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  MCBs (3,221 items)

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Siemens Sentron 5SV6 MCB, 2P, 6A, 230V AC, 6 kA Breaking Capacity / 2097508 (1 offer) 
The Siemens 5SV6 series 1+N-pole miniature circuit breaker has a current rating of 6 A and 6 kA breaking capacity. The miniature circuit breaker is the fuse for short-circuit protection. Siemens of...
Siemens
5SV6016-6GV06
from £ 2,024.25408*
per 12 pieces
 
 pack
Siemens Sentron 5SY4 MCB, 1P+N, 1A Curve C, 230V AC, 10 kA Breaking Capacity / 1243213 (2 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
5SY4501-7
from £ 22.97*
per piece
 
 piece
Siemens Sentron 5SY4 MCB, 1P+N, 2A Curve C, 230V AC, 10 kA Breaking Capacity / 7721401 (2 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
5SY4502-7
from £ 23.02*
per piece
 
 piece
Siemens Sentron 5SY4 MCB, 1P+N, 3A Curve C, 230V AC, 10 kA Breaking Capacity / 1243214 (2 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
5SY4503-7
from £ 22.80*
per piece
 
 piece
Siemens Sentron 5SY4 MCB, 1P+N, 40A Curve B, 230V AC, 10 kA Breaking Capacity / 1243215 (2 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
5SY4540-6
from £ 22.33*
per piece
 
 piece
Siemens Sentron 5SY4 MCB, 1P+N, 40A Curve C, 230V AC, 10 kA Breaking Capacity / 1243216 (2 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
5SY4540-7
from £ 28.18*
per piece
 
 piece
Siemens Sentron 5SY4 MCB, 1P+N, 50A Curve B, 230V AC, 10 kA Breaking Capacity / 1243217 (2 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
5SY4550-6
from £ 26.76*
per piece
 
 piece
Siemens Sentron 5SY4 MCB, 1P+N, 50A Curve C, 230V AC, 10 kA Breaking Capacity / 1243218 (2 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
5SY4550-7
from £ 33.93*
per piece
 
 piece
Siemens Sentron 5SY4 MCB, 1P+N, 63A Curve B, 230V AC, 10 kA Breaking Capacity / 1243219 (2 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
5SY4563-6
from £ 31.63*
per piece
 
 piece
Siemens Sentron 5SY4 MCB, 1P+N, 63A Curve C, 230V AC, 10 kA Breaking Capacity / 1243220 (2 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
5SY4563-7
from £ 39.40*
per piece
 
 piece
Siemens Sentron 5SY4 MCB, 1P, 1.6A Curve C, 230V AC, 10 kA Breaking Capacity / 6220064 (2 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
5SY4115-7
from £ 12.52*
per piece
 
 piece
Siemens Sentron 5SY4 MCB, 1P, 10A Curve B, 400V AC, 10 kA Breaking Capacity / 3831964 (3 offers) 
Standards: EN 60898; DIN VDE 0641; Part 11; IEC 60898. Siemens 5SY4 MCBs. The Siemens 5SY4 series are type C MCBs (miniature circuit breakers) rated at 400 V and provide a 10 kA breaking capacity. ...
Siemens
5SY4110-6
from £ 8.16*
per piece
 
 piece
Siemens Sentron 5SY4 MCB, 1P, 1A Curve D, 230V AC, 10 kA Breaking Capacity / 1243151 (2 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
5SY4101-8
from £ 16.90*
per piece
 
 piece
Siemens 5SY4120-6 circuit breaker Miniature circuit breaker 1 (3 offers) 
Miniature circuit breaker 230/400 V 10kA, 1-pole, B, 20 A, D=70 mm
Siemens
5SY41206
from £ 7.91*
per piece
 
 piece
Siemens Sentron 5SY4 MCB, 1P, 20A Curve C, 400V AC, 10 kA Breaking Capacity / 3832052 (3 offers) 
Standards: EN 60898; DIN VDE 0641; Part 11; IEC 60898. Siemens 5SY4 MCBs. The Siemens 5SY4 series are type C MCBs (miniature circuit breakers) rated at 400 V and provide a 10 kA breaking capacity. ...
Siemens
5SY4120-7
from £ 10.40*
per piece
 
 piece
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