Company lists · Data refreshed September 2026

Top 21 Industrial circuit breaker manufacturers based in the United Kingdom

Name: Industrial circuit breaker manufacturers based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 31 companies tracked

RevenueBase identified 31 company matches for industrial circuit breaker manufacturers associated with the United Kingdom as of September 2026 and tracks 429 professional contacts across them, including 123 with verified work emails. London is the largest hub.

This list covers company matches for industrial circuit breaker manufacturers associated with the United Kingdom, 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

31Companies

429Contacts tracked

123Verified emails

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The 21 largest industrial circuit breaker manufacturers based in the United Kingdom

Ranked by team size

Top 21 of 31 company matches for industrial circuit breaker manufacturers based in the United Kingdom, 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	Terasaki Electric Europe LTD	Exact match	Glasgow, United KingdomHQ recorded Sep 17, 2026	51-200	97 contacts →
	Exact match “Terasaki is a world class specialist in innovative circuit protection, control and system products for electrical energy distribution.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Morris Line Engineering LTD	Exact match	Bridgend Industrial Estate, United KingdomHQ recorded Sep 17, 2026	51-200	40 contacts →
	Exact match “MLE was established in 1976 to provide specialist design & manufacturing services for 12kV – 145kV overhead line disconnectors & switches.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Pbsi Group LTD	Exact match	Manchester, United KingdomHQ recorded Sep 17, 2026	51-200	35 contacts →
	Exact match “PBSI Group are a UK manufacturer with a long standing history of providing global customers with innovative protection relays and retrofit medium voltage circuit breaker solutions…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Proteus Switchgear	Exact match	Telford, United KingdomHQ recorded Sep 17, 2026	11-50	31 contacts →
	Exact match “For over thirty-five years, Proteus Switchgear has been at the forefront of British manufacturing - specialising in the production of industrial and domestic switchgear with full…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Lucy Switchgear	Exact match	Thame, United KingdomHQ recorded Sep 17, 2026	11-50	24 contacts →
	Exact match “Best-in-class products from Lucy Electric - experts in secondary power distriution specialising in high performance medium and low voltage switchgear for utility, industrial and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Penta Electrical Safety Products UK	Exact match	Corsham, United KingdomHQ recorded Sep 17, 2026	501-1,000	22 contacts →
	Exact match “We are PENTA Electrical Safety Products Multinational industrial leader, pioneer and expert manufacturer of electrical safety solutions, committed to ensuring your safety at every…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Majas Switchgear Limited	Exact match	Haydock, United KingdomHQ recorded Sep 17, 2026	11-50	17 contacts →
	Exact match “Since formation, MAJAS Switchgear Limited has assembled a team of engineers with diverse experience and management skills.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Fusebox	Exact match	Kilmarnock, United KingdomHQ recorded Sep 17, 2026	11-50	16 contacts →
	Exact match “FuseBox Circuit Protection Our product portfolio includes: consumer units and circuit protection.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	CPN Cudis	Exact match	Bury, United KingdomHQ recorded Sep 17, 2026	11-50	15 contacts →
	Exact match “Cudis supplies electrical circuit protection components that offer outstanding quality and value.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	Live Electrical Distribution UK Limited	Exact match	Manchester, United KingdomHQ recorded Sep 17, 2026	11-50	12 contacts →
	Exact match “Live Electrical Distribution (UK) Limited is the industry's leading supplier of electrical switchgear, circuit protection, and distribution boards.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	SPE Energy LTD	Exact match	Newport, United KingdomHQ recorded Sep 17, 2026	11-50	12 contacts →
	Exact match “SPE Energy, a leading manufacturer with over 30 years’ experience in the design and the manufacture of innovative, high-quality medium voltage electrical switchgear panels and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Roomfoss Control Systems LTD	Exact match	King's Lynn, United KingdomHQ recorded Sep 17, 2026	11-50	9 contacts →
	Exact match “Over 35 years of manufacturing LV power switchgear and industrial control systems to maximise production efficiency and exceed quality standards.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Cbsms Circuit Breaker Sales & Maintenance Services	Exact match	Pontefract, United KingdomHQ recorded Sep 17, 2026	1-10	9 contacts →
	Exact match “Circuit Breaker Sales & Maintenance Services Ltd is a leading provider of low voltage switchgear and circuit breaker maintenance services, based in Pontefract but covering the…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	E-T-A Circuit Breakers UK	Exact match	Aylesbury, United KingdomHQ recorded Sep 17, 2026	11-50	8 contacts →
	Exact match “E-T-A Circuit Breakers is the world’s leading manufacturer of circuit breakers for equipment and is the only resource for all circuit protection technologies: thermal…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Doepke UK LTD	Exact match	Daventry, United KingdomHQ recorded Sep 17, 2026	11-50	7 contacts →
	Exact match “Doepke: Pioneers in electrical safety Founded in 1956 by Franz Doepke and August-Wilhelm Engels in Norden, East Frisia, Germany, Doepke has a long-standing commitment to enhancing…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Shaw Automation LTD	Exact match	Ballymena, United KingdomHQ recorded Sep 17, 2026	11-50	6 contacts →
	Exact match “SHAW AUTOMATION LTD Electrical Switchboard and Control Panel Manufacturing Company We manufacture LV Switchboards for Industrial and Commercial Buildings rated up to 6300A” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Switchgear Technology Limited	Exact match	Croydon, United KingdomHQ recorded Sep 17, 2026	1-10	6 contacts →
	Exact match “SWITCHGEAR TECHNOLOGY LIMITED is an Electrical and Electronic Manufacturing company located in Croydon, United Kingdom.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Elmecon LTD	Exact match	Nottingham, United KingdomHQ recorded Sep 17, 2026	1-10	5 contacts →
	Exact match “Elmecon are a worldwide electro-mechanical design consultancy specialising in Medium Voltage Switchgear equipment, based in Nottingham, U.K.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Alan Electrical Limited	Exact match	Watford, United KingdomHQ recorded Sep 17, 2026	1-10	4 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Navitas Circuit Protection	Exact match	Pencoed, United KingdomHQ recorded Sep 17, 2026	11-50	4 contacts →
	Exact match “Navitas manufacturer industry leading circuit protection.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Scatco Europa LTD	Exact match	Leeds, United KingdomHQ recorded Sep 17, 2026	11-50	3 contacts →
	Exact match “With over 45 years of expertise, Scatco Europa Ltd specialises in the manufacture and assembly of high quality electrical power switchboards and low-voltage distribution equipment…” 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 circuit breaker 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 21 of 31 industrial circuit breaker manufacturers based in the United Kingdom

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Industrial circuit breaker manufacturers based in the United Kingdom at a glance

As of Sep 17, 2026

28.7%Verified-email coverage

13.8Average contacts per company

11-50Median size (employees)

6.5%Largest-city concentration · London

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

501-1,000

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 31 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 the United Kingdom whose business descriptions match “industrial circuit breaker 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 123 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 circuit breaker manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many industrial circuit breaker manufacturers are there based in the United Kingdom?

RevenueBase identified 31 company matches for industrial circuit breaker manufacturers associated with the United Kingdom 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?

Terasaki Electric Europe LTD tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most industrial circuit breaker manufacturers?

London leads with 2 company records, followed by Abercarn (1) and Aylesbury (1).

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 123 professional contacts with verified work emails tracked across these 31 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.