Company lists · Data refreshed September 2026
Top 19 Power electronics companies based in Brazil
The Brazil power electronics companies directory lists 77 companies and includes 20,184 contacts with 8,162 email addresses. It was updated in September 2026, and Sao Paulo is the single most-represented city among the companies on the list.
Power electronics companies design and manufacture equipment and components that convert, control, switch, or regulate electrical power. This list covers companies that develop, manufacture, or supply power conversion equipment, power semiconductor devices, power supplies, inverters, converters, or related control systems. Ranked by team size, largest first. Data current as of September 6, 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.
The 19 largest power electronics companies based in Brazil
Ranked by team size| # | Company | RevenueBase Smart Search | Contacts | ||
|---|---|---|---|---|---|
| 1 | Partial evidence | 18,327 contacts → | |||
“Founded in 1961, WEG is a global electro-electronic equipment company, operating in the capital goods sector a with focus on electric motors, gearboxes and drives and controls…” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 2 | Indirect evidence | 679 contacts → | |||
“Nansen | Empresa brasileira com 95 anos de tradição e liderança em tecnologia para medição de energia elétrica.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 3 | Indirect evidence | 94 contacts → | |||
“A CTRLTECH está em atividade desde se dedicando à fabricação de equipamentos elétricos e eletromecânicos de conversão de energia para diversos segmentos.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 4 | Indirect evidence | 80 contacts → | |||
“ADELCO é fabricante brasileira de equipamentos para tratamento, condicionamento e conversão de energia em corrente alternada e corrente contínua.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 5 | Strong evidence | 71 contacts → | |||
“SRA is a local electrical engineering Company having global vision with expertise in electrical, power electronic, automation and instrumentation systems focused in industrial…” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 6 | Indirect evidence | 70 contacts → | |||
“Com quase 50 anos de história, a Varixx fornece soluções inovadoras para apoiar a sociedade na construção de um futuro próspero e sustentável.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 7 | Indirect evidence | 68 contacts → | |||
“A Magnani é movida pela energia que transforma.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 8 | Strong evidence | 52 contacts → | |||
“The Power Electronics Institute - INEP - was founded in 1994.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 9 | Indirect evidence | 44 contacts → | |||
“A RTA (Rede de Tecnologia Avançada Ltda) há 18 anos apresenta soluções customizadas e equipamentos para qualidade e proteção de energia, visando a racionalidade e produtividade…” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 10 | Indirect evidence | 40 contacts → | |||
“We started our activities in 1990 in Florianópolis, Santa Catarina, Brazil.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 11 | Indirect evidence | 39 contacts → | |||
“For over 35 years, Provolt has been developing solutions that ensure efficiency, reliability, and high performance for a wide range of industrial processes.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 12 | Indirect evidence | 32 contacts → | |||
“Com mais de 30 anos de expertise, a Polienge atua no desenvolvimento e fabricação de Transformadores, Indutores e Quadros e Painéis Elétricos, além de soluções especiais para…” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 13 | Strong evidence | 28 contacts → | |||
“Research and development laboratory focused on power electronics and power systems.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 14 | Strong evidence | 21 contacts → | |||
“In Power Electronics, we highlight the study and development of new topologies of static converters (rectifiers, inverters and DC-DC converters) for applications ranging from AC…” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 15 | Indirect evidence | 17 contacts → | |||
“A Ozora Soluções é um laboratório especializado no reparo de inversores solares e drives industriais (inversores de frequência), com sede em São Paulo e operação desde 2010.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 16 | Strong evidence | 16 contacts → | |||
“A L2M Power Electronics é a primeira empresa de Engenharia Eletrônica do Brasil, focada na otimização e regeneração de módulos de potência, especificamente IGBTs e Drives.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 17 | Indirect evidence | 11 contacts → | |||
“Technomaster Equipamentos is a company based out Sao Leopoldo, Rio Grande Do Sul, Brazil.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 18 | Indirect evidence | 4 contacts → | |||
“The company operates in the Renewable Energy segments, mainly Solar and Wind, as well as related sectors such as Electric Vehicles, Recharging Stations, Energy Storage Systems…” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 19 | Partial evidence | 1 contacts → | |||
“Fields of study- Converter Modelling and Control - Multilevel Modular Cascaded Converters - Active Filtering of Grid Disturbances - Wireless Power Transfer - Teaching in Power…” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: power electronics companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names power electronics companies.
- Partial evidence
- Its own public description names part of power electronics companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name power electronics companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 19 of 77 power electronics companies based in Brazil
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Power electronics companies based in Brazil at a glance
As of Sep 6, 2026Companies by employee count
Freshness & accuracy
How recently the business emails on this list were verified
Email last verified
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 electronics companies, 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 Brazil whose own description of what they do matches “power electronics companies”. 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 electronics companies), 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 electronics companies, and records with no verified work email. Companies headquartered outside Brazil 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, 8,162 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 6, 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
How many power electronics companies are based in Brazil?
The directory lists 77 power electronics companies based in Brazil.
How can I find contacts at power electronics companies?
The directory includes 20,184 contacts and 8,162 email addresses associated with the listed power electronics companies.
Which city has the most power electronics companies?
Sao Paulo is the single most-represented city among the companies on the list.
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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.
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