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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  10A Triple Pole 10kA MCB - Type C

10A Triple Pole 10kA MCB - Type C

NCN310A
£52.94 Inc VAT £44.12 Ex VAT
Priced per 1
Show details for  16A Triple Pole 10kA MCB - Type C

16A Triple Pole 10kA MCB - Type C

NCN316A
£52.94 Inc VAT £44.12 Ex VAT
Priced per 1
Show details for  20A Triple Pole 10kA MCB - Type C

20A Triple Pole 10kA MCB - Type C

NCN320A
£52.94 Inc VAT £44.12 Ex VAT
Priced per 1
Show details for  32A Triple Pole 10kA MCB - Type C

32A Triple Pole 10kA MCB - Type C

NCN332A
£53.45 Inc VAT £44.54 Ex VAT
Priced per 1
Show details for  40A Triple Pole 10kA MCB - Type C

40A Triple Pole 10kA MCB - Type C

NCN340A
£54.49 Inc VAT £45.41 Ex VAT
Priced per 1
Show details for  6A Triple Pole 10kA MCB - Type C

6A Triple Pole 10kA MCB - Type C

NCN306A
£54.49 Inc VAT £45.41 Ex VAT
Priced per 1
Show details for  16A MCB, Type B, 3 Pole, 10kA

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

NBN316A
£55.25 Inc VAT £46.04 Ex VAT
Priced per 1
Show details for  20A MCB, 3 Pole, Type B, 10kA/15kA

20A MCB, 3 Pole, Type B, 10kA/15kA

NBN320A
£55.25 Inc VAT £46.04 Ex VAT
Priced per 1
Show details for  32A TP 10kA Type B MCB

32A TP 10kA Type B MCB

NBN332A
£55.25 Inc VAT £46.04 Ex VAT
Priced per 1
Show details for  40A TP 10kA Type B MCB

40A TP 10kA Type B MCB

NBN340A
£56.86 Inc VAT £47.38 Ex VAT
Priced per 1
Show details for  6A MCB, 3 Pole, Type B, 10kA/15kA

6A MCB, 3 Pole, Type B, 10kA/15kA

NBN306A
£56.86 Inc VAT £47.38 Ex VAT
Priced per 1
Show details for  50A Triple Pole 10kA MCB - Type C

50A Triple Pole 10kA MCB - Type C

NCN350A
£57.58 Inc VAT £47.98 Ex VAT
Priced per 1
Show details for  63A Triple Pole 10kA MCB - Type C

63A Triple Pole 10kA MCB - Type C

NCN363A
£61.69 Inc VAT £51.41 Ex VAT
Priced per 1
Show details for  80A RCCB, 2 Pole, Type A, 30mA

80A RCCB, 2 Pole, Type A, 30mA

WRDS80/2
£64.03 Inc VAT £53.36 Ex VAT
Priced per 1
Show details for  16A Triple Pole 10kA MCB - Type C

16A Triple Pole 10kA MCB - Type C

SE10C316
£64.12 Inc VAT £53.43 Ex VAT
Priced per 1
Show details for  32A Triple Pole 10kA MCB - Type C

32A Triple Pole 10kA MCB - Type C

SE10C332
£64.12 Inc VAT £53.43 Ex VAT
Priced per 1
Show details for  20A Triple Pole 10kA MCB - Type C

20A Triple Pole 10kA MCB - Type C

SE10C320
£64.92 Inc VAT £54.10 Ex VAT
Priced per 1
Show details for  10A Triple Pole 10kA MCB - Type C

10A Triple Pole 10kA MCB - Type C

SE10C310
£64.92 Inc VAT £54.10 Ex VAT
Priced per 1
Show details for  40A Triple Pole 10kA MCB - Type C

40A Triple Pole 10kA MCB - Type C

SE10C340
£68.12 Inc VAT £56.77 Ex VAT
Priced per 1
Show details for  16A MCB, 3 Pole, Type B, DIN Rail, 230V, 10kA

16A MCB, 3 Pole, Type B, DIN Rail, 230V, 10kA

EMBH316
£68.28 Inc VAT £56.90 Ex VAT
Priced per 1
Show details for  20A MCB, 3 Pole, Type B, DIN Rail, 230V, 10kA

20A MCB, 3 Pole, Type B, DIN Rail, 230V, 10kA

EMBH320
£68.28 Inc VAT £56.90 Ex VAT
Priced per 1
Show details for  32A Triple Pole 10kA - 15kA MCB - Type C

32A Triple Pole 10kA - 15kA MCB - Type C

EMCH332
£68.28 Inc VAT £56.90 Ex VAT
Priced per 1
Show details for  10A Triple Pole 10kA - 15kA MCB - Type C

10A Triple Pole 10kA - 15kA MCB - Type C

EMCH310
£68.28 Inc VAT £56.90 Ex VAT
Priced per 1
Show details for  40A 30ma - 2 Pole - Type A - DC Sensitive RCCB - 2 Module

40A 30ma - 2 Pole - Type A - DC Sensitive RCCB - 2 Module

CDA240U
£69.05 Inc VAT £57.54 Ex VAT
Priced per 1