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  MCBs (3,221 items)

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Siemens Sentron 5SY4 MCB, 3P, 300mA Curve C, 400V AC, 10 kA Breaking Capacity / 6220121 (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
5SY4314-7
from £ 45.92*
per 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
Siemens Sentron 5SY4 MCB, 3P, 1.6A Curve C, 400V AC, 10 kA Breaking Capacity / 6220137 (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
5SY4315-7
from £ 45.72*
per 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
Siemens Sentron 5SY4 MCB, 3P, 16A Curve B, 400V AC, 10 kA Breaking Capacity / 3832074 (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
5SY4316-6
from £ 31.50*
per piece
Siemens 5SY41 5SY MCB Mini Circuit Breaker, 3P, 16A, Type A, 400V AC, 60V DC, 10 kA Breaking Capacity / 2669596 (2 offers) 
Number of Poles = 3P Current Rating = 16A Tripping Characteristics = Type A Rated AC Voltage = 400V Rated DC Voltage = 60V Breaking Capacity at Maximum Voltage Rating = 10 kA Range = 5SY41 Series =...
Siemens
5SY43165
from £ 56.51*
per piece
Siemens SENTRON 5SY MCB, 3P, 20A, Type A / 2322300 (2 offers) 
Number of Poles = 3P Current Rating = 20A Tripping Characteristics = Type A Range = SENTRON Series = 5SY Mounting Style = DIN Rail Mount Better World Product = Yes
Siemens
5SY4320-5
from £ 56.42*
per piece
Siemens Sentron 5SY4 MCB, 3P, 20A Curve B, 400V AC, 10 kA Breaking Capacity / 3832080 (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
5SY4320-6
from £ 41.18*
per piece
Siemens Sentron 5SY4 MCB, 3P, 20A Curve C, 400V AC, 10 kA Breaking Capacity / 3832131 (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
5SY4320-7
from £ 37.87*
per piece
Siemens Sentron 5SY4 MCB, 3P, 25A Curve C, 400V AC, 10 kA Breaking Capacity / 3832147 (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
5SY4325-7
from £ 38.29*
per piece
Siemens 5SY4325-5 circuit breaker Miniature circuit breaker Type A 3 (2 offers)
Siemens
5SY43255
from £ 55.82*
per piece
Siemens Sentron 5SY4 MCB, 3P, 32A Curve C, 400V AC, 10 kA Breaking Capacity / 3832153 (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
5SY4332-7
from £ 44.67*
per piece
Siemens Sentron 5SY4 MCB, 3P, 40A Curve B, 400V AC, 10 kA Breaking Capacity / 1243176 (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
5SY4340-6
from £ 46.61*
per piece
Siemens Sentron 5SY4 MCB, 3P, 50A Curve B, 400V AC, 10 kA Breaking Capacity / 1243178 (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
5SY4350-6
from £ 57.44*
per piece
Siemens Sentron 5SY4 MCB, 3P, 63A Curve B, 400V AC, 10 kA Breaking Capacity / 1243181 (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
5SY4363-6
from £ 64.33*
per piece
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