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  MCBs (5,187 items)

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Siemens SENTRON 5SL4 MCB, 1P, 40A Curve B, 400V AC, 72V DC / 2097435 (3 offers) 
The Siemens 5SL4 series Single-pole miniature circuit breaker has a current rating of 40 A and 10 kA breaking capacity. The miniature circuit breaker is the fuse for short-circuit protection. Sieme...
Siemens
5SL4140-6
from £ 7.59*
per piece
 
 piece
Siemens SENTRON 5SL4 MCB, 1P, 40A Curve C, 400V AC, 10 kA Breaking Capacity / 2095963 (2 offers) 
The Siemens 5SL4140-7 Miniature Circuit Breakers operate at 440 V and 40 A, at AC. It has a switching capacity of 10 kA. It protects electrical systems against overload and short circuits. These ar...
Siemens
5SL4140-7
from £ 8.58*
per piece
 
 piece
Siemens SENTRON 5SL4 MCB, 1P, 40A Curve D, 400V AC, 10 kA Breaking Capacity / 2096461 (2 offers) 
The miniature circuit breaker provides voltage of 230/400 V with 1-pole configuration. In the event of an overload or short-circuit, circuit breakers safely cut off the connected circuit and reliab...
Siemens
5SL4140-8
from £ 9.65*
per piece
 
 piece
Siemens SENTRON 5SL4 MCB, 1P, 4A Curve B, 10 kA Breaking Capacity / 2027171 (2 offers) 
The Siemens miniature circuit breaker are current limiting design provide the highest quality and reliability. It has a quick and easy installation. It has DIN rail assembly mounting type. Its used...
Siemens
5SL4104-6
from £ 4.88*
per piece
 
 piece
Siemens SENTRON 5SL4 MCB, 1P, 4A Curve C, 10 kA Breaking Capacity / 2027167 (3 offers) 
The Siemens miniature circuit breaker are current limiting design provide the highest quality and reliability. It has a quick and easy installation. It has DIN rail assembly mounting type. Its used...
Siemens
5SL4104-7
from £ 6.44*
per piece
 
 piece
Siemens SENTRON 5SL4 MCB, 1P, 4A Curve D, 400V AC, 10 kA Breaking Capacity / 2096449 (2 offers) 
The miniature circuit breaker provides voltage of 230/400 V with 1-pole configuration. In the event of an overload or short-circuit, circuit breakers safely cut off the connected circuit and reliab...
Siemens
5SL4104-8
from £ 7.56*
per piece
 
 piece
Siemens 5SL4105-7 circuit breaker Miniature circuit breaker 1 (2 offers)
Siemens
5SL4105-7
from £ 6.66*
per piece
 
 piece
Siemens SENTRON 5SL4 MCB, 1P, 500mA Curve D, 400V AC, 10 kA Breaking Capacity / 2096450 (2 offers) 
The miniature circuit breaker provides voltage of 230/400 V with 1-pole configuration. In the event of an overload or short-circuit, circuit breakers safely cut off the connected circuit and reliab...
Siemens
5SL4105-8
from £ 9.75*
per piece
 
 piece
Siemens SENTRON 5SL4 MCB, 1P, 50A Curve B, 400V AC, 72V DC / 2097436 (2 offers) 
The Siemens 5SL4 series Single-pole miniature circuit breaker has a current rating of 50 A and 10 kA breaking capacity. The miniature circuit breaker is the fuse for short-circuit protection. Sieme...
Siemens
5SL4150-6
from £ 7.30*
per piece
 
 piece
Siemens 5SL4150-7 circuit breaker Miniature circuit breaker 1 (2 offers)
Siemens
5SL4150-7
from £ 10.26*
per piece
 
 piece
Siemens SENTRON 5SL4 MCB, 1P, 50A Curve D, 400V AC, 10 kA Breaking Capacity / 2096462 (2 offers) 
The miniature circuit breaker provides voltage of 230/400 V with 1-pole configuration. In the event of an overload or short-circuit, circuit breakers safely cut off the connected circuit and reliab...
Siemens
5SL4150-8
from £ 11.74*
per piece
 
 piece
Siemens SENTRON 5SL4 MCB, 1P, 63A Curve B, 400V AC, 72V DC / 2103350 (2 offers) 
The Siemens 5S series Miniature Circuit Breaker is used as a fuse for short-circuit protection. Siemens offers a comprehensive portfolio of protection, switching, measuring and monitoring devices, ...
Siemens
5SL4163-6
from £ 9.10*
per piece
 
 piece
Siemens SENTRON 5SL4 MCB, 1P, 63A Curve C, 400V AC, 72V DC / 2097437 (2 offers) 
The Siemens 5SL4 series Single-pole miniature circuit breaker has a current rating of 63 A and 10 kA breaking capacity. The miniature circuit breaker is the fuse for short-circuit protection. Sieme...
Siemens
5SL4163-7
from £ 12.07*
per piece
 
 piece
Siemens SENTRON 5SL4 MCB, 1P, 63A Curve D, 400V AC, 10 kA Breaking Capacity / 2096464 (2 offers) 
The miniature circuit breaker provides voltage of 230/400 V with 1-pole configuration. In the event of an overload or short-circuit, circuit breakers safely cut off the connected circuit and reliab...
Siemens
5SL4163-8
from £ 13.60*
per piece
 
 piece
Siemens 5SL4106-6 circuit breaker Miniature circuit breaker Type B 1 (3 offers)
Siemens
5SL41066
from £ 4.95*
per piece
 
 piece
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* Prices with asterisk are net prices excl. statutory VAT.
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