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MCBs

MCBs (Miniature Circuit Breakers) provide essential protection for electrical circuits, automatically switching off in the event of overloads or short circuits.

Designed for domestic, commercial, and industrial use, they are a key safety component within consumer units and distribution boards.

Use cases include protecting lighting, socket, and appliance circuits to ensure reliable operation and compliance with the 18th Edition Wiring Regulations.

The benefits include enhanced safety, reduced risk of fire, and quick restoration compared to fuse-based systems.

YESSS stocks MCBs from trusted brands such as Hager, Schneider, FuseBox, and our exclusive ERiS brand ensuring long-lasting quality and compatibility.

Popular technical specifications include current ratings from 1A to 125A, single- and three-phase options, breaking capacities from 6kA to 70kA, and A, B, C, and D trip curve types.

For safe, compliant, and reliable protection, choose MCBs from YESSS Electrical.

Show details for  16A MCB, 2 Pole, B Curve, 10kA

16A MCB, 2 Pole, B Curve, 10kA

PSB216-B
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Show details for  63A MCB, 2 Pole, B Curve, 10kA

63A MCB, 2 Pole, B Curve, 10kA

PSBL263-B
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Show details for  16A MCB, 2 Pole, C Curve, 10kA

16A MCB, 2 Pole, C Curve, 10kA

PSBL216-C
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Show details for  Acti9 iC60H MCB, 63A, 1 Pole, Type D

Acti9 iC60H MCB, 63A, 1 Pole, Type D

A9F55163
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Show details for  16A MCB, 3 Pole, B Curve, 10kA

16A MCB, 3 Pole, B Curve, 10kA

PSBL316-B
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Show details for  63A MCB, 3 Pole, B Curve, 10kA

63A MCB, 3 Pole, B Curve, 10kA

PSBL363-B
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Show details for  6A MCB, 3 Pole, C Curve, 10kA

6A MCB, 3 Pole, C Curve, 10kA

PSBL306-C
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Show details for  10A MCB, 3 Pole, C Curve, 10kA

10A MCB, 3 Pole, C Curve, 10kA

PSBL310-C
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Show details for  16A MCB, 3 Pole, C Curve, 10kA

16A MCB, 3 Pole, C Curve, 10kA

PSBL316-C
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Show details for  20A MCB, 3 Pole, C Curve, 10kA

20A MCB, 3 Pole, C Curve, 10kA

PSBL320-C
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Show details for  25A MCB, 3 Pole, C Curve, 10kA

25A MCB, 3 Pole, C Curve, 10kA

PSBL325-C
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Show details for  32A MCB, 3 Pole, C Curve, 10kA

32A MCB, 3 Pole, C Curve, 10kA

PSBL332-C
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Show details for  40A MCB, 3 Pole, C Curve, 10kA

40A MCB, 3 Pole, C Curve, 10kA

PSBL340-C
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Show details for  50A MCB, 3 Pole, C Curve, 10kA

50A MCB, 3 Pole, C Curve, 10kA

PSBL350-C
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Show details for  63A MCB, 3 Pole, C Curve, 10kA

63A MCB, 3 Pole, C Curve, 10kA

PSBL363-C
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Show details for  16A MCB, 3 Pole, B Curve, 10kA

16A MCB, 3 Pole, B Curve, 10kA

PSB316-B
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Show details for  16A MCB, 3 Pole, C Curve, 10kA

16A MCB, 3 Pole, C Curve, 10kA

PSB316-C
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Show details for  20A MCB, 3 Pole, C Curve, 10kA

20A MCB, 3 Pole, C Curve, 10kA

PSB320-C
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Show details for  16A MCB, 3 Pole, D Curve, 10kA

16A MCB, 3 Pole, D Curve, 10kA

PSBL316-D
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Show details for  32A MCB, 3 Pole, D Curve, 10kA

32A MCB, 3 Pole, D Curve, 10kA

PSBL332-D
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Show details for  25A Triple Pole 10kA MCB - Type C

25A Triple Pole 10kA MCB - Type C

NCN325A
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Show details for  63A RCCB, 2 Pole, Type A, 30mA

63A RCCB, 2 Pole, Type A, 30mA

WRDS63/2
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Show details for  25A - Triple Pole - B Curve - 10kA/15kA - 3 Module MCB

25A - Triple Pole - B Curve - 10kA/15kA - 3 Module MCB

NBN325A
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Show details for  10A - Triple Pole - B Curve - 10kA/15kA - 3 Module MCB

10A - Triple Pole - B Curve - 10kA/15kA - 3 Module MCB

NBN310A
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