MCB's

 

We stock well over 20,000 MCBs, Miniature Circuit Breakers, at any one time. From rare Memera 1 or Federal Electric Stab-Lok or Crabtree C63 3 Phase, through to more modern ones, we stock them all.

If you cannot find what you are looking for please Contact Us.

Crabtree SB6000 45A 45 Amp MCB Circuit Breaker Type 1
Crabtree SB6000 45A 45 Amp MCB Circuit Breaker Type 1

Crabtree SB6000 45A 45 Amp MCB Circuit Breaker Type 1

MCB's
£89.99
Proteus 940/3 M9 40A 40 Amp MCB Circuit Breaker Type 3
Proteus 940/3 M9 40A 40 Amp MCB Circuit Breaker Type 3

Proteus 940/3 M9 40A 40 Amp MCB Circuit Breaker Type 3

MCB's
£89.99
Crabtree Polestar 63D/16 D16 16A 16 Amp 3 Pole Phase MCB Circuit Breaker Type D
Crabtree Polestar 63D/16 D16 16A 16 Amp 3 Pole Phase MCB Circuit Breaker Type D

Crabtree Polestar 63D/16 D16 16A 16 Amp 3 Pole Phase MCB Circuit Breaker Type D

MCB's
£89.99
MEM 401MB4 M9 D40 40A 40 Amp MCB Circuit Breaker Type 4
MEM 401MB4 M9 D40 40A 40 Amp MCB Circuit Breaker Type 4

MEM 401MB4 M9 D40 40A 40 Amp MCB Circuit Breaker Type 4

MCB's
£89.99
Dorman Smith AS502 M6 50A 50 Amp MCB Circuit Breaker Type 2
Dorman Smith AS502 M6 50A 50 Amp MCB Circuit Breaker Type 2

Dorman Smith AS502 Old Style M6 50A 50 Amp MCB Circuit Breaker Type 2

MCB's
£89.99
Dorman Smith AS503 Old Style M6 50A 50 Amp MCB Circuit Breaker Type 3
Dorman Smith AS503 Old Style M6 50A 50 Amp MCB Circuit Breaker Type 3

Dorman Smith AS503 Old Style M6 50A 50 Amp MCB Circuit Breaker Type 3

MCB's
£89.99
Dorman Smith AT63C Old Style C63 63A 63 Amp 3 Pole Phase MCB Circuit Breaker Type C
Dorman Smith AT63C Old Style C63 63A 63 Amp 3 Pole Phase MCB Circuit Breaker Type C

Dorman Smith AT63C Old Style C63 63A 63 Amp 3 Pole Phase MCB Circuit Breaker Type C

MCB's
£89.99
Crabtree Polestar 63C/40 C40 40A 40 Amp 3 Pole Phase MCB Circuit Breaker Type C
Crabtree Polestar 63C/40 C40 40A 40 Amp 3 Pole Phase MCB Circuit Breaker Type C

Crabtree Polestar 63C/40 C40 40A 40 Amp 3 Pole Phase MCB Circuit Breaker Type C

MCB's
£94.99
Crabtree Polestar 633/40 40A 40 Amp 3 Pole Phase MCB Circuit Breaker Type 3
Crabtree Polestar 633/40 C40 40A 40 Amp 3 Pole Phase MCB Circuit Breaker Type 3

Crabtree Polestar 633/40 40A 40 Amp 3 Pole Phase MCB Circuit Breaker Type 3

MCB's
£98.99
Crabtree Polestar 632/40 40A 40 Amp 3 Pole Phase MCB Circuit Breaker Type 2
Crabtree Polestar 632/40 40A 40 Amp 3 Pole Phase MCB Circuit Breaker Type 2

Crabtree Polestar 632/40 40A 40 Amp 3 Pole Phase MCB Circuit Breaker Type 2

MCB's
£98.99
Delta 323C M9 C32 32A 32 Amp 3 Pole Phase MCB Circuit Breaker Type C
Delta 323C M9 C32 32A 32 Amp 3 Pole Phase MCB Circuit Breaker Type C

Delta 323C M9 C32 32A 32 Amp 3 Pole Phase MCB Circuit Breaker Type C

MCB's
£99.00
Proteus 963/2 M9 63A 63 Amp MCB Circuit Breaker Type 2
Proteus 963/2 M9 63A 63 Amp MCB Circuit Breaker Type 2

Proteus 963/2 M9 63A 63 Amp MCB Circuit Breaker Type 2

MCB's
£99.99
Wylex Stotz HB360 60A 60 Amp 3 Pole Phase MCB Circuit Breaker Type 1
Wylex Stotz HB360 60A 60 Amp 3 Pole Phase MCB Circuit Breaker Type 1

Wylex Stotz HB360 60A 60 Amp 3 Pole Phase MCB Circuit Breaker Type 1

MCB's
£109.00
Dorman Smith AT63C Black Clip C63 63A 63 Amp 3 Pole Phase MCB Circuit Breaker Type C
Dorman Smith AT63C Black Clip C63 63A 63 Amp 3 Pole Phase MCB Circuit Breaker Type C

Dorman Smith AT63C Black Clip C63 63A 63 Amp 3 Pole Phase MCB Circuit Breaker Type C

MCB's
£109.00
MEM Bill Memshield 1 403MB2 403MB 2T403 M9 40A 40 Amp 3 Pole Phase MCB Circuit Breaker Type 2
MEM Bill Memshield 1 403MB2 403MB 2T403 M9 40A 40 Amp 3 Pole Phase MCB Circuit Breaker Type 2

MEM Bill Memshield 1 403MB2 403MB 2T403 M9 40A 40 Amp 3 Pole Phase MCB Circuit Breaker Type 2

MCB's
£119.00
Crabtree Polestar 63D/32 D32 32A 32 Amp 3 Pole Phase MCB Circuit Breaker Type D
Crabtree Polestar 63D/32 D32 32A 32 Amp 3 Pole Phase MCB Circuit Breaker Type D

Crabtree Polestar 63D/32 D32 32A 32 Amp 3 Pole Phase MCB Circuit Breaker Type D

MCB's
£125.00
Federal Electric StabLok Stab-Lok HBA3P63 B63 63A 63 Amp 3 Pole Phase MCB Circuit Breaker Type B
Federal Electric StabLok Stab-Lok HBA3P63 B63 63A 63 Amp 3 Pole Phase MCB Circuit Breaker Type B

Federal Electric StabLok Stab-Lok HBA3P63 B63 63A 63 Amp 3 Pole Phase MCB Circuit Breaker Type B

MCB's
£129.00
Crabtree Polestar 63D/40 D40 40A 40 Amp 3 Pole Phase MCB Circuit Breaker Type D
Crabtree Polestar 63D/40 D40 40A 40 Amp 3 Pole Phase MCB Circuit Breaker Type D

Crabtree Polestar 63D/40 D40 40A 40 Amp 3 Pole Phase MCB Circuit Breaker Type D

MCB's
£129.99
MEM MFL163 Bill TLF163 16A 16 Amp 3 Pole Phase MCCB MCB Circuit Breaker
MEM MFL163 Bill TLF163 16A 16 Amp 3 Pole Phase MCCB MCB Circuit Breaker

MEM MFL163 Bill TLF163 16A 16 Amp 3 Pole Phase MCCB MCB Circuit Breaker

MCB's
£139.00
Federal Electric StabLok Stab-Lok HDA3P63 D63 63A 63 Amp 3 Pole Phase MCB Circuit Breaker Type D
Federal Electric StabLok Stab-Lok HDA3P63 D63 63A 63 Amp 3 Pole Phase MCB Circuit Breaker Type D

Federal Electric StabLok Stab-Lok HDA3P63 D63 63A 63 Amp 3 Pole Phase MCB Circuit Breaker Type D

MCB's
£145.00
Eaton MEM GJS3200AAG Series G 200A 200 Amp 3 Pole Phase MCCB Circuit Breaker
Eaton MEM GJS3200AAG Series G 200A 200 Amp 3 Pole Phase MCCB Circuit Breaker

Eaton MEM GJS3200AAG Series G 200A 200 Amp 3 Pole Phase MCCB Circuit Breaker

MCB's
£149.00
Federal Electric StabLok Stab-Lok HDA3P50 D50 50A 50 Amp 3 Pole Phase MCB Circuit Breaker Type D
Federal Electric StabLok Stab-Lok HDA3P50 D50 50A 50 Amp 3 Pole Phase MCB Circuit Breaker Type D

Federal Electric StabLok Stab-Lok HDA3P50 D50 50A 50 Amp 3 Pole Phase MCB Circuit Breaker Type D

MCB's
£149.00
Eaton MEM GLS3320AAG Series G 320A 320 Amp 3 Pole Phase MCCB Circuit Breaker
Eaton MEM GLS3320AAG Series G 320A 320 Amp 3 Pole Phase MCCB Circuit Breaker

Eaton MEM GLS3320AAG Series G 320A 320 Amp 3 Pole Phase MCCB Circuit Breaker

MCB's
£165.00
Delta MEM Memshield 1 503MB3 503C M9 C50 50A 50 Amp 3 Pole Phase MCB Circuit Breaker Type C
Delta 503C M9 C50 50A 50 Amp 3 Pole Phase MCB Circuit Breaker Type C

Delta MEM Memshield 1 503MB3 503C M9 C50 50A 50 Amp 3 Pole Phase MCB Circuit Breaker Type C

MCB's
£173.99
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