Company lists · Data refreshed September 2026

Top 25 Power supply equipment for telecommunications based in Germany

RevenueBase identified 98 power supply equipment for telecommunications headquartered in Germany as of September 2026 and tracks 3,972 professional contacts across them, including 2,045 with verified work emails. Achern is the largest hub.

This list covers power supply equipment for telecommunications headquartered in Germany, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 17, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 17, 2026 86% judged on-target in blind review
98Companies
3,972Contacts tracked
2,045Verified emails
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The 25 largest power supply equipment for telecommunications based in Germany

Ranked by team size
Top 25 of 98 power supply equipment for telecommunications based in Germany, ranked by team size, largest first. Data refreshed Sep 17, 2026. RevenueBase Smart Search rates how each company's information relates to power supply equipment for telecommunications: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceMunich, GermanyHQ checked Sep 17, 20261,001-5,0002,111 contacts →

Partial evidence

“INNIO Group is a global distributed energy solutions provider that delivers reliable, flexible, transient, decentralized, modular and efficient power.”

Source: RevenueBase Database · checked Sep 17, 2026
2Partial evidenceOsterode/harz, GermanyHQ checked Sep 17, 2026501-1,000345 contacts →

Partial evidence

“Nothing protects quite like Piller“ - with this principle Piller is a world leader in power protection technology and builds electrical systems for mission-critical applications…”

Source: RevenueBase Database · checked Sep 17, 2026
3Strong evidenceMunich, GermanyHQ checked Sep 17, 20261,001-5,000280 contacts →

Strong evidence

“PULS is Europe’s biggest manufacturer of industrial DC power solutions and a global technology leader for reliable power supplies for demanding applications.”

Source: RevenueBase Database · checked Sep 17, 2026
4Indirect evidenceBocholt, GermanyHQ checked Sep 17, 2026501-1,000185 contacts →

Indirect evidence

“Sustainability, Safety and Efficiency through Innovations For more than half a century BENNING products have improved the safe and efficient utilisation of energy resources.”

Source: RevenueBase Database · checked Sep 17, 2026
5Indirect evidenceViersen, GermanyHQ checked Sep 17, 2026201-50069 contacts →

Indirect evidence

“In 2024, EA Elektro-Automatik Group (EA) joined Tektronix as part of its test and measurement portfolio.”

Source: RevenueBase Database · checked Sep 17, 2026
6Indirect evidenceOffenburg, GermanyHQ checked Sep 17, 2026201-50057 contacts →

Indirect evidence

“Spannung in Präzision Die J.”

Source: RevenueBase Database · checked Sep 17, 2026
7Partial evidenceHamburg, GermanyHQ checked Sep 17, 202651-20053 contacts →

Partial evidence

“stuckeGROUP – Power Solutions.”

Source: RevenueBase Database · checked Sep 17, 2026
8Indirect evidenceHilzingen, GermanyHQ checked Sep 17, 2026201-50045 contacts →

Indirect evidence

“Hersteller maßgeschneiderter Stromversorgungslösungen – zuverlässig, zukunftssicher und perfekt auf Ihre Anwendung abgestimmt.”

Source: RevenueBase Database · checked Sep 17, 2026
9Partial evidenceDortmund, GermanyHQ checked Sep 17, 202651-20039 contacts →

Partial evidence

“Solcon-IGEL has nearly 50 years of experience and expertise in specialized power electronics technologies.”

Source: RevenueBase Database · checked Sep 17, 2026
10Partial evidenceAdlkofen, GermanyHQ checked Sep 17, 202651-20038 contacts →

Partial evidence

“Deutronic supplies industry with technologically advanced solutions.”

Source: RevenueBase Database · checked Sep 17, 2026
11Indirect evidenceSteinenbronn, GermanyHQ checked Sep 17, 202651-20037 contacts →

Indirect evidence

“Die Wöhrle Stromversorgungssysteme GmbH entwickelt, produziert und vertreibt seit über 40 Jahren hochwertige und zuverlässige Stromversorgungssysteme für sicherheitskritische…”

Source: RevenueBase Database · checked Sep 17, 2026
12Partial evidenceSchechen, GermanyHQ checked Sep 17, 202651-20031 contacts →

Partial evidence

“XP Power Germany, with sites in Rosenheim (FuG Elektronik GmbH), Salach (Guth High Voltage GmbH) and Bremen is one of the world's leading developers and manufacturers of critical…”

Source: RevenueBase Database · checked Sep 17, 2026
13Strong evidenceDonauwörth, GermanyHQ checked Sep 17, 202651-20026 contacts →

Strong evidence

“Based in Donauwoerth/Germany, Bicker Elektronik GmbH has been developing, manufacturing and selling highly reliable power supply solutions (3 to watts), UPS systems and system…”

Source: RevenueBase Database · checked Sep 17, 2026
14Strong evidenceNeuss, GermanyHQ checked Sep 17, 202651-20024 contacts →

Strong evidence

“For over 40 years, we have been developing and supplying high-quality power distribution systems and custom solutions that operate reliably even under the most extreme conditions.”

Source: RevenueBase Database · checked Sep 17, 2026
15Indirect evidenceBaden-baden, GermanyHQ checked Sep 17, 202611-5023 contacts →

Indirect evidence

“AC- & DC-Stromversorgungslösungen für Industrie und Forschung Schulz-Electronic entwickelt und realisiert maßgeschneiderte AC- und DC-Stromversorgungslösungen für Industrie und…”

Source: RevenueBase Database · checked Sep 17, 2026
16Strong evidenceSchwarzatal, GermanyHQ checked Sep 17, 2026201-50022 contacts →

Strong evidence

“MTM Power – your specialist for innovative power supplies Founded in 1991, MTM Power Messtechnik Mellenbach GmbH is one of the leading manufacturers of power supplies in Germany.”

Source: RevenueBase Database · checked Sep 17, 2026
17Indirect evidenceAchern - Gamshurst, GermanyHQ checked Sep 17, 202651-20020 contacts →

Indirect evidence

“Stromversorgungen "Made in Germany" Der Name SCHÄFER stammt vom Firmengründer, Herrn Dr.”

Source: RevenueBase Database · checked Sep 17, 2026
18Indirect evidenceSchongau, GermanyHQ checked Sep 17, 2026201-50020 contacts →

Indirect evidence

“Gustav Klein GmbH & Co.”

Source: RevenueBase Database · checked Sep 17, 2026
19Strong evidenceDresden, GermanyHQ checked Sep 17, 202651-20015 contacts →

Strong evidence

“Since 2009, Westhaus Energietechnik GmbH has been manufacturing and supplying switchgear and securing its power supply in industry, wind farms, transformer stations and rail…”

Source: RevenueBase Database · checked Sep 17, 2026
20Indirect evidenceKirchardt, GermanyHQ checked Sep 17, 202651-20014 contacts →

Indirect evidence

“Hersteller vom Stromerzeugern, Netzersatzanlagen, Notstromsysteme”

Source: RevenueBase Database · checked Sep 17, 2026
21Indirect evidenceBovenden, GermanyHQ checked Sep 17, 202651-20012 contacts →

Indirect evidence

“RSV Ruhstrat Stromversorgungen GmbH is a company based out of 12 Heinestraße, Bovenden, Germany.”

Source: RevenueBase Database · checked Sep 17, 2026
22Indirect evidenceRoth, GermanyHQ checked Sep 17, 202651-20012 contacts →

Indirect evidence

“Energiewende, intelligente Stromnetze (Smart Grids), Hochspannungs- Gleichspannungsübertragung – Alle reden darüber.”

Source: RevenueBase Database · checked Sep 17, 2026
23Strong evidenceFrankfurt, GermanyHQ checked Sep 17, 2026201-50011 contacts →

Strong evidence

“Cosel is a manufacturer of AC/DC Power Supplies, DC-DC Converters & EMI Filters.”

Source: RevenueBase Database · checked Sep 17, 2026
24Indirect evidenceRiedstadt, GermanyHQ checked Sep 17, 202611-5011 contacts →

Indirect evidence

“The driving force.”

Source: RevenueBase Database · checked Sep 17, 2026
25Indirect evidenceHeiligenhaus, GermanyHQ checked Sep 17, 202611-5011 contacts →

Indirect evidence

“IHR SPEZIALIST FÜR TRAFOSTATIONEN, TRAFOS UND SCHALTANLAGEN: ü.”

Source: RevenueBase Database · checked Sep 17, 2026

Showing 25 of 98 power supply equipment for telecommunications based in Germany

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Power supply equipment for telecommunications based in Germany at a glance

As of Sep 17, 2026
51.5%Verified-email coverage
40.5Average contacts per company
11-50Median size (employees)
4.1%Largest-city concentration · Achern
Sep 17, 2026Page data refreshed

Companies by employee count

1-10
24
11-50
32
51-200
28
201-500
6
501-1,000
3
1,001-5,000
3

Email recency for this list is measured worldwide rather than for Germany, so it is reported there. Company counts and contact totals on this page are exact for Germany, over 98 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among power supply equipment for telecommunications, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Germany whose own description of what they do matches “power supply equipment for telecommunications”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names power supply equipment for telecommunications), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among power supply equipment for telecommunications, and records with no verified work email. Companies headquartered outside Germany are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 2,045 across the full list. 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 17, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names power supply equipment for telecommunications, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many power supply equipment for telecommunications are there based in Germany?

RevenueBase identified 98 power supply equipment for telecommunications headquartered in Germany as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Innio Group, headquartered in Munich Germany, tops this list with the largest team on record.

Which city has the most power supply equipment for telecommunications?

Achern leads with 4 headquartered companies, followed by Berlin (3) and Schongau (3).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 2,045 verified decision-maker contacts tracked across these 98 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 17, 2026.

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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 Smart Search, 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.