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CNAE 2731-7/00 · Brazil

Fabricação de aparelhos e equipamentos para distribuição e controle de energia elétrica

1,662 active companies in the Brazilian CNPJ registry have this CNAE as their main activity. Look up companies and explore their distribution by state and city.

Source: Receita Federal, CNPJ Open Data · October 2026 publication

What this list shows

We count each active company in the Brazilian CNPJ registry once, by its head office and this CNAE as its main activity. Branches and secondary activities are excluded from this scope. The total describes the registry, not market revenue or company quality.

Active companies
1,662
637th of 1,329 activities
Opened in 12 months
81
−11.0% · 740th by openings
Of every 100 companies in the country
0.0
do this activity
Openings per 100 active
5
in the country: 21

Active companies in this activity

More active establishments and higher registered capital first. This order is not a quality assessment or recommendation.

Look up companies in this activity (up to 300)

How to assess a company's data

When you open a company's record, use these guides to check the data and understand what each field can establish.

Where the companies are

Acre: 0 companies, 0.0 of every 100 active companies there Alagoas: 0 companies, 0.0 of every 100 active companies there Amapá: 3 companies, 0.0 of every 100 active companies there Amazonas: 8 companies, 0.0 of every 100 active companies there Bahia: 56 companies, 0.0 of every 100 active companies there Ceará: 28 companies, 0.0 of every 100 active companies there Distrito Federal: 11 companies, 0.0 of every 100 active companies there Espírito Santo: 19 companies, 0.0 of every 100 active companies there Goiás: 49 companies, 0.0 of every 100 active companies there Maranhão: 4 companies, 0.0 of every 100 active companies there Mato Grosso: 31 companies, 0.0 of every 100 active companies there Mato Grosso do Sul: 6 companies, 0.0 of every 100 active companies there Minas Gerais: 174 companies, 0.0 of every 100 active companies there Pará: 12 companies, 0.0 of every 100 active companies there Paraíba: 4 companies, 0.0 of every 100 active companies there Paraná: 179 companies, 0.0 of every 100 active companies there Pernambuco: 35 companies, 0.0 of every 100 active companies there Piauí: 5 companies, 0.0 of every 100 active companies there Rio de Janeiro: 92 companies, 0.0 of every 100 active companies there Rio Grande do Norte: 3 companies, 0.0 of every 100 active companies there Rio Grande do Sul: 174 companies, 0.0 of every 100 active companies there Rondônia: 2 companies, 0.0 of every 100 active companies there Roraima: 0 companies, 0.0 of every 100 active companies there Santa Catarina: 181 companies, 0.0 of every 100 active companies there São Paulo: 554 companies, 0.0 of every 100 active companies there Sergipe: 5 companies, 0.0 of every 100 active companies there Tocantins: 2 companies, 0.0 of every 100 active companies there

Weight in each federative unit: of every 100 active companies, how many have this main activity

  1. 0.0
  2. 0.0
  3. 0.0
  4. 0.0
  5. 0.0

Federative units with the most companies

  1. 1 São Paulo 554
  2. 2 Santa Catarina 181
  3. 3 Paraná 179
  4. 4 Minas Gerais 174
  5. 5 Rio Grande do Sul 174
  6. 6 Rio de Janeiro 92
  7. 7 Bahia 56
  8. 8 Goiás 49
  9. 9 Pernambuco 35
  10. 10 Mato Grosso 31
See the 24 federative units
  1. 11 Ceará 28
  2. 12 Espírito Santo 19
  3. 13 Pará 12
  4. 14 Distrito Federal 11
  5. 15 Amazonas 8
  6. 16 Mato Grosso do Sul 6
  7. 17 Piauí 5
  8. 18 Sergipe 5
  9. 19 Maranhão 4
  10. 20 Paraíba 4
  11. 21 Amapá 3
  12. 22 Rio Grande do Norte 3
  13. 23 Rondônia 2
  14. 24 Tocantins 2

Cities with the most companies

active companies by head office

  1. 1 São Paulo (SP) 98
  2. 2 Rio de Janeiro (RJ) 44
  3. 3 Belo Horizonte (MG) 42
  4. 4 Curitiba (PR) 41
  5. 5 Contagem (MG) 37
  6. 6 Campinas (SP) 30
  7. 7 São José do Rio Preto (SP) 30
  8. 8 Goiânia (GO) 26
  9. 9 Salvador (BA) 25
  10. 10 Guarulhos (SP) 22
See the 29 cities
  1. 11 Caxias do Sul (RS) 22
  2. 12 Diadema (SP) 19
  3. 13 Blumenau (SC) 19
  4. 14 Londrina (PR) 18
  5. 15 Porto Alegre (RS) 17
  6. 16 Ribeirão Preto (SP) 15
  7. 17 Sorocaba (SP) 15
  8. 18 Chapecó (SC) 15
  9. 19 Lauro de Freitas (BA) 14
  10. 20 Limeira (SP) 14
  11. 21 Fortaleza (CE) 13
  12. 22 Recife (PE) 12
  13. 23 Cascavel (PR) 12
  14. 24 Jaraguá do Sul (SC) 12
  15. 25 Maringá (PR) 11
  16. 26 Palhoça (SC) 11
  17. 27 Panambi (RS) 11
  18. 28 Brasília (DF) 11
  19. 29 Duque de Caxias (RJ) 10

What activity 2731-7/00 is

  1. Section C — Indústrias de transformação
  2. Division — Fabricação de máquinas, aparelhos e materiais elétricos
  3. Group — Fabricação de equipamentos para distribuição e controle de energia elétrica
  4. Class — Fabricação de aparelhos e equipamentos para distribuição e controle de energia elétrica

What it covers

  • A fabricação de subestações, casas e cabines de força, quadros de comando e distribuição
  • A fabricação de pára-raios de proteção de linhas e de rede de distribuição, etc.
  • A fabricação de disjuntores, chaves de todos os tipos, seccionadores, comutadores, reguladores de voltagem, isoladores completos e semelhantes para uso em sistemas de distribuição de energia

What it does not cover

Typical activities

  • Fabricação de casas ou cabines de forca para distribuição e controle de energia elétrica
  • Fabricação de centros de controle de motores de baixa tensão (ccm s)
  • Fabricação de centros de controle de motores em media tensão (ccm s)
  • Fabricação de chaves elétricas, n.e.
  • Fabricação de chaves fusíveis para baixa tensão
  • Fabricação de chaves magnéticas de baixa tensão
  • Fabricação de chaves seccionadoras
  • Fabricação de disjuntores
  • Fabricação de fusíveis para alta tensão
  • Fabricação de inversores de corrente
  • Fabricação de mesas de comando
  • Fabricação de painéis de comando e controle de energia eletrica
See the other 14 typical activities
  • Fabricação de painéis de distribuição de baixa tensão
  • Fabricação de painéis de distribuição de media tensão
  • Fabricação de painéis de proteção
  • Fabricação de pára-raios de proteção de linhas
  • Fabricação de pára-raios tipo distribuição
  • Fabricação de pára-raios tipo estação
  • Fabricação de pára-raios tipo subestação
  • Fabricação de peças e acessórios para equipamentos de distribuição e controle de energia elétrica
  • Fabricação de quadros de comando ou distribuição de energia elétrica
  • Fabricação de reguladores, estabilizadores e variadores de voltagem, exceto para veículos
  • Fabricação de retificadores de corrente elétrica
  • Fabricação de seccionadoras de alta tensao
  • Fabricação de subestações para distribuição e controle de energia elétrica
  • Serviços de produção e serviços auxiliares painéis de comando de energia eletrica

Source: IBGE, CNAE 2.3 and its explanatory notes

Frequently asked questions about CNAE 2731-7/00

How many CNAE 2731-7/00 companies are there in Brazil?

1,662 active companies have CNAE 2731-7/00 as their main activity, according to the Receita Federal's October 2026 publication. It is 637th among the country's activities by companies.

Which federative unit has the most companies in this activity?

São Paulo, with 554. There, 0.0 of every 100 active companies have this main activity, against 0.0 in the national registry.

Does this total include branches and secondary activities?

No. Each active company is counted once, by its head office and registered main activity. A company may carry out this activity as a secondary activity and be excluded from the count. Geographic distribution uses the registered location; records without a recognized federative unit may be counted nationally without appearing in local groups.

Does active status mean a company is qualified for a contract?

No. Active status describes the Receita Federal registration. It does not establish tax compliance, creditworthiness, licences, ability to fulfil a contract or quality. Check the relevant official documents and the contract's requirements.

How we count

Active companies in the Brazilian CNPJ registry with this as their main activity, counted once by head office. Location is taken from the registry. Where available, openings are for the last 12 months, compared with the previous 12 months.