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  MCBs (3,221 items)

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Siemens SENTRON 5SY4 MCB, 3P+N, 6A Curve D, 400V AC, 72V DC, 5 kA Breaking Capacity / 2128845 (2 offers) 
The miniature circuit breaker provides voltage of 400 V with 3+N-pole configuration. In the event of an overload or short-circuit, circuit breakers safely cut off the connected circuit and reliably...
Siemens
5SY4606-8
from £ 85.90*
per piece
 
 piece
Siemens SENTRON 5SY4 MCB, 3P+N, 8A Curve C, 400V AC, 72V DC, 5 kA Breaking Capacity / 2131075 (2 offers) 
The Siemens 5SY4608-7 Miniature Circuit Breakers operate at 72 V DC and 8 A at AC. It has switching capacity of 10 kA according to EN 60898. These are ideal for application in large non-residential...
Siemens
5SY4608-7
from £ 59.58*
per piece
 
 piece
Siemens SENTRON 5SY4 MCB, 3P+N, 8A Curve D, 400V AC, 72V DC, 5 kA Breaking Capacity / 2128846 (2 offers) 
The miniature circuit breaker provides voltage of 400 V with 3+N-pole configuration. In the event of an overload or short-circuit, circuit breakers safely cut off the connected circuit and reliably...
Siemens
5SY4608-8
from £ 86.20*
per piece
 
 piece
Siemens SENTRON 5SY4 MCB, 3P, 1.6A Curve D, 400V AC, 72V DC, 10 kA Breaking Capacity / 2096600 (2 offers) 
The miniature circuit breaker provides voltage of 400 V with 3-pole configuration. In the event of an overload or short-circuit, circuit breakers safely cut off the connected circuit and reliably p...
Siemens
5SY4315-8
from £ 68.81*
per piece
 
 piece
Siemens SENTRON 5SY4 MCB, 3P, 13A Curve B, 400V AC, 72V DC, 5 kA Breaking Capacity / 2097514 (2 offers) 
The Siemens 5SY4 series three-pole miniature circuit breaker has a current rating of 13 A and 10 kA breaking capacity. The miniature circuit breaker is the fuse for short-circuit protection. Siemen...
Siemens
5SY4313-6
from £ 31.61*
per piece
 
 piece
Siemens SENTRON 5SY4 MCB, 3P, 13A Curve C, 400V AC, 72V DC, 10 kA Breaking Capacity / 2096597 (2 offers) 
The miniature circuit breaker provides voltage of 400 V with 3-pole configuration. In the event of an overload or short-circuit, circuit breakers safely cut off the connected circuit and reliably p...
Siemens
5SY4313-7
from £ 38.20*
per piece
 
 piece
Siemens SENTRON 5SY4 MCB, 3P, 300mA Curve D, 400V AC, 72V DC, 10 kA Breaking Capacity / 2096599 (2 offers) 
The miniature circuit breaker provides voltage of 400 V with 3-pole configuration. In the event of an overload or short-circuit, circuit breakers safely cut off the connected circuit and reliably p...
Siemens
5SY4314-8
from £ 69.04*
per piece
 
 piece
Siemens SENTRON 5SY4 MCB, 3P, 500mA Curve D, 400V AC, 72V DC, 10 kA Breaking Capacity / 2096595 (2 offers) 
The miniature circuit breaker provides voltage of 400 V with 3-pole configuration. In the event of an overload or short-circuit, circuit breakers safely cut off the connected circuit and reliably p...
Siemens
5SY4305-8
from £ 69.04*
per piece
 
 piece
Siemens SENTRON 5SY4 MCB, 3P, 80A Curve B / 2164330 (2 offers) 
The Siemens 5SY4 series three-pole miniature circuit breaker has a current rating of 80 A and 10 kA breaking capacity. The miniature circuit breaker is the fuse for short-circuit protection. Siemen...
Siemens
5SY4380-6
from £ 76.98*
per piece
 
 piece
Siemens SENTRON 5SY4 MCB, 3P, 80A Curve C, 400V AC, 72V DC, 5 kA Breaking Capacity / 2128952 (2 offers) 
The Siemens 5SY4 series three-pole miniature circuit breaker has a current rating of 80 A and 10 kA breaking capacity. The miniature circuit breaker is the fuse for short-circuit protection. Siemen...
Siemens
5SY4380-7
from £ 91.02*
per piece
 
 piece
Siemens SENTRON 5SY4 MCB, 3P, 8A Curve C, 400V AC, 72V DC / 2096661 (2 offers) 
The Siemens SENTRON series miniature circuit breaker has a triple pole and has a current breaking capacity of 10kA. In the event of an overload or short-circuit this miniature circuit breakers safe...
Siemens
5SY4308-7
from £ 45.91*
per piece
 
 piece
Siemens SENTRON 5SY4 MCB, 3P, 8A Curve D, 400V AC, 72V DC, 10 kA Breaking Capacity / 2096596 (2 offers) 
The miniature circuit breaker provides voltage of 400 V with 3-pole configuration. In the event of an overload or short-circuit, circuit breakers safely cut off the connected circuit and reliably p...
Siemens
5SY4308-8
from £ 69.71*
per piece
 
 piece
Siemens SENTRON 5SY4 MCB, 4P, 1.6A Curve C, 400V AC, 72V DC, 5 kA Breaking Capacity / 2128884 (2 offers) 
The Siemens SENTRON series miniature circuit breaker has a four pole and has a current breaking capacity of 10kA. In the event of an overload or short-circuit this miniature circuit breakers safely...
Siemens
5SY4415-7
from £ 68.65*
per piece
 
 piece
Siemens SENTRON 5SY4 MCB, 4P, 1.6A Curve D, 400V AC, 72V DC, 5 kA Breaking Capacity / 2128831 (2 offers) 
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
5SY4415-8
from £ 94.05*
per piece
 
 piece
Siemens SENTRON 5SY4 MCB, 4P, 13A Curve B / 2164331 (2 offers) 
The Siemens 5SY4 series four-pole miniature circuit breaker has a current rating of 13 A and 10 kA breaking capacity. The miniature circuit breaker is the fuse for short-circuit protection. Siemens...
Siemens
5SY4413-6
from £ 45.27*
per piece
 
 piece
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* Prices with asterisk are net prices excl. statutory VAT.
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