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  MCBs (1,631 items)

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Siemens SENTRON 5SY7 MCB, 1P+N, 40A Curve C, 230V AC, 72V DC, 5 kA Breaking Capacity / 2097552 (1 offer) 
The Siemens 5SY7 series 1+N-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
5SY7540-7
from £ 69.17*
per piece
 
 piece
Siemens SENTRON 5SY7 MCB, 2P, 32A Curve C, 400V AC, 15 kA Breaking Capacity / 2096044 (2 offers) 
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 £ 69.184*
per piece
 
 piece
Siemens SENTRON 5SY6 MCB, 3P, 50A Curve C, 400V AC, 72V DC, 5 kA Breaking Capacity / 2131081 (3 offers) 
The Siemens 5SY6350-7 Miniature Circuit Breakers operate at 72 V DC and 50 A at AC. It has switching capacity of 6 kA according to EN 60898. These are ideal for application in large non-residential...
Siemens
5SY6350-7
from £ 69.80*
per piece
 
 piece
Siemens SENTRON 5SY7 MCB, 1P+N, 6A Curve B, 230V AC, 72V DC, 5 kA Breaking Capacity / 2097550 (1 offer) 
The Siemens 5SY7 series 1+N-pole miniature circuit breaker has a current rating of 6 A and 15 kA breaking capacity. The miniature circuit breaker is the fuse for short-circuit protection. Siemens o...
Siemens
5SY7506-6
from £ 69.84*
per piece
 
 piece
Siemens SENTRON 5SL4 MCB, 1P+N, 50A Curve C, 230V AC, 72V DC, 10 kA Breaking Capacity / 2095990 (1 offer) 
The Siemens 5SL4550-7 Miniature Circuit Breakers operate at 72 V at DC and 50 A at AC. It has a switching capacity of 10 kA. It protects electrical systems against overload and short circuits. Thes...
Siemens
5SL4550-7
from £ 69.898*
per piece
 
 piece
Siemens SENTRON 5SJ MCB, 1P, 35A / 2322243 (1 offer) 
Number of Poles = 1P Current Rating = 35A Range = SENTRON Series = 5SJ Mounting Style = DIN Rail Mount
Siemens
5SJ4135-6HG40
from £ 70.163*
per piece
 
 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 £ 70.287*
per piece
 
 piece
Siemens SENTRON 5SY7 MCB, 1P+N, 4A Curve C, 230V AC, 72V DC, 5 kA Breaking Capacity / 2096714 (1 offer) 
The Siemens SENTRON series miniature circuit breaker has a 1P+N pole and has a current breaking capacity of 15kA. In the event of an overload or short-circuit this miniature circuit breakers safely...
Siemens
5SY7504-7
from £ 70.423*
per piece
 
 piece
Siemens Sentron 5SY4 MCB, 2P, 50A Curve D, 400V AC, 10 kA Breaking Capacity / 1243171 (3 offers) 
Automatic cut-out, 5SY4 Series, 10 kA, B, C and D characteristic. Miniature circuit breakers from Siemens, offer the highest quality and reliability. The excellent technical properties of the devic...
Siemens
5SY4250-8
from £ 70.89*
per piece
 
 piece
Siemens 5SM2342-0 circuit breaker (1 offer)
Siemens
5SM2342-0
from £ 71.11*
per piece
 
 piece
Siemens SENTRON 5SY4 MCB, 3P+N, 16A Curve D, 400V AC, 72V DC, 10 kA Breaking Capacity / 2096605 (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
5SY4616-8
from £ 71.28*
per piece
 
 piece
Siemens SENTRON 5SY7 MCB, 1P+N, 1.6A Curve C / 2165942 (1 offer) 
The Siemens SENTRON series miniature circuit breaker has a 1P+N pole and has a current breaking capacity of 15kA. In the event of an overload or short-circuit this miniature circuit breakers safely...
Siemens
5SY7515-7
from £ 71.327*
per piece
 
 piece
Siemens SENTRON 5SP4 MCB, 1P, 100A Curve D, 400V AC / 2128821 (1 offer) 
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
5SP4191-8
from £ 71.445*
per piece
 
 piece
Siemens SENTRON 5SY4 MCB, 3P+N, 50A Curve B, 400V AC, 72V DC, 5 kA Breaking Capacity / 2129013 (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
5SY4650-6
from £ 71.61*
per piece
 
 piece
Siemens SENTRON 5SY7 MCB, 2P, 4A Curve C, 400V AC, 72V DC, 5 kA Breaking Capacity / 2096708 (2 offers) 
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 £ 71.721*
per piece
 
 piece
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* Prices with asterisk are net prices excl. statutory VAT.
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