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  fuses & circuit breakers  (21,812 offers of 5,297,533 product items)

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Siemens SENTRON 5SY4 MCB, 1P+N, 1.6A, Type A, 5 kA Breaking Capacity / 2176966 (2 offers) 
The Siemens Sentron miniature circuit breakers, are a type of switch used to automatically turn off electrical circuits during abnormal conditions. MCBs often replace fuses in low voltage electrica...
Siemens
5SY4515-5
from £ 32.13*
per piece
 
 piece
100%
Siemens SENTRON 5SY5 MCB, 2P, 32A Curve C, 400V AC, 440V DC, 10 kA Breaking Capacity / 2128892 (1 offer) 
The Siemens SENTRON series miniature circuit breaker has a double pole and has a current breaking capacity of 10kA. In the event of an overload or short-circuit this miniature circuit breakers safe...
Siemens
5SY5232-7
from £ 126.60*
per piece
 
 piece
100%
Siemens SENTRON 5SY4 MCB, 3P+N, 10A Curve B / 2164335 (2 offers) 
The Siemens 5SY4 series 3+N-pole miniature circuit breaker has a current rating of 10 A and 10 kA breaking capacity. The miniature circuit breaker is the fuse for short-circuit protection. Siemens ...
Siemens
5SY4610-6
from £ 40.41*
per piece
 
 piece
100%
Siemens SENTRON 5SY4 MCB, 1P+N, 13A Curve D, 230V AC, 72V DC, 5 kA Breaking Capacity / 2128836 (2 offers) 
The miniature circuit breaker provides voltage of 230 V with 1+N-pole configuration. In the event of an overload or short-circuit, circuit breakers safely cut off the connected circuit and reliably...
Siemens
5SY4513-8
from £ 28.11*
per piece
 
 piece
100%
Siemens SENTRON 5SY5 MCB, 2P, 40A Curve C, 400V AC, 440V DC, 10 kA Breaking Capacity / 2096012 (1 offer) 
The Siemens 5SY5240-7 Miniature Circuit Breakers operate at 500 V DC and 40 A at AC. It has switching capacity of 10 kA according to EN 60898. These are ideal for application in large non-residenti...
Siemens
5SY5240-7
from £ 148.30*
per piece
 
 piece
100%
Siemens SENTRON 5SY4 MCB, 3P+N, 13A Curve B, 400V AC, 72V DC, 5 kA Breaking Capacity / 2097516 (2 offers) 
The Siemens 5SY4 series 3+N-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
5SY4613-6
from £ 41.16*
per piece
 
 piece
100%
Siemens SENTRON 5SY4 MCB, 1P+N, 300mA Curve D, 230V AC, 72V DC, 5 kA Breaking Capacity / 2128837 (2 offers) 
The miniature circuit breaker provides voltage of 230 V with 1+N-pole configuration. In the event of an overload or short-circuit, circuit breakers safely cut off the connected circuit and reliably...
Siemens
5SY4514-8
from £ 33.18*
per piece
 
 piece
100%
Siemens SENTRON 5SY5 MCB, 2P, 63A Curve B, 400V AC, 440V DC, 10 kA Breaking Capacity / 2097526 (1 offer) 
The Siemens 5SY5 series two-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. Siemens ...
Siemens
5SY5263-6
from £ 147.01*
per piece
 
 piece
100%
Siemens SENTRON 5SY4 MCB, 3P+N, 16A Curve B, 400V AC, 72V DC, 5 kA Breaking Capacity / 2103403 (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
5SY4616-6
from £ 41.16*
per piece
 
 piece
100%
Siemens SENTRON 5SY4 MCB, 1P+N, 500mA Curve C, 230V AC, 72V DC, 5 kA Breaking Capacity / 2128953 (2 offers) 
The Siemens 5SY4 series 1+N-pole miniature circuit breaker has a current rating of 0.5 A and 10 kA breaking capacity. The miniature circuit breaker is the fuse for short-circuit protection. Siemens...
Siemens
5SY4505-7
from £ 23.26*
per piece
 
 piece
100%
Siemens SENTRON 5SY5 MCB, 2P, 8A Curve C, 400V AC, 440V DC, 10 kA Breaking Capacity / 2131079 (1 offer) 
The Siemens 5SY5208-7 Miniature Circuit Breakers operate at 500 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-residentia...
Siemens
5SY5208-7
from £ 121.88*
per piece
 
 piece
100%
Siemens SENTRON 5SY4 MCB, 3P+N, 1A Curve C, 400V AC, 72V DC, 5 kA Breaking Capacity / 2131073 (2 offers) 
The Siemens 5SY4601-7 Miniature Circuit Breakers operate at 72 V DC and 1 A at AC. It has switching capacity of 10 kA according to EN 60898. These are ideal for application in large non-residential...
Siemens
5SY4601-7
from £ 60.31*
per piece
 
 piece
100%
Siemens SENTRON 5SY4 MCB, 1P+N, 63A Curve D, 230V AC, 72V DC, 5 kA Breaking Capacity / 2128840 (2 offers) 
The miniature circuit breaker provides voltage of 230 V with 1+N-pole configuration. In the event of an overload or short-circuit, circuit breakers safely cut off the connected circuit and reliably...
Siemens
5SY4563-8
from £ 55.78*
per piece
 
 piece
100%
Siemens SENTRON 5SY6 MCB, 1P+N, 10A Curve C, 230V AC, 72V DC, 5 kA Breaking Capacity / 2097528 (2 offers) 
The Siemens 5SY6 series 1+N-pole miniature circuit breaker has a current rating of 10 A and 6 kA breaking capacity. The miniature circuit breaker is the fuse for short-circuit protection. Siemens o...
Siemens
5SY6510-7
from £ 18.68*
per piece
 
 piece
100%
Siemens SENTRON 5SY4 MCB, 3P+N, 20A Curve D, 400V AC, 72V DC, 5 kA Breaking Capacity / 2128849 (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
5SY4620-8
from £ 72.50*
per piece
 
 piece
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