Company lists · Data refreshed September 2026
Top 23 Voltage transformer manufacturers based in Brazil
RevenueBase identified 131 company matches for voltage transformer manufacturers associated with Brazil as of September 2026 and tracks 2,628 professional contacts across them, including 279 with verified work emails. Sao Paulo is the largest hub.
This list covers company matches for voltage transformer manufacturers associated with Brazil, 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.
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 23 largest voltage transformer manufacturers based in Brazil
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 350 contacts → | ||||
Exact match “Com mais de 50 anos de história, a Itaipu Transformadores é uma das principais referências na fabricação de transformadores de potência no Brasil e no exterior.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 2 | 230 contacts → | ||||
Exact match “A TRAEL iniciou suas atividades em 1992 com a fabricação de transformadores de distribuição, força e especiais.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 3 | 218 contacts → | ||||
Exact match “We have been in the market for over 20 years serving the main industrial and commercial markets, gaining prominent positions in the segments of Engineering, Commissioning of…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 4 | 209 contacts → | ||||
Exact match “A Indústria de Transformadores Amazonas Ltda, ITAM, é uma empresa do segmento de energia elétrica, especializada na produção de transformadores de diversas classes e potências…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 5 | 206 contacts → | ||||
Exact match “Balteau Produtos Elétricos LTDA is a traditional manufacturer of Instrument Transformers and Metering Device Set in Itajubá-MG, Brazil.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 6 | 134 contacts → | ||||
Exact match “ISOLET is a company based out of Rod.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 7 | 119 contacts → | ||||
Exact match “A COMTRAFO atua desde 1994 produzindo transformadores de distribuição e força para o mercado nacional e internacional.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 8 | 94 contacts → | ||||
Exact match “A CTRLTECH está em atividade desde se dedicando à fabricação de equipamentos elétricos e eletromecânicos de conversão de energia para diversos segmentos.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 9 | 42 contacts → | ||||
Exact match “Empresa brasileira com 37 anos e especializada em transformadores de Potencial e de Corrente a seco em epoxi de 0,6 kV a 36,2kV, aplicados em medição e proteção de sistemas…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 10 | 31 contacts → | ||||
Exact match “A "Transformadores Jundiaí – Soluções em Energia" se consolida, desde 1990, no mercado regional e nacional como referência no segmento elétrico, sempre seguindo o compromisso de…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 11 | 26 contacts → | ||||
Exact match “A Trafocare é uma empresa especializada na manutenção de transformadores e comércio de fluidos isolantes elétricos, investindo no que há de mais moderno e eficiente no mercado…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 12 | 20 contacts → | ||||
Exact match “Fundada em 2015, a partir da união de profissionais com mais de 30 anos de experiência no mercado de energia e na fabricação de equipamentos eletromecânicos voltados para…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 13 | 15 contacts → | ||||
Exact match “A Entran Indústria de Equipamentos foi fundada em 1988 na cidade de Curitiba, Paraná.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 14 | 10 contacts → | ||||
Exact match “Com dezesseis anos de mercado a Adftronik atua na fabricação de estabilizadores de tensão monofásicos e trifásicos de até 150Kva, no break`s, transformadores monofásicos e…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 15 | 9 contacts → | ||||
Exact match “A Nova Trafo é uma empresa que atua no segmento de Transformadores e Reatores, e oferece serviços de Diagnóstico, Treinamentos, Diligenciamento, Engenharia de Aplicação e Gestão…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 16 | 7 contacts → | ||||
Exact match “Founded in 1995, Riotrafo has been providing innovative solutions in the Electricity Distribution transformers segment in voltage class 15 kV, 25kV and 36,2 kV.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 17 | 6 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 18 | 4 contacts → | ||||
Exact match “We specialize in the operation, maintenance, and overhaul of electrical equipment, with a focus on voltage regulators and transformers.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 19 | 4 contacts → | ||||
Exact match “A Bralux Transformadores é especializada na venda, reforma e locação de transformadores e equipamentos elétricos para subestações.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 20 | 4 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 21 | 3 contacts → | ||||
Exact match “A TRAFO MANUTENÇÃO é uma empresa de prestação de serviços focada em manutenções preventivas e corretivas, montagem e comissionamentos de transformadores de distribuição e de…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 22 | 2 contacts → | ||||
Exact match “Consultoria e Serviços de Engenharia para Cálculo e Projeto de Transformadores e Reatores e nos fenômenos envolvidos na operação destes equipamentos no Sistema Elétrico Nacional.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 23 | 1 contacts → | ||||
Exact match Recorded description not available. 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 “voltage transformer 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 23 of 131 voltage transformer manufacturers based in Brazil
See the full list, filter by size, metro and specialty, and access 279 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Voltage transformer manufacturers based in Brazil at a glance
As of Sep 30, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Brazil, so it is reported there. Company counts and contact totals on this page are exact for Brazil, over 131 companies.
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.
- What qualifies
- Company records associated with Brazil whose business descriptions match “voltage transformer 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 279 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.
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 “voltage transformer manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many voltage transformer manufacturers are there based in Brazil?
RevenueBase identified 131 company matches for voltage transformer manufacturers associated with Brazil 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?
Itaipu Transformadores tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most voltage transformer manufacturers?
Sao Paulo leads with 18 company records, followed by Jundiai (7) and Blumenau (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 279 professional contacts with verified work emails tracked across these 131 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 131 voltage transformer manufacturers based in Brazil. Start with a free account, no credit card.
Download this list →Related lists
Voltage transformer manufacturers by geography
- Voltage transformer manufacturers based in Vadodara, India
- Voltage transformer manufacturers based in Canada
- Voltage transformer manufacturers based in France
- Voltage transformer manufacturers based in Germany
- Voltage transformer manufacturers based in India
- Voltage transformer manufacturers based in Italy
- Voltage transformer manufacturers based in Spain
- Voltage transformer manufacturers based in Türkiye
- Voltage transformer manufacturers based in the United Kingdom
- Voltage transformer manufacturers based in the United States
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
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Voltage transformer manufacturers based in Vadodara, India
- Voltage transformer manufacturers based in Canada
- Voltage transformer manufacturers based in France
- Voltage transformer manufacturers based in Germany
- Voltage transformer manufacturers based in India
- Voltage transformer manufacturers based in Italy
Company intelligence · public preview
Top 23 voltage transformer manufacturers based in Brazil
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 131 matching company records for voltage transformer manufacturers based in Brazil, with 2,628 tracked contacts and 279 verified work emails.
This public preview shows 23 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 23 voltage transformer manufacturers based in Brazil
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 | Itaipu Transformadoresitaiputransformadores.com.br HQ: Itápolis, BrazilReported employees: 1,001-5,000 | Itápolis, Brazil | 1,001-5,000 | Exact match | 350 contacts → |
“Com mais de 50 anos de história, a Itaipu Transformadores é uma das principais referências na fabricação de transformadores de potência no Brasil e no exterior.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Trael Transformadores Elétricos Ltdatrael.com.br HQ: Cuiabá, BrazilReported employees: 1,001-5,000 | Cuiabá, Brazil | 1,001-5,000 | Exact match | 230 contacts → |
“A TRAEL iniciou suas atividades em 1992 com a fabricação de transformadores de distribuição, força e especiais.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  TDM Service & Solutionstdm.energyHQ: Bragança Paulista, BrazilReported employees: 201-500 | Bragança Paulista, Brazil | 201-500 | Exact match | 218 contacts → |
“We have been in the market for over 20 years serving the main industrial and commercial markets, gaining prominent positions in the segments of Engineering, Commissioning of…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | ITAMitam.com.br HQ: Manaus, BrazilReported employees: 201-500 | Manaus, Brazil | 201-500 | Exact match | 209 contacts → |
“A Indústria de Transformadores Amazonas Ltda, ITAM, é uma empresa do segmento de energia elétrica, especializada na produção de transformadores de diversas classes e potências…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Balteau Produtos Elétricos Ltda - Grupo WEGbalteau.com.br HQ: Itajubá, BrazilReported employees: 201-500 | Itajubá, Brazil | 201-500 | Exact match | 206 contacts → |
“Balteau Produtos Elétricos LTDA is a traditional manufacturer of Instrument Transformers and Metering Device Set in Itajubá-MG, Brazil.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Isoletisolet.com.br HQ: Itu, BrazilReported employees: 201-500 | Itu, Brazil | 201-500 | Exact match | 134 contacts → |
“ISOLET is a company based out of Rod.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Comtrafocomtrafo.com.brHQ: Cornelio Procopio, BrazilReported employees: 501-1,000 | Cornelio Procopio, Brazil | 501-1,000 | Exact match | 119 contacts → |
“A COMTRAFO atua desde 1994 produzindo transformadores de distribuição e força para o mercado nacional e internacional.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Ctrltech Conversão DE Energiactrltech.com.brHQ: Osasco, BrazilReported employees: 51-200 | Osasco, Brazil | 51-200 | Exact match | 94 contacts → |
“A CTRLTECH está em atividade desde se dedicando à fabricação de equipamentos elétricos e eletromecânicos de conversão de energia para diversos segmentos.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Brasformer Braspelbrasformer.com.br HQ: Sao Paulo, BrazilReported employees: 51-200 | Sao Paulo, Brazil | 51-200 | Exact match | 42 contacts → |
“Empresa brasileira com 37 anos e especializada em transformadores de Potencial e de Corrente a seco em epoxi de 0,6 kV a 36,2kV, aplicados em medição e proteção de sistemas…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Transformadores Jundiaítransformadoresjundiai.com.br HQ: Jundiaí, BrazilReported employees: 51-200 | Jundiaí, Brazil | 51-200 | Exact match | 31 contacts → |
“A "Transformadores Jundiaí – Soluções em Energia" se consolida, desde 1990, no mercado regional e nacional como referência no segmento elétrico, sempre seguindo o compromisso de…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Trafocare Ltdatrafocare.com.br HQ: Campinas, BrazilReported employees: 11-50 | Campinas, Brazil | 11-50 | Exact match | 26 contacts → |
“A Trafocare é uma empresa especializada na manutenção de transformadores e comércio de fluidos isolantes elétricos, investindo no que há de mais moderno e eficiente no mercado…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | DAX Energy Equipamentos E Sistemasdax.energy HQ: Mandirituba, BrazilReported employees: 51-200 | Mandirituba, Brazil | 51-200 | Exact match | 20 contacts → |
“Fundada em 2015, a partir da união de profissionais com mais de 30 anos de experiência no mercado de energia e na fabricação de equipamentos eletromecânicos voltados para…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Entranentran.com.br HQ: Pinhais, BrazilReported employees: 11-50 | Pinhais, Brazil | 11-50 | Exact match | 15 contacts → |
“A Entran Indústria de Equipamentos foi fundada em 1988 na cidade de Curitiba, Paraná.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Adftronik Indústriaadftronik.com.brHQ: Blumenau, BrazilReported employees: 11-50 | Blumenau, Brazil | 11-50 | Exact match | 10 contacts → |
“Com dezesseis anos de mercado a Adftronik atua na fabricação de estabilizadores de tensão monofásicos e trifásicos de até 150Kva, no break`s, transformadores monofásicos e…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Nova Trafo Consultoria Transformadores DE Potêncianovatrafo.com.br HQ: Guarulhos, BrazilReported employees: 1-10 | Guarulhos, Brazil | 1-10 | Exact match | 9 contacts → |
“A Nova Trafo é uma empresa que atua no segmento de Transformadores e Reatores, e oferece serviços de Diagnóstico, Treinamentos, Diligenciamento, Engenharia de Aplicação e Gestão…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Riotraforiotrafo.com.br HQ: São José Do Rio Pardo, BrazilReported employees: 51-200 | São José Do Rio Pardo, Brazil | 51-200 | Exact match | 7 contacts → |
“Founded in 1995, Riotrafo has been providing innovative solutions in the Electricity Distribution transformers segment in voltage class 15 kV, 25kV and 36,2 kV.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Montrafo Servicos EM Transformadoresmontrafo.com.br HQ: Pinhais, BrazilReported employees: 51-200 | Pinhais, Brazil | 51-200 | Exact match | 6 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 18 | Nexsia Soluçõesnexsia.com.br HQ: Birigui, BrazilReported employees: 1-10 | Birigui, Brazil | 1-10 | Exact match | 4 contacts → |
“We specialize in the operation, maintenance, and overhaul of electrical equipment, with a focus on voltage regulators and transformers.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Bralux Transformadoresbraluxtransformadores.com HQ: Mogi Mirim, BrazilReported employees: 11-50 | Mogi Mirim, Brazil | 11-50 | Exact match | 4 contacts → |
“A Bralux Transformadores é especializada na venda, reforma e locação de transformadores e equipamentos elétricos para subestações.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | SKY Montagem E Manutencao Industrial E Comercio DE Pecasskyengenharia.com.br HQ: Lauro De Freitas, BrazilReported employees: 51-200 | Lauro De Freitas, Brazil | 51-200 | Exact match | 4 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | Trafo Manutençãotmanutencao.com.br HQ: Jundiai, BrazilReported employees: 1-10 | Jundiai, Brazil | 1-10 | Exact match | 3 contacts → |
“A TRAFO MANUTENÇÃO é uma empresa de prestação de serviços focada em manutenções preventivas e corretivas, montagem e comissionamentos de transformadores de distribuição e de…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Trinsetrinse.netHQ: Blumenau, BrazilReported employees: 1-10 | Blumenau, Brazil | 1-10 | Exact match | 2 contacts → |
“Consultoria e Serviços de Engenharia para Cálculo e Projeto de Transformadores e Reatores e nos fenômenos envolvidos na operação destes equipamentos no Sistema Elétrico Nacional.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  LPENGlpeng.com.brHQ: Sao Paulo, BrazilReported employees: 51-200 | Sao Paulo, Brazil | 51-200 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 23 of 131 company matches
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Voltage transformer 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
125 records in the displayed employee bands.
6 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 worldwide rather than for Brazil, so it is reported there. Company counts and contact totals on this page are exact for Brazil, over 131 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 ↗
Questions about this company list
What does Exact match mean for voltage transformer 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 voltage transformer manufacturers did RevenueBase find based in Brazil?
The saved snapshot records 131 matching company records, 2,628 tracked contacts and 279 verified emails. The public preview displays 23 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.
Related lists
Voltage transformer manufacturers by geography
- Voltage transformer manufacturers based in Vadodara, India
- Voltage transformer manufacturers based in Canada
- Voltage transformer manufacturers based in France
- Voltage transformer manufacturers based in Germany
- Voltage transformer manufacturers based in India
- Voltage transformer manufacturers based in Italy
- Voltage transformer manufacturers based in Spain
- Voltage transformer manufacturers based in Türkiye
- Voltage transformer manufacturers based in the United Kingdom
- Voltage transformer manufacturers based in the United States
Cite this list
RevenueBase Data Team. Top 23 voltage transformer manufacturers based in Brazil. Snapshot: September 30, 2026. https://revenuebase.ai/companies/voltage-transformer-manufacturers/brazil.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Voltage transformer manufacturers based in Vadodara, India
- Voltage transformer manufacturers based in Canada
- Voltage transformer manufacturers based in France
- Voltage transformer manufacturers based in Germany
- Voltage transformer manufacturers based in India
- Voltage transformer manufacturers based in Italy
Company intelligence · public preview
Top 23 voltage transformer manufacturers based in Brazil
RevenueBase records 131 matching company records for voltage transformer manufacturers based in Brazil, with 2,628 tracked contacts and 279 verified work emails.
This public preview shows 23 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 23 voltage transformer manufacturers based in Brazil
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 | Itaipu Transformadoresitaiputransformadores.com.br HQ: Itápolis, BrazilReported employees: 1,001-5,000 | Itápolis, Brazil | 1,001-5,000 | Exact match | 350 contacts → |
“Com mais de 50 anos de história, a Itaipu Transformadores é uma das principais referências na fabricação de transformadores de potência no Brasil e no exterior.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Trael Transformadores Elétricos Ltdatrael.com.br HQ: Cuiabá, BrazilReported employees: 1,001-5,000 | Cuiabá, Brazil | 1,001-5,000 | Exact match | 230 contacts → |
“A TRAEL iniciou suas atividades em 1992 com a fabricação de transformadores de distribuição, força e especiais.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | TDM Service & Solutionstdm.energy HQ: Bragança Paulista, BrazilReported employees: 201-500 | Bragança Paulista, Brazil | 201-500 | Exact match | 218 contacts → |
“We have been in the market for over 20 years serving the main industrial and commercial markets, gaining prominent positions in the segments of Engineering, Commissioning of…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | ITAMitam.com.br HQ: Manaus, BrazilReported employees: 201-500 | Manaus, Brazil | 201-500 | Exact match | 209 contacts → |
“A Indústria de Transformadores Amazonas Ltda, ITAM, é uma empresa do segmento de energia elétrica, especializada na produção de transformadores de diversas classes e potências…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Balteau Produtos Elétricos Ltda - Grupo WEGbalteau.com.br HQ: Itajubá, BrazilReported employees: 201-500 | Itajubá, Brazil | 201-500 | Exact match | 206 contacts → |
“Balteau Produtos Elétricos LTDA is a traditional manufacturer of Instrument Transformers and Metering Device Set in Itajubá-MG, Brazil.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Isoletisolet.com.br HQ: Itu, BrazilReported employees: 201-500 | Itu, Brazil | 201-500 | Exact match | 134 contacts → |
“ISOLET is a company based out of Rod.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Comtrafocomtrafo.com.br HQ: Cornelio Procopio, BrazilReported employees: 501-1,000 | Cornelio Procopio, Brazil | 501-1,000 | Exact match | 119 contacts → |
“A COMTRAFO atua desde 1994 produzindo transformadores de distribuição e força para o mercado nacional e internacional.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Ctrltech Conversão DE Energiactrltech.com.br HQ: Osasco, BrazilReported employees: 51-200 | Osasco, Brazil | 51-200 | Exact match | 94 contacts → |
“A CTRLTECH está em atividade desde se dedicando à fabricação de equipamentos elétricos e eletromecânicos de conversão de energia para diversos segmentos.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Brasformer Braspelbrasformer.com.br HQ: Sao Paulo, BrazilReported employees: 51-200 | Sao Paulo, Brazil | 51-200 | Exact match | 42 contacts → |
“Empresa brasileira com 37 anos e especializada em transformadores de Potencial e de Corrente a seco em epoxi de 0,6 kV a 36,2kV, aplicados em medição e proteção de sistemas…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Transformadores Jundiaítransformadoresjundiai.com.br HQ: Jundiaí, BrazilReported employees: 51-200 | Jundiaí, Brazil | 51-200 | Exact match | 31 contacts → |
“A "Transformadores Jundiaí – Soluções em Energia" se consolida, desde 1990, no mercado regional e nacional como referência no segmento elétrico, sempre seguindo o compromisso de…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Trafocare Ltdatrafocare.com.br HQ: Campinas, BrazilReported employees: 11-50 | Campinas, Brazil | 11-50 | Exact match | 26 contacts → |
“A Trafocare é uma empresa especializada na manutenção de transformadores e comércio de fluidos isolantes elétricos, investindo no que há de mais moderno e eficiente no mercado…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | DAX Energy Equipamentos E Sistemasdax.energy HQ: Mandirituba, BrazilReported employees: 51-200 | Mandirituba, Brazil | 51-200 | Exact match | 20 contacts → |
“Fundada em 2015, a partir da união de profissionais com mais de 30 anos de experiência no mercado de energia e na fabricação de equipamentos eletromecânicos voltados para…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Entranentran.com.br HQ: Pinhais, BrazilReported employees: 11-50 | Pinhais, Brazil | 11-50 | Exact match | 15 contacts → |
“A Entran Indústria de Equipamentos foi fundada em 1988 na cidade de Curitiba, Paraná.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Adftronik Indústriaadftronik.com.br HQ: Blumenau, BrazilReported employees: 11-50 | Blumenau, Brazil | 11-50 | Exact match | 10 contacts → |
“Com dezesseis anos de mercado a Adftronik atua na fabricação de estabilizadores de tensão monofásicos e trifásicos de até 150Kva, no break`s, transformadores monofásicos e…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Nova Trafo Consultoria Transformadores DE Potêncianovatrafo.com.br HQ: Guarulhos, BrazilReported employees: 1-10 | Guarulhos, Brazil | 1-10 | Exact match | 9 contacts → |
“A Nova Trafo é uma empresa que atua no segmento de Transformadores e Reatores, e oferece serviços de Diagnóstico, Treinamentos, Diligenciamento, Engenharia de Aplicação e Gestão…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Riotraforiotrafo.com.br HQ: São José Do Rio Pardo, BrazilReported employees: 51-200 | São José Do Rio Pardo, Brazil | 51-200 | Exact match | 7 contacts → |
“Founded in 1995, Riotrafo has been providing innovative solutions in the Electricity Distribution transformers segment in voltage class 15 kV, 25kV and 36,2 kV.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Montrafo Servicos EM Transformadoresmontrafo.com.br HQ: Pinhais, BrazilReported employees: 51-200 | Pinhais, Brazil | 51-200 | Exact match | 6 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 18 | Nexsia Soluçõesnexsia.com.br HQ: Birigui, BrazilReported employees: 1-10 | Birigui, Brazil | 1-10 | Exact match | 4 contacts → |
“We specialize in the operation, maintenance, and overhaul of electrical equipment, with a focus on voltage regulators and transformers.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Bralux Transformadoresbraluxtransformadores.com HQ: Mogi Mirim, BrazilReported employees: 11-50 | Mogi Mirim, Brazil | 11-50 | Exact match | 4 contacts → |
“A Bralux Transformadores é especializada na venda, reforma e locação de transformadores e equipamentos elétricos para subestações.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | SKY Montagem E Manutencao Industrial E Comercio DE Pecasskyengenharia.com.br HQ: Lauro De Freitas, BrazilReported employees: 51-200 | Lauro De Freitas, Brazil | 51-200 | Exact match | 4 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | Trafo Manutençãotmanutencao.com.br HQ: Jundiai, BrazilReported employees: 1-10 | Jundiai, Brazil | 1-10 | Exact match | 3 contacts → |
“A TRAFO MANUTENÇÃO é uma empresa de prestação de serviços focada em manutenções preventivas e corretivas, montagem e comissionamentos de transformadores de distribuição e de…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Trinsetrinse.net HQ: Blumenau, BrazilReported employees: 1-10 | Blumenau, Brazil | 1-10 | Exact match | 2 contacts → |
“Consultoria e Serviços de Engenharia para Cálculo e Projeto de Transformadores e Reatores e nos fenômenos envolvidos na operação destes equipamentos no Sistema Elétrico Nacional.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | LPENGlpeng.com.br HQ: Sao Paulo, BrazilReported employees: 51-200 | Sao Paulo, Brazil | 51-200 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 23 of 131 company matches
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Voltage transformer 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
125 records in the displayed employee bands.
6 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 worldwide rather than for Brazil, so it is reported there. Company counts and contact totals on this page are exact for Brazil, over 131 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 ↗
Questions about this company list
What does Exact match mean for voltage transformer 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 voltage transformer manufacturers did RevenueBase find based in Brazil?
The saved snapshot records 131 matching company records, 2,628 tracked contacts and 279 verified emails. The public preview displays 23 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.
Related lists
Voltage transformer manufacturers by geography
- Voltage transformer manufacturers based in Vadodara, India
- Voltage transformer manufacturers based in Canada
- Voltage transformer manufacturers based in France
- Voltage transformer manufacturers based in Germany
- Voltage transformer manufacturers based in India
- Voltage transformer manufacturers based in Italy
- Voltage transformer manufacturers based in Spain
- Voltage transformer manufacturers based in Türkiye
- Voltage transformer manufacturers based in the United Kingdom
- Voltage transformer manufacturers based in the United States
Cite this list
RevenueBase Data Team. Top 23 voltage transformer manufacturers based in Brazil. Snapshot: September 30, 2026. https://revenuebase.ai/companies/voltage-transformer-manufacturers/brazil.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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