Company lists · Data refreshed September 2026

Top 20 Industrial transformer manufacturers based in South Africa

Name: Industrial transformer manufacturers based in South Africa
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 61 companies tracked

RevenueBase identified 61 company matches for industrial transformer manufacturers associated with South Africa as of September 2026 and tracks 1,917 professional contacts across them, including 498 with verified work emails. Johannesburg is the largest hub.

This list covers company matches for industrial transformer manufacturers associated with South Africa, 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 17, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 17, 2026 How this list was built

61Companies

1,917Contacts tracked

498Verified emails

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The 20 largest industrial transformer manufacturers based in South Africa

Ranked by team size

Top 20 of 61 company matches for industrial transformer manufacturers based in South Africa, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	WEG Africa	Exact match	Johannesburg, South AfricaHQ recorded Sep 17, 2026	501-1,000	485 contacts →
	Exact match “Founded in 1961, WEG has grown into a global solutions provider of industrial electrical technologies.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Diesel Electric Services PTY LTD	Exact match	Booysens, South AfricaHQ recorded Sep 17, 2026	501-1,000	207 contacts →
	Exact match “Since 1993 Diesel Electric Services (PTY) Ltd has specialised in the design, manufacture, delivery, installation, commissioning and maintenance of turnkey power solutions to suit…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Tractionel Enterprise	Exact match	Roodepoort, South AfricaHQ recorded Sep 17, 2026	501-1,000	163 contacts →
	Exact match “Established in 1982, Tractionel Enterprise is a 100% Black-Owned Level 1 Electrical Construction Company with an outstanding track record in the design, supply, construction and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Revive Electrical Transformers	Exact match	Meyerton, South AfricaHQ recorded Sep 17, 2026	201-500	98 contacts →
	Exact match “Revive Electrical Transformers (Pty) Ltd was established in 1997 and has grown to be one of the largest transformer distribution manufacturers in Africa.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Global Cables	Exact match	Brakpan, South AfricaHQ recorded Sep 17, 2026	51-200	38 contacts →
	Exact match “Global Cables provides robust power cables that facilitate the transmission and distribution of electricity across diverse industries and communities.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	RWW Engineering PTY LTD	Exact match	Laser Park, South AfricaHQ recorded Sep 17, 2026	51-200	28 contacts →
	Exact match “We are RWW!” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Reliable Transformers	Exact match	Benoni, South AfricaHQ recorded Sep 17, 2026	51-200	26 contacts →
	Exact match “When it comes to transformers, inductors and reactors, the name Reliable Transformers is synonymous with quality, manufacturing speed and agility.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Aberdare Cables	Exact match	Elandsfontein, South AfricaHQ recorded Sep 17, 2026	1,001-5,000	20 contacts →
	Exact match “Aberdare Cables, is the largest cable manufacturer in Southern Africa; specialising in electrical cables for application in power transmission, distribution and generation.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Electron Technologies	Exact match	Johannesburg, South AfricaHQ recorded Sep 17, 2026	51-200	19 contacts →
	Exact match “Electron Technologies (Pty) Ltd, known simply as ‘Electron’ has been providing quality electrical products and services to the industrial sector since it was established in…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	RED Metal Mining Project Engineers	Exact match	Edenvale, South AfricaHQ recorded Sep 17, 2026	11-50	18 contacts →
	Exact match “WHO WE ARE.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Hexagon Electrical	Exact match	Brakpan, South AfricaHQ recorded Sep 17, 2026	11-50	17 contacts →
	Exact match “Hexagon Electrical is a company based out of South Africa.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Trans Electron	Exact match	Ekurhuleni, South AfricaHQ recorded Sep 17, 2026	51-200	15 contacts →
	Exact match “Established in 1984, the company has grown to offer an extensive range of products.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	EOH Power Systems	Exact match	Johannesburg, South AfricaHQ recorded Sep 17, 2026	51-200	13 contacts →
	Exact match “EOH Power Systems (Pty) Ltd provides application engineering solutions that are geared towards the optimisation of Africa's transmission, distribution and industrial power systems.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Matlakse PTY LTD	Exact match	Bloemfontein, South AfricaHQ recorded Sep 17, 2026	51-200	12 contacts →
	Exact match “Welcome to Matlakse (Pty) Ltd, where innovation and experience converge to power the future.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	WHT Solutions	Exact match	Mbombela, South AfricaHQ recorded Sep 17, 2026	1-10	7 contacts →
	Exact match “WHT is the official WEG Industries distributor in Nelspruit Mpumalanga.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Hansen Genwest	Exact match	Benoni, South AfricaHQ recorded Sep 17, 2026	51-200	7 contacts →
	Exact match “Hansen + Genwest designs, manufactures, tests and repairs flameproof and non flameproof transformers and switchgear to mining and industrial sectors globally.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Trafo Power Solutions	Exact match	Johannesburg, South AfricaHQ recorded Sep 17, 2026	1-10	6 contacts →
	Exact match “TRAFO is the industry-leading dry-type transformer supplier within Sub-Saharan Africa.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Kama Coils And Transformers	Exact match	Johannesburg, South AfricaHQ recorded Sep 17, 2026	11-50	5 contacts →
	Exact match “Kama Coils & Transformers focuses on the in-depth understanding of our clients needs, service expectations and technological requirements.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Lineit Components	Exact match	Johannesburg, South AfricaHQ recorded Sep 17, 2026	11-50	3 contacts →
	Exact match “Lineit Components was established in South Africa in 2006 with the primary focus of serving the industrial medium and high voltage electrical markets in Southern Africa and abroad.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	DMX Electrical CC	Exact match	Germiston, South AfricaHQ recorded Sep 17, 2026	11-50	1 contacts →
	Exact match “Established in 2004, DMX Electrical initially specialised in providing electrical services on distribution transformers.” Recorded in the RevenueBase company graph · Sep 17, 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 “industrial 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 20 of 61 industrial transformer manufacturers based in South Africa

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Industrial transformer manufacturers based in South Africa at a glance

As of Sep 17, 2026

26.0%Verified-email coverage

31.4Average contacts per company

11-50Median size (employees)

19.7%Largest-city concentration · Johannesburg

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

Email recency for this list is measured worldwide rather than for South Africa, so it is reported there. Company counts and contact totals on this page are exact for South Africa, over 61 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 South Africa whose business descriptions match “industrial 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 498 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 17, 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 “industrial transformer manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many industrial transformer manufacturers are there based in South Africa?

RevenueBase identified 61 company matches for industrial transformer manufacturers associated with South Africa 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?

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

Which city has the most industrial transformer manufacturers?

Johannesburg leads with 12 company records, followed by Germiston (5) and Cape Town (3).

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 498 professional contacts with verified work emails tracked across these 61 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 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 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.