Circuit Breakers

Circuit breakers are electrical devices that are designed to break an electrical circuit should an issue such as a short circuit or overload occurs within an electrical system that the circuit breaker is protecting.  Circuit breakers come in a range of types including; MCCB, MCB, RCCB, motor starter protection devices, air circuit breakers, earth leakage circuit breakers, fixed and automatic circuit breakers and more that are suitable for an enormous array of electrical circuit protection tasks.

What is a Circuit Breaker?

A circuit breaker is essentially an electrical switch that protects an electrical circuit from damage when the circuits current exceeds a predetermined limit. Typical causes can be overcurrents and overloads or short circuits.

Kempston Controls, a leading stockist of electrical and electronic components, stocks an enormous range of circuit breakers of all types from market leading brands such as Siemens, ABB, Eaton, General Electric and more. Give our dedicated sales team a call on +44 (0) 1933 411411 or use the contact form above to discuss your circuit breaker needs.


Showing 81 - 90 of 106 results

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£1,958.11
£2,349.73 (IncVAT)

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£408.26
£489.91 (IncVAT)

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Eaton US FDB3150L
Eaton US

FDB3150L

CIRCUIT BREAKER by Eaton US

Estimated lead time: 28 to 29 days | Check Availability

Price
£1,103.86
£1,324.63 (IncVAT)

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£99.11
£118.93 (IncVAT)

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Eaton US BAB3040H
Eaton US

BAB3040H

3P 40A BREAKER by Eaton US

Estimated lead time: 14 to 15 days | Check Availability

Price
£674.56
£809.47 (IncVAT)

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£1,637.14
£1,964.57 (IncVAT)

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£1,047.53
£1,257.04 (IncVAT)

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£6,596.74
£7,916.09 (IncVAT)

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£1,386.97
£1,664.36 (IncVAT)

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£361.20
£433.44 (IncVAT)

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