Company lists · Data refreshed September 2026
Top 25 High voltage power supply manufacturers worldwide
RevenueBase identified 264 company matches for high voltage power supply manufacturers worldwide as of September 2026 and tracks 5,389 professional contacts across them, including 1,590 with verified work emails. The United States is the largest market and San Diego the largest hub.
This list covers company matches for high voltage power supply manufacturers worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 30, 2026. Country and city lists for high voltage power supply manufacturers follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest high voltage power supply manufacturers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 851 contacts → | ||||
Exact match “Spellman High Voltage Electronics Corporation is the world's leading independent manufacturer of DC high voltage power supplies, x-ray generators and Monoblock® X-ray sources.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 2 | 805 contacts → | ||||
Exact match “We are committed to being a leading provider of power solutions, including AC-DC power supplies and DC-DC converters, high voltage power supplies and RF power supplies.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 3 | 197 contacts → | ||||
Exact match “We specialize in power supply within the voltage range 0.4-400 kV.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 4 | 177 contacts → | ||||
Exact match “NWL Inc.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 5 | 169 contacts → | ||||
Exact match “Magna-Power designs and manufactures robust programmable power products in the USA that set industry standards for quality, size, and control.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 6 | 148 contacts → | ||||
Exact match “HIGHVOLT Prüftechnik Dresden GmbH is a global leader in high voltage and high current test systems and measurement equipment with experience of 120 years.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 7 | 103 contacts → | ||||
Exact match “With a rich legacy of expertise and innovation, ScandiNova Systems (ScandiNova) has established itself as a world leader in the development and production of high-voltage pulsed…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 8 | 89 contacts → | ||||
Exact match “Contamos con infraestructura, equipos y personal especializado en cada línea de servicio, hacemos extensiva la garantía del fabricante a través de nuestro personal certificado por…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 9 | 83 contacts → | ||||
Exact match “FARAMAX is a manufacturer of high voltage power transformers, shunt reactors and magnetically controlled shunt reactors (MCSR).” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 10 | 79 contacts → | ||||
Exact match “KVTEK designs and manufactures technically advanced and easy to use products for High Voltage, High Current and High Power test systems and measurement instruments.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 11 | 73 contacts → | ||||
Exact match “REGATRON power supplies are backed by more than 50 years of experience in power electronics.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 12 | 69 contacts → | ||||
Exact match “In 2024, EA Elektro-Automatik Group (EA) joined Tektronix as part of its test and measurement portfolio.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 13 | 66 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 14 | 57 contacts → | ||||
Exact match “Spannung in Präzision Die J.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 15 | 57 contacts → | ||||
Exact match “Since 2008, VJ X-Ray has designed and manufactured integrated x-ray sources and high voltage generators for OEMs of X-Ray Inspection Systems in markets including Security, Food &…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 16 | 57 contacts → | ||||
Exact match “Dean Technology, Inc is an ISO 9001:2015 certified company that specializes in the manufacture, distribution and support of high voltage and high power diodes, power supplies…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 17 | 49 contacts → | ||||
Exact match “Voltage Multipliers Inc.(VMI) manufactures high voltage diodes, optocouplers, multipliers, rectifiers, and power supplies.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 18 | 44 contacts → | ||||
Exact match “PHENIX Technologies Inc, A Division of Doble Engineering, designs and manufactures a wide range of High Voltage, High Current, and High Power Test Systems and Components.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 19 | 38 contacts → | ||||
Exact match “Ampegon Power Electronics AG designs and delivers high-power RF, high-voltage, and pulsed power systems, as well as transmitters for the world’s most demanding scientific…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 20 | 37 contacts → | ||||
Exact match “Gulmay specialises in the design and manufacture of high frequency, high power generators and controls for use in industrial x-ray applications.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 21 | 37 contacts → | ||||
Exact match “High Voltage Engineering Solutions, from conceptual design, through to installation and O&M.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 22 | 33 contacts → | ||||
Exact match “High Voltage Specialists” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 23 | 33 contacts → | ||||
Exact match “High Voltage Technology SA (Pty) Ltd (“HVT”) provides “Can do” solutions for tough problems in the electricity transmission & distribution industry.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 24 | 30 contacts → | ||||
Exact match “OCEM Power Electronics creates power systems for premier research laboratories around the world.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 25 | 29 contacts → | ||||
Exact match “Founded in 1991, Adelsystem designs and manufactures industrial power supplies with linear and switching technology.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “high voltage power supply manufacturers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 264 high voltage power supply manufacturers worldwide
See the full list, filter by size, metro and specialty, and access 1,590 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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High voltage power supply manufacturers worldwide at a glance
As of Sep 30, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for high voltage power supply manufacturers are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “high voltage power supply manufacturers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 1,590 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 30, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
High voltage power supply manufacturers by location
2 lists · largest firstEvery High voltage power supply manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “high voltage power supply manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many high voltage power supply manufacturers are there worldwide?
RevenueBase identified 264 company matches for high voltage power supply manufacturers worldwide as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Spellman High Voltage Electronics Corporation tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most high voltage power supply manufacturers?
The United States leads with 58 companies, followed by Germany (26). Every high voltage power supply manufacturers list by country and city is linked on this page.
Which city has the most high voltage power supply manufacturers?
San Diego leads with 5 company records, followed by Shenzhen (5) and Xian (4).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 1,590 professional contacts with verified work emails tracked across these 264 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 30, 2026.
Ready to reach these companies? Verified emails and direct dials for all 264 high voltage power supply manufacturers worldwide. Start with a free account, no credit card.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
Company intelligence · public preview
Top 25 high voltage power supply manufacturers worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 264 matching company records for high voltage power supply manufacturers worldwide, with 5,389 tracked contacts and 1,590 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 30, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 high voltage power supply manufacturers worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Spellman High Voltage Electronics Corporationspellmanhv.comHQ: Hauppauge, NY, United StatesReported employees: 1,001-5,000 | Hauppauge, NY, United States | 1,001-5,000 | Exact match | 851 contacts → |
“Spellman High Voltage Electronics Corporation is the world's leading independent manufacturer of DC high voltage power supplies, x-ray generators and Monoblock® X-ray sources.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  XP Powerxppower.comHQ: Singapore, GermanyReported employees: 1,001-5,000 | Singapore, Germany | 1,001-5,000 | Exact match | 805 contacts → |
“We are committed to being a leading provider of power solutions, including AC-DC power supplies and DC-DC converters, high voltage power supplies and RF power supplies.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Linjemontagelinjemontage.se HQ: Grästorp, SwedenReported employees: 201-500 | Grästorp, Sweden | 201-500 | Exact match | 197 contacts → |
“We specialize in power supply within the voltage range 0.4-400 kV.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | NWLnwl.com HQ: Bordentown, NJ, United StatesReported employees: 201-500 | Bordentown, NJ, United States | 201-500 | Exact match | 177 contacts → |
“NWL Inc.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Magna-Power Electronicsmagna-power.comHQ: Flemington, NJ, United StatesReported employees: 51-200 | Flemington, NJ, United States | 51-200 | Exact match | 169 contacts → |
“Magna-Power designs and manufactures robust programmable power products in the USA that set industry standards for quality, size, and control.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Highvolt Prüftechnik Dresden Gmbhhighvolt.com HQ: Dresden, GermanyReported employees: 201-500 | Dresden, Germany | 201-500 | Exact match | 148 contacts → |
“HIGHVOLT Prüftechnik Dresden GmbH is a global leader in high voltage and high current test systems and measurement equipment with experience of 120 years.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Scandinova Systemsscandinovasystems.com HQ: Uppsala, SwedenReported employees: 51-200 | Uppsala, Sweden | 51-200 | Exact match | 103 contacts → |
“With a rich legacy of expertise and innovation, ScandiNova Systems (ScandiNova) has established itself as a world leader in the development and production of high-voltage pulsed…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  ACJ High Voltage SASacj.com.coHQ: Tenjo - Cundinamarca, ColombiaReported employees: 51-200 | Tenjo - Cundinamarca, Colombia | 51-200 | Exact match | 89 contacts → |
“Contamos con infraestructura, equipos y personal especializado en cada línea de servicio, hacemos extensiva la garantía del fabricante a través de nuestro personal certificado por…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Faramaxfaramax.com HQ: Palazuelo-empalme, SpainReported employees: 501-1,000 | Palazuelo-empalme, Spain | 501-1,000 | Exact match | 83 contacts → |
“FARAMAX is a manufacturer of high voltage power transformers, shunt reactors and magnetically controlled shunt reactors (MCSR).” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Kvtek Power Systemskvtekpower.com HQ: Manesar, IndiaReported employees: 51-200 | Manesar, India | 51-200 | Exact match | 79 contacts → |
“KVTEK designs and manufactures technically advanced and easy to use products for High Voltage, High Current and High Power test systems and measurement instruments.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Regatronregatron.com HQ: Rorschach, SwitzerlandReported employees: 51-200 | Rorschach, Switzerland | 51-200 | Exact match | 73 contacts → |
“REGATRON power supplies are backed by more than 50 years of experience in power electronics.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Viersen, GermanyReported employees: 201-500 | Viersen, Germany | 201-500 | Exact match | 69 contacts → |
“In 2024, EA Elektro-Automatik Group (EA) joined Tektronix as part of its test and measurement portfolio.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Stein Industries INCsteinindustriesinc.comHQ: London, ON, CanadaReported employees: 51-200 | London, ON, Canada | 51-200 | Exact match | 66 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 14 |  J. Schneider Elektrotechnik Gmbhj-schneider.deHQ: Offenburg, GermanyReported employees: 201-500 | Offenburg, Germany | 201-500 | Exact match | 57 contacts → |
“Spannung in Präzision Die J.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | VJ X-Rayvjxray.com HQ: Bohemia, NY, United StatesReported employees: 201-500 | Bohemia, NY, United States | 201-500 | Exact match | 57 contacts → |
“Since 2008, VJ X-Ray has designed and manufactured integrated x-ray sources and high voltage generators for OEMs of X-Ray Inspection Systems in markets including Security, Food &…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Dean Technology, INCdeantechnology.com HQ: Addison, TX, United StatesReported employees: 51-200 | Addison, TX, United States | 51-200 | Exact match | 57 contacts → |
“Dean Technology, Inc is an ISO 9001:2015 certified company that specializes in the manufacture, distribution and support of high voltage and high power diodes, power supplies…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Voltage Multipliers INCvoltagemultipliers.com HQ: Visalia, CA, United StatesReported employees: 201-500 | Visalia, CA, United States | 201-500 | Exact match | 49 contacts → |
“Voltage Multipliers Inc.(VMI) manufactures high voltage diodes, optocouplers, multipliers, rectifiers, and power supplies.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Phenix Technologies, A Doble Companyphenixtech.com HQ: Accident, MD, United StatesReported employees: 51-200 | Accident, MD, United States | 51-200 | Exact match | 44 contacts → |
“PHENIX Technologies Inc, A Division of Doble Engineering, designs and manufactures a wide range of High Voltage, High Current, and High Power Test Systems and Components.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Ampegonampegon.com HQ: Baden, SwitzerlandReported employees: 51-200 | Baden, Switzerland | 51-200 | Exact match | 38 contacts → |
“Ampegon Power Electronics AG designs and delivers high-power RF, high-voltage, and pulsed power systems, as well as transmitters for the world’s most demanding scientific…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Gulmay L.T.Dgulmay.com HQ: Byfleet, United KingdomReported employees: 51-200 | Byfleet, United Kingdom | 51-200 | Exact match | 37 contacts → |
“Gulmay specialises in the design and manufacture of high frequency, high power generators and controls for use in industrial x-ray applications.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | EDS HV Groupedshv.com HQ: Haslingden, United KingdomReported employees: 51-200 | Haslingden, United Kingdom | 51-200 | Exact match | 37 contacts → |
“High Voltage Engineering Solutions, from conceptual design, through to installation and O&M.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Aardvarc Electrical Engineers LTDaardvarcelectrical.comHQ: Hebburn, United KingdomReported employees: 51-200 | Hebburn, United Kingdom | 51-200 | Exact match | 33 contacts → |
“High Voltage Specialists” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  High Voltage Technology SAhvt.co.zaHQ: Johannesburg, South AfricaReported employees: 51-200 | Johannesburg, South Africa | 51-200 | Exact match | 33 contacts → |
“High Voltage Technology SA (Pty) Ltd (“HVT”) provides “Can do” solutions for tough problems in the electricity transmission & distribution industry.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Ocem Power Electronicsocem.euHQ: Valsamoggia, ItalyReported employees: 51-200 | Valsamoggia, Italy | 51-200 | Exact match | 30 contacts → |
“OCEM Power Electronics creates power systems for premier research laboratories around the world.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Adel System SRLadelsystem.comHQ: Reggio Emilia, ItalyReported employees: 11-50 | Reggio Emilia, Italy | 11-50 | Exact match | 29 contacts → |
“Founded in 1991, Adelsystem designs and manufactures industrial power supplies with linear and switching technology.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 264 company matches
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High voltage power supply manufacturers: dataset insights
September 30, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
263 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 264 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 30, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
High voltage power supply manufacturers by location
2 lists · largest firstEvery High voltage power supply manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for high voltage power supply manufacturers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many high voltage power supply manufacturers did RevenueBase find worldwide?
The saved snapshot records 264 matching company records, 5,389 tracked contacts and 1,590 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 30, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 high voltage power supply manufacturers worldwide. Snapshot: September 30, 2026. https://revenuebase.ai/companies/browse/high-voltage-power-supply-manufacturers.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 high voltage power supply manufacturers worldwide
RevenueBase records 264 matching company records for high voltage power supply manufacturers worldwide, with 5,389 tracked contacts and 1,590 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 30, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 high voltage power supply manufacturers worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Spellman High Voltage Electronics Corporationspellmanhv.com HQ: Hauppauge, NY, United StatesReported employees: 1,001-5,000 | Hauppauge, NY, United States | 1,001-5,000 | Exact match | 851 contacts → |
“Spellman High Voltage Electronics Corporation is the world's leading independent manufacturer of DC high voltage power supplies, x-ray generators and Monoblock® X-ray sources.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | XP Powerxppower.com HQ: Singapore, GermanyReported employees: 1,001-5,000 | Singapore, Germany | 1,001-5,000 | Exact match | 805 contacts → |
“We are committed to being a leading provider of power solutions, including AC-DC power supplies and DC-DC converters, high voltage power supplies and RF power supplies.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Linjemontagelinjemontage.se HQ: Grästorp, SwedenReported employees: 201-500 | Grästorp, Sweden | 201-500 | Exact match | 197 contacts → |
“We specialize in power supply within the voltage range 0.4-400 kV.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | NWLnwl.com HQ: Bordentown, NJ, United StatesReported employees: 201-500 | Bordentown, NJ, United States | 201-500 | Exact match | 177 contacts → |
“NWL Inc.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Magna-Power Electronicsmagna-power.com HQ: Flemington, NJ, United StatesReported employees: 51-200 | Flemington, NJ, United States | 51-200 | Exact match | 169 contacts → |
“Magna-Power designs and manufactures robust programmable power products in the USA that set industry standards for quality, size, and control.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Highvolt Prüftechnik Dresden Gmbhhighvolt.com HQ: Dresden, GermanyReported employees: 201-500 | Dresden, Germany | 201-500 | Exact match | 148 contacts → |
“HIGHVOLT Prüftechnik Dresden GmbH is a global leader in high voltage and high current test systems and measurement equipment with experience of 120 years.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Scandinova Systemsscandinovasystems.com HQ: Uppsala, SwedenReported employees: 51-200 | Uppsala, Sweden | 51-200 | Exact match | 103 contacts → |
“With a rich legacy of expertise and innovation, ScandiNova Systems (ScandiNova) has established itself as a world leader in the development and production of high-voltage pulsed…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | ACJ High Voltage SASacj.com.co HQ: Tenjo - Cundinamarca, ColombiaReported employees: 51-200 | Tenjo - Cundinamarca, Colombia | 51-200 | Exact match | 89 contacts → |
“Contamos con infraestructura, equipos y personal especializado en cada línea de servicio, hacemos extensiva la garantía del fabricante a través de nuestro personal certificado por…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Faramaxfaramax.com HQ: Palazuelo-empalme, SpainReported employees: 501-1,000 | Palazuelo-empalme, Spain | 501-1,000 | Exact match | 83 contacts → |
“FARAMAX is a manufacturer of high voltage power transformers, shunt reactors and magnetically controlled shunt reactors (MCSR).” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Kvtek Power Systemskvtekpower.com HQ: Manesar, IndiaReported employees: 51-200 | Manesar, India | 51-200 | Exact match | 79 contacts → |
“KVTEK designs and manufactures technically advanced and easy to use products for High Voltage, High Current and High Power test systems and measurement instruments.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Regatronregatron.com HQ: Rorschach, SwitzerlandReported employees: 51-200 | Rorschach, Switzerland | 51-200 | Exact match | 73 contacts → |
“REGATRON power supplies are backed by more than 50 years of experience in power electronics.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Viersen, GermanyReported employees: 201-500 | Viersen, Germany | 201-500 | Exact match | 69 contacts → |
“In 2024, EA Elektro-Automatik Group (EA) joined Tektronix as part of its test and measurement portfolio.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Stein Industries INCsteinindustriesinc.com HQ: London, ON, CanadaReported employees: 51-200 | London, ON, Canada | 51-200 | Exact match | 66 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 14 | J. Schneider Elektrotechnik Gmbhj-schneider.de HQ: Offenburg, GermanyReported employees: 201-500 | Offenburg, Germany | 201-500 | Exact match | 57 contacts → |
“Spannung in Präzision Die J.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | VJ X-Rayvjxray.com HQ: Bohemia, NY, United StatesReported employees: 201-500 | Bohemia, NY, United States | 201-500 | Exact match | 57 contacts → |
“Since 2008, VJ X-Ray has designed and manufactured integrated x-ray sources and high voltage generators for OEMs of X-Ray Inspection Systems in markets including Security, Food &…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Dean Technology, INCdeantechnology.com HQ: Addison, TX, United StatesReported employees: 51-200 | Addison, TX, United States | 51-200 | Exact match | 57 contacts → |
“Dean Technology, Inc is an ISO 9001:2015 certified company that specializes in the manufacture, distribution and support of high voltage and high power diodes, power supplies…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Voltage Multipliers INCvoltagemultipliers.com HQ: Visalia, CA, United StatesReported employees: 201-500 | Visalia, CA, United States | 201-500 | Exact match | 49 contacts → |
“Voltage Multipliers Inc.(VMI) manufactures high voltage diodes, optocouplers, multipliers, rectifiers, and power supplies.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Phenix Technologies, A Doble Companyphenixtech.com HQ: Accident, MD, United StatesReported employees: 51-200 | Accident, MD, United States | 51-200 | Exact match | 44 contacts → |
“PHENIX Technologies Inc, A Division of Doble Engineering, designs and manufactures a wide range of High Voltage, High Current, and High Power Test Systems and Components.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Ampegonampegon.com HQ: Baden, SwitzerlandReported employees: 51-200 | Baden, Switzerland | 51-200 | Exact match | 38 contacts → |
“Ampegon Power Electronics AG designs and delivers high-power RF, high-voltage, and pulsed power systems, as well as transmitters for the world’s most demanding scientific…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Gulmay L.T.Dgulmay.com HQ: Byfleet, United KingdomReported employees: 51-200 | Byfleet, United Kingdom | 51-200 | Exact match | 37 contacts → |
“Gulmay specialises in the design and manufacture of high frequency, high power generators and controls for use in industrial x-ray applications.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | EDS HV Groupedshv.com HQ: Haslingden, United KingdomReported employees: 51-200 | Haslingden, United Kingdom | 51-200 | Exact match | 37 contacts → |
“High Voltage Engineering Solutions, from conceptual design, through to installation and O&M.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Aardvarc Electrical Engineers LTDaardvarcelectrical.com HQ: Hebburn, United KingdomReported employees: 51-200 | Hebburn, United Kingdom | 51-200 | Exact match | 33 contacts → |
“High Voltage Specialists” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | High Voltage Technology SAhvt.co.za HQ: Johannesburg, South AfricaReported employees: 51-200 | Johannesburg, South Africa | 51-200 | Exact match | 33 contacts → |
“High Voltage Technology SA (Pty) Ltd (“HVT”) provides “Can do” solutions for tough problems in the electricity transmission & distribution industry.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Ocem Power Electronicsocem.eu HQ: Valsamoggia, ItalyReported employees: 51-200 | Valsamoggia, Italy | 51-200 | Exact match | 30 contacts → |
“OCEM Power Electronics creates power systems for premier research laboratories around the world.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Adel System SRLadelsystem.com HQ: Reggio Emilia, ItalyReported employees: 11-50 | Reggio Emilia, Italy | 11-50 | Exact match | 29 contacts → |
“Founded in 1991, Adelsystem designs and manufactures industrial power supplies with linear and switching technology.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 264 company matches
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High voltage power supply manufacturers: dataset insights
September 30, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
263 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 264 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 30, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
High voltage power supply manufacturers by location
2 lists · largest firstEvery High voltage power supply manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for high voltage power supply manufacturers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many high voltage power supply manufacturers did RevenueBase find worldwide?
The saved snapshot records 264 matching company records, 5,389 tracked contacts and 1,590 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 30, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 high voltage power supply manufacturers worldwide. Snapshot: September 30, 2026. https://revenuebase.ai/companies/browse/high-voltage-power-supply-manufacturers.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗