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MCB Miniature Circuit Breakers

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MCB Miniature Circuit Breakers MCBs — Miniature Circuit Breakers for Domestic & Commercial Installations RS Electrical Supplies stocks a wide range of MCBs (Miniature Circuit Breakers) for use...

MCBs — Miniature Circuit Breakers for Domestic & Commercial Installations

RS Electrical Supplies stocks a wide range of MCBs (Miniature Circuit Breakers) for use in consumer units and distribution boards across domestic, commercial, and light industrial applications. MCBs provide reliable overload and short circuit protection, automatically disconnecting a circuit when a fault is detected.

Choosing the Right MCB for Your Installation

MCBs are available in Type B, Type C, and Type D trip characteristics to suit different load types — Type B for standard domestic circuits, Type C for commercial loads with higher inrush currents, and Type D for specialist industrial equipment. Our range covers a variety of current ratings from 6A to 63A, including popular options such as 10A, 16A, 20A, 32A, and 50A, from trusted brands including BG, Fusebox, and Hager, compatible with their respective consumer unit and distribution board ranges. All products comply with BS EN 60898 and include single pole options where required.

Can't find the MCB you need? Contact us — we can source most circuit protection products on the market.

MCB Miniature Circuit Breakers MCBs — Miniature Circuit Breakers for Domestic & Commercial Installations RS Electrical Supplies stocks a wide range of MCBs (Miniature Circuit Breakers) for use...

MCBs — Miniature Circuit Breakers for Domestic & Commercial Installations

RS Electrical Supplies stocks a wide range of MCBs (Miniature Circuit Breakers) for use in consumer units and distribution boards across domestic, commercial, and light industrial applications. MCBs provide reliable overload and short circuit protection, automatically disconnecting a circuit when a fault is detected.

Choosing the Right MCB for Your Installation

MCBs are available in Type B, Type C, and Type D trip characteristics to suit different load types — Type B for standard domestic circuits, Type C for commercial loads with higher inrush currents, and Type D for specialist industrial equipment. Our range covers a variety of current ratings from 6A to 63A, including popular options such as 10A, 16A, 20A, 32A, and 50A, from trusted brands including BG, Fusebox, and Hager, compatible with their respective consumer unit and distribution board ranges. All products comply with BS EN 60898 and include single pole options where required.

Can't find the MCB you need? Contact us — we can source most circuit protection products on the market.

FuseBox C6 circuit breaker with a black lever switch in the 0-Off position, shown on a solid white background. New

FuseBox 6A C Curve 6kA Single Pole MCB MT06C061

Fusebox
£3.36 - £3.36
£3.36
£3.36 - £3.36
£3.36

The FuseBox 6A C Curve 6kA Single Pole MCB MT06C061 provides overload and short-circuit protection for compatible FuseBox consumer units and distri...

View full details
£3.36 - £3.36
£3.36
£3.36 - £3.36
£3.36
FuseBox C32 miniature circuit breaker with a black lever switch in the O:OFF position, shown on a solid white background. New

FuseBox 32A C Curve 6kA Single Pole MCB MT06C321

Fusebox
£3.36 - £3.36
£3.36
£3.36 - £3.36
£3.36

The FuseBox 32A C Curve 6kA Single Pole MCB MT06C321 provides overload and short-circuit protection for compatible FuseBox consumer units and distr...

View full details
£3.36 - £3.36
£3.36
£3.36 - £3.36
£3.36
A Fusebox C16 circuit breaker, with a black 0-off switch on a white background. New

FuseBox 16A C Curve 6kA Single Pole MCB MT06C161

Fusebox
£3.36 - £3.36
£3.36
£3.36 - £3.36
£3.36

The FuseBox 16A C Curve 6kA Single Pole MCB MT06C161 provides overload and short-circuit protection for compatible FuseBox consumer units and distr...

View full details
£3.36 - £3.36
£3.36
£3.36 - £3.36
£3.36
FuseBox B10 miniature circuit breaker with a black switch handle in the '0:OFF' position, shown on a solid white background. New

FuseBox 10A B Curve 6kA Single Pole MCB MT06B101

Fusebox
£2.95 - £2.95
£2.95
£2.95 - £2.95
£2.95

The FuseBox 10A B Curve 6kA Single Pole MCB MT06B101 provides overload and short-circuit protection for compatible FuseBox consumer units and distr...

View full details
£2.95 - £2.95
£2.95
£2.95 - £2.95
£2.95
FuseBox B50 circuit breaker with a black switch handle in the O:OFF position, shown on a plain white background.
New

FuseBox 50A B Curve 6kA Single Pole MCB MT06B501

Fusebox
£2.95 - £2.95
£2.95
£2.95 - £2.95
£2.95

The FuseBox 50A B Curve 6kA Single Pole MCB MT06B501 provides overload and short-circuit protection for compatible FuseBox consumer units and distr...

View full details
£2.95 - £2.95
£2.95
£2.95 - £2.95
£2.95
FuseBox C10 MF2007-001 modular circuit breaker, white plastic housing with a black lever switch in the 0-Off position, shown on a plain white background.
New

FuseBox 10A C Curve 6kA Single Pole MCB MT06C101

Fusebox
£3.36 - £3.36
£3.36
£3.36 - £3.36
£3.36

The FuseBox 10A C Curve 6kA Single Pole MCB MT06C101 provides overload and short-circuit protection for compatible FuseBox consumer units and distr...

View full details
£3.36 - £3.36
£3.36
£3.36 - £3.36
£3.36
FuseBox B63 circuit breaker in white plastic with a black switch handle, shown on a plain white background.
New

FuseBox 63A B Curve 6kA Single Pole MCB MT06B631

Fusebox
£3.33 - £3.33
£3.33
£3.33 - £3.33
£3.33

The FuseBox 63A B Curve 6kA Single Pole MCB MT06B631 provides overload and short-circuit protection for compatible FuseBox consumer units and distr...

View full details
£3.33 - £3.33
£3.33
£3.33 - £3.33
£3.33
FuseBox B16 miniature circuit breaker with a black lever switch in the 0-Off position, shown on a plain white background.
New

FuseBox 16A B Curve 6kA Single Pole MCB MT06B161

Fusebox
£2.95 - £2.95
£2.95
£2.95 - £2.95
£2.95

The FuseBox 16A B Curve 6kA Single Pole MCB MT06B161 provides overload and short-circuit protection for compatible FuseBox consumer units and distr...

View full details
£2.95 - £2.95
£2.95
£2.95 - £2.95
£2.95
FuseBox B20 miniature circuit breaker with a black switch handle in the O:OFF position, shown on a solid white background.
New

FuseBox 20A B Curve 6kA Single Pole MCB MT06B201

Fusebox
£2.95 - £2.95
£2.95
£2.95 - £2.95
£2.95

The FuseBox 20A B Curve 6kA Single Pole MCB MT06B201 provides overload and short-circuit protection for compatible FuseBox consumer units and distr...

View full details
£2.95 - £2.95
£2.95
£2.95 - £2.95
£2.95
FuseBax B25 miniature circuit breaker with a black switch handle in the O-Off position, shown on a solid white background.
New

FuseBox 25A B Curve 6kA Single Pole MCB MT06B251

Fusebox
£2.95 - £2.95
£2.95
£2.95 - £2.95
£2.95

The FuseBox 25A B Curve 6kA Single Pole MCB MT06B251 provides overload and short-circuit protection for compatible FuseBox consumer units and distr...

View full details
£2.95 - £2.95
£2.95
£2.95 - £2.95
£2.95
FuseBox B6 M10 modular circuit breaker with a black switch handle in the O-Off position, shown on a solid white background.
New

FuseBox 6A B Curve 6kA Single Pole MCB MT06B061

Fusebox
£2.95 - £2.95
£2.95
£2.95 - £2.95
£2.95

The FuseBox 6A B Curve 6kA Single Pole MCB MT06B061 provides overload and short-circuit protection for compatible FuseBox consumer units and distri...

View full details
£2.95 - £2.95
£2.95
£2.95 - £2.95
£2.95
Sync Energy CFEV6W_1 EV Consumer Unit | RS Electrical Supplies

Sync Energy CFEV6W EV Enclosure 100A Main Switch SPD

Sync Energy
£63.00 - £63.00
£63.00
£63.00 - £63.00
£63.00

Sync Energy CFEV6W 5 Module Enclosure 100A Main Switch 40A MCB Type 2 SPD + 1 Spare Way White EV consumer unit for charger circuit protection Sync ...

View full details
£63.00 - £63.00
£63.00
£63.00 - £63.00
£63.00
Sync Energy CFEV5A_1 EV Unit | RS Electrical Supplies

Sync Energy CFEV5A EV Consumer Unit 40A 30mA RCD SPD Grey

Sync Energy
£73.50 - £73.50
£73.50
£73.50 - £73.50
£73.50

Sync Energy CFEV5A 5 Module Enclosure 40A 30mA RCD 40A MCB Type 2 SPD + 1 Spare Way Grey EV Consumer Unit for Charging Installations The Sync Energ...

View full details
£73.50 - £73.50
£73.50
£73.50 - £73.50
£73.50

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