Company lists · Data refreshed November 2026

Top 25 Transformer switches suppliers worldwide

RevenueBase identified 6,277 company matches for transformer switches suppliers worldwide as of November 2026 and tracks 159,222 professional contacts across them, including 40,815 with verified work emails. India is the largest market and Bangalore the largest hub.

This list covers company matches for transformer switches suppliers 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 November 2, 2026. Country and city lists for transformer switches suppliers 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 2, 2026 How this list was built
6,277Companies
159,222Contacts tracked
40,815Verified emails
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The 25 largest transformer switches suppliers worldwide

Ranked by team size
Top 25 of 6,277 company matches for transformer switches suppliers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 2, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchRosemont, IL, United StatesHQ recorded Nov 2, 202610001+4,588 contacts →

Exact match

“Littelfuse, Inc.(NASDAQ: LFUS) is a diversified, industrial technology manufacturing company shaping solutions for the safe and efficient transfer of electrical energy.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
2Exact matchNew Delhi, IndiaHQ recorded Nov 2, 20265,001-10,0002,948 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
3Exact matchHouston, IL, United StatesHQ recorded Nov 2, 20261,001-5,0002,666 contacts →

Exact match

“Powell is hiring- Powell is dedicated to improving people’s lives by providing reliable power distribution systems in every market we serve.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
4Exact matchKenilworth, United KingdomHQ recorded Nov 2, 20261,001-5,0002,496 contacts →

Exact match

“City Electrical Factors Ltd is a private limited company established in 1951.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
5Exact matchSouthfield, MI, United StatesHQ recorded Nov 2, 202610001+2,316 contacts →

Exact match

“Founded in 1953, Electrical Components International (ECI) is one of the world’s leading suppliers of electrical distribution systems, control box assemblies, and other critical…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
6Exact matchDallas, TX, United StatesHQ recorded Nov 2, 202610001+2,173 contacts →

Exact match

“Together, we’re delivering the power of a global brand Millions of US electrical customers trust the expertise, resources and relationships of Rexel Holdings USA.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
7Exact matchFargo, ND, United StatesHQ recorded Nov 2, 20261,001-5,0002,104 contacts →

Exact match

“Border States is the sixth largest electrical distributor in the United States, providing innovative supply chain products and services to the construction, industrial and utility…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
8Exact matchApodaca, LA, MexicoHQ recorded Nov 2, 20265,001-10,0002,033 contacts →

Exact match

“Prolec has more than fifty years of experience in the creation of comprehensive solutions to meet the needs of power generation, transmission, and distribution.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
9Exact matchHarvey, IL, United StatesHQ recorded Nov 2, 20265,001-10,0001,624 contacts →

Exact match

“Atkore is a leading manufacturer of electrical products for commercial, industrial, data center, telecommunications, and solar applications.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
10Exact matchEast Dubuque, IL, United StatesHQ recorded Nov 2, 20261,001-5,0001,360 contacts →

Exact match

“Based in East Dubuque, Illinois, Crescent Electric Supply Company is one of the nation’s largest independent distributors of electrical hardware and supplies.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
11Exact matchFremont, BC, United StatesHQ recorded Nov 2, 20261,001-5,0001,317 contacts →

Exact match

“Industrial Electric Mfg.(IEM) is the largest independent full-line manufacturer of electrical distribution equipment and integrated power systems in the U.S.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
12Exact matchThame, United KingdomHQ recorded Nov 2, 20261,001-5,0001,305 contacts →

Exact match

“Lucy Electric is a leader in secondary power distribution solutions with over 100 years’ industry experience.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
13Exact matchShelton, CT, United StatesHQ recorded Nov 2, 20261,001-5,0001,304 contacts →

Exact match

“Gexpro is part of the Rexel family of business which together form one of the world’s largest electrical distributors.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
14Exact matchColumbia, SC, United StatesHQ recorded Nov 2, 20261,001-5,0001,129 contacts →

Exact match

“Hubbell Power Systems (HPS) designs and manufactures a wide variety of electric power transmission, distribution, substation, underground, OEM, and communications products used by…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
15Exact matchMungia, SpainHQ recorded Nov 2, 20261,001-5,0001,119 contacts →

Exact match

“The Arteche Group, with 75 years of experience in the electric power industry, offers high-tech solutions and equipment, with a complete range of instrument transformers…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
16Exact matchWarrendale, FL, United StatesHQ recorded Nov 2, 20261,001-5,0001,037 contacts →

Exact match

“Mitsubishi Electric Power Products, Inc.(MEPPI) is a leading U.S.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
17Exact matchAnkara, TürkiyeHQ recorded Nov 2, 20261,001-5,0001,034 contacts →

Exact match

“Astor Enerji is an innovative company leading the electromechanical manufacturing industry sector by manufacturing and selling transformers with its knowledge of nearly 40 years…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
18Exact matchEllisville, MS, United StatesHQ recorded Nov 2, 20261,001-5,0001,023 contacts →

Exact match

“Howard Industries is the leading manufacturer of liquid-filled distribution transformers for the utility and commercial/industrial markets.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
19Exact matchCalgary, AB, CanadaHQ recorded Nov 2, 20261,001-5,0001,007 contacts →

Exact match

“Since 1919 EECOL Electric has provided material and technical support for the construction, industrial, and residential markets from over 60 locations in Canada.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
20Exact matchTurbhe, IndiaHQ recorded Nov 2, 20261,001-5,000956 contacts →

Exact match

“Founded in 1978 as Vashi Electricals, Vashi Integrated Solutions Limited has evolved into one of India’s leading technology-enabled industrial procurement partners.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
21Exact matchHyderabad, IndiaHQ recorded Nov 2, 20265,001-10,000952 contacts →

Exact match

“Vijai Electricals Ltd.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
22Exact matchBelo Horizonte, BrazilHQ recorded Nov 2, 20261,001-5,000936 contacts →

Exact match

“Empresa genuinamente mineira, a Loja Elétrica está no mercado desde 1947 e hoje conta com 9 filiais e 6 lojas “in company”.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
23Exact matchDundalk, United StatesHQ recorded Nov 2, 20261,001-5,000888 contacts →

Exact match

“Anord Mardix, a Flex company, is the global leader in critical power distribution and protection.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
24Exact matchMississauga, ON, CanadaHQ recorded Nov 2, 20261,001-5,000875 contacts →

Exact match

“The Westburne story spans nearly a hundred years of evolution and growth.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
25Exact matchBalıkesir, TürkiyeHQ recorded Nov 2, 20261,001-5,000786 contacts →

Exact match

“BEST Transformer, founded in 1966 in Balıkesir, produces oil-immersed distribution transformers, power transformers, cast resin dry-type transformers, reactors, and mechanical…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase

Showing 25 of 6,277 transformer switches suppliers worldwide

See the full list, filter by size, metro and specialty, and access 40,815 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Transformer switches suppliers worldwide at a glance

As of Nov 2, 2026
25.6%Verified-email coverage
25.4Average contacts per company
11-50Median size (employees)
1.3%Largest-city concentration · Bangalore
Nov 2, 2026Page data refreshed

Companies by employee count

1-10
1,769
11-50
2,200
51-200
1,380
201-500
453
501-1,000
169
1,001-5,000
134
5,001-10,000
23
10001+
20

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 transformer switches suppliers are linked below.
What qualifies
Company records worldwide whose business descriptions match “transformer switches suppliers” 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 40,815 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 November 2, 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.

Transformer switches suppliers by location

28 lists · largest first

Every Transformer switches suppliers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “transformer switches suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many transformer switches suppliers are there worldwide?

RevenueBase identified 6,277 company matches for transformer switches suppliers worldwide as of November 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?

Littelfuse tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most transformer switches suppliers?

India leads with 1,173 companies, followed by the United States (854) and Brazil (395). Every transformer switches suppliers list by country and city is linked on this page.

Which city has the most transformer switches suppliers?

Bangalore leads with 82 company records, followed by Delhi (60) and Sao Paulo (53).

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 40,815 professional contacts with verified work emails tracked across these 6,277 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 November 2, 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 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.