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  MCBs (3,221 items)

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Siemens SENTRON 5SY7 MCB, 2P, 32A Curve B, 400V AC, 72V DC, 5 kA Breaking Capacity / 2103420 (1 offer) 
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
5SY7232-6
from £ 69.26*
per piece
Siemens SENTRON 5SY7 MCB, 2P, 32A Curve C, 400V AC, 15 kA Breaking Capacity / 2096044 (1 offer) 
The Siemens 5SY7232-7 Miniature Circuit Breakers operate at 72 V DC and 32 A at AC. It has switching capacity of 15 kA according to EN 60898. These are ideal for application in large non-residentia...
Siemens
5SY7232-7
from £ 77.80*
per piece
Siemens SENTRON 5SY7 MCB, 2P, 3A Curve C, 400V AC, 72V DC, 5 kA Breaking Capacity / 2096707 (1 offer) 
The Siemens SENTRON series miniature circuit breaker has a double pole and has a current breaking capacity of 15kA. In the event of an overload or short-circuit this miniature circuit breakers safe...
Siemens
5SY7203-7
from £ 78.30*
per piece
Siemens SENTRON 5SY7 MCB, 2P, 40A Curve B, 400V AC, 72V DC, 5 kA Breaking Capacity / 2097544 (1 offer) 
The Siemens 5SY7 series two-pole miniature circuit breaker has a current rating of 40 A and 15 kA breaking capacity. The miniature circuit breaker is the fuse for short-circuit protection. Siemens ...
Siemens
5SY7240-6
from £ 74.52*
per piece
Siemens SENTRON 5SY7 MCB, 2P, 40A Curve C, 400V AC, 72V DC, 15 kA Breaking Capacity / 2096045 (1 offer) 
The Siemens 5SY7240-7 Miniature Circuit Breakers operate at 72 V DC and 40 A at AC. It has switching capacity of 15 kA according to EN 60898. These are ideal for application in large non-residentia...
Siemens
5SY7240-7
from £ 90.24*
per piece
Siemens SENTRON 5SY7 MCB, 2P, 4A Curve C, 400V AC, 72V DC, 5 kA Breaking Capacity / 2096708 (1 offer) 
The Siemens SENTRON series miniature circuit breaker has a double pole and has a current breaking capacity of 15kA. In the event of an overload or short-circuit this miniature circuit breakers safe...
Siemens
5SY7204-7
from £ 78.77*
per piece
Siemens SENTRON 5SY7 MCB, 2P, 500mA Curve C, 400V AC, 72V DC, 5 kA Breaking Capacity / 2096709 (1 offer) 
The Siemens SENTRON series miniature circuit breaker has a double pole and has a current breaking capacity of 15kA. In the event of an overload or short-circuit this miniature circuit breakers safe...
Siemens
5SY7205-7
from £ 79.64*
per piece
Siemens SENTRON 5SY7 MCB, 2P, 50A Curve B, 400V AC, 72V DC, 5 kA Breaking Capacity / 2103421 (1 offer) 
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
5SY7250-6
from £ 80.74*
per piece
Siemens SENTRON 5SY7 MCB, 2P, 50A Curve C, 400V AC, 72V DC, 5 kA Breaking Capacity / 2131089 (1 offer) 
The Siemens 5SY7250-7 Miniature Circuit Breakers operate at 72 V DC and 50 A at AC. It has switching capacity of 15 kA according to EN 60898. These are ideal for application in large non-residentia...
Siemens
5SY7250-7
from £ 116.00*
per piece
Siemens SENTRON 5SY7 MCB, 2P, 63A Curve B, 400V AC, 72V DC, 5 kA Breaking Capacity / 2128969 (1 offer) 
The Siemens 5SY7 series two-pole miniature circuit breaker has a current rating of 63 A and 15 kA breaking capacity. The miniature circuit breaker is the fuse for short-circuit protection. Siemens ...
Siemens
5SY7263-6
from £ 98.78*
per piece
Siemens SENTRON 5SY7 MCB, 2P, 63A Curve C, 400V AC, 72V DC, 5 kA Breaking Capacity / 2128904 (1 offer) 
The Siemens SENTRON series miniature circuit breaker has a double pole and has a current breaking capacity of 15kA. In the event of an overload or short-circuit this miniature circuit breakers safe...
Siemens
5SY7263-7
from £ 158.43*
per piece
Siemens SENTRON 5SY7 MCB, 2P, 6A Curve B, 400V AC, 72V DC, 5 kA Breaking Capacity / 2103419 (1 offer) 
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
5SY7206-6
from £ 77.69*
per piece
Siemens SENTRON 5SY7 MCB, 2P, 6A Curve C, 400V AC, 72V DC, 5 kA Breaking Capacity / 2096710 (1 offer) 
The Siemens SENTRON series miniature circuit breaker has a double pole and has a current breaking capacity of 15kA. In the event of an overload or short-circuit this miniature circuit breakers safe...
Siemens
5SY7206-7
from £ 77.00*
per piece
Siemens SENTRON 5SY7 MCB, 2P, 8A Curve C, 400V AC, 72V DC, 15 kA Breaking Capacity / 2096611 (1 offer) 
The miniature circuit breaker provides voltage of 400 V with 4-pole configuration. In the event of an overload or short-circuit, circuit breakers safely cut off the connected circuit and reliably p...
Siemens
5SY7208-7
from £ 69.49*
per piece
Siemens SENTRON 5SY7 MCB, 3P+N, 1.6A Curve C, 400V AC, 72V DC, 5 kA Breaking Capacity / 2131101 (1 offer) 
The Siemens 5SY7615-7 Miniature Circuit Breakers operate at 72 V DC and 1.6 A at AC. It has switching capacity of 15 kA according to EN 60898. These are ideal for application in large non-residenti...
Siemens
5SY7615-7
from £ 189.13*
per piece
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