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

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Siemens SENTRON 5SP3420 MCB, 4P, 20A, Type E / 2318321 (1 offer) 
Number of Poles = 4P Current Rating = 20A Tripping Characteristics = Type E Range = SENTRON Series = 5SP3420 Mounting Style = DIN Rail Mount Model Number = 5SP3420-3
Siemens
5SP3420-3
from £ 506.93*
per piece
 
 piece
100%
Siemens SENTRON 5SY4 MCB, 1P+N, 1.6A Curve C, 230V AC, 72V DC, 5 kA Breaking Capacity / 2096666 (2 offers) 
The Siemens SENTRON series miniature circuit breaker has a 1P+N pole and has a current breaking capacity of 10kA. In the event of an overload or short-circuit this miniature circuit breakers safely...
Siemens
5SY4515-7
from £ 23.61*
per piece
 
 piece
100%
Siemens SENTRON 5SP3740 MCB, 1P, 40A, Type E / 2318346 (1 offer) 
Number of Poles = 1P Current Rating = 40A Tripping Characteristics = Type E Range = SENTRON Series = 5SP3740 Mounting Style = DIN Rail Mount Model Number = 5SP3740-2KK01
Siemens
5SP3740-2KK02
from £ 112.41*
per piece
 
 piece
100%
Siemens SENTRON 5SP3440 MCB, 4P, 40A, Type E / 2318324 (1 offer) 
Number of Poles = 4P Current Rating = 40A Tripping Characteristics = Type E Range = SENTRON Series = 5SP3440 Mounting Style = DIN Rail Mount Model Number = 5SP3440-3
Siemens
5SP3440-3
from £ 534.48*
per piece
 
 piece
100%
Siemens
5SY4513-6
from £ 15.56*
per piece
 
 piece
100%
Siemens SENTRON 5SP3750 MCB, 1P, 50A, Type E / 2318350 (1 offer) 
Number of Poles = 1P Current Rating = 50A Tripping Characteristics = Type E Range = SENTRON Series = 5SP3750 Mounting Style = DIN Rail Mount Model Number = 5SP3750-2KK01
Siemens
5SP3750-2KK01
from £ 109.96*
per piece
 
 piece
100%
Siemens SENTRON 5SP3716 MCB, 1P, 16A, Type E / 2318328 (1 offer) 
Number of Poles = 1P Current Rating = 16A Tripping Characteristics = Type E Range = SENTRON Series = 5SP3716 Mounting Style = DIN Rail Mount Model Number = 5SP3716-2KK01
Siemens
5SP3716-2KK01
from £ 103.18*
per piece
 
 piece
100%
Siemens SENTRON 5SY4 MCB, 1P+N, 1A Curve D, 230V AC, 72V DC, 5 kA Breaking Capacity / 2128832 (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
5SY4501-8
from £ 32.64*
per piece
 
 piece
100%
Siemens SENTRON 5SP3750 MCB, 1P, 50A, Type E / 2318354 (1 offer) 
Number of Poles = 1P Current Rating = 50A Tripping Characteristics = Type E Range = SENTRON Series = 5SP3750 Mounting Style = DIN Rail Mount Model Number = 5SP3750-3
Siemens
5SP3750-3
from £ 107.52*
per piece
 
 piece
100%
Siemens SENTRON 5SP3716 MCB, 1P, 16A, Type E / 2318332 (1 offer) 
Number of Poles = 1P Current Rating = 16A Tripping Characteristics = Type E Range = SENTRON Series = 5SP3716 Mounting Style = DIN Rail Mount Model Number = 5SP3716-3
Siemens
5SP3716-3
from £ 96.95*
per piece
 
 piece
100%
Siemens SENTRON 5SY4 MCB, 1P+N, 3A Curve D, 230V AC, 72V DC, 10 kA Breaking Capacity / 2096601 (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
5SY4503-8
from £ 32.75*
per piece
 
 piece
100%
Siemens SENTRON 5SP3763 MCB, 1P, 63A, Type E / 2318357 (1 offer) 
Number of Poles = 1P Current Rating = 63A Tripping Characteristics = Type E Range = SENTRON Series = 5SP3763 Mounting Style = DIN Rail Mount Model Number = 5SP3763-2KK03
Siemens
5SP3763-2KK03
from £ 117.67*
per piece
 
 piece
100%
Siemens SENTRON 5SP3720 MCB, 1P, 20A, Type E / 2318335 (1 offer) 
Number of Poles = 1P Current Rating = 20A Tripping Characteristics = Type E Range = SENTRON Series = 5SP3720 Mounting Style = DIN Rail Mount Model Number = 5SP3720-2KK02
Siemens
5SP3720-2KK03
from £ 108.51*
per piece
 
 piece
100%
Siemens SENTRON 5SY4 MCB, 1P+N, 500mA Curve D, 230V AC, 72V DC, 5 kA Breaking Capacity / 2128833 (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
5SY4505-8
from £ 32.31*
per piece
 
 piece
100%
Siemens SENTRON 5SP3816 MCB, 3P, 16A, Type E / 2318360 (1 offer) 
Number of Poles = 3P Current Rating = 16A Tripping Characteristics = Type E Range = SENTRON Series = 5SP3816 Mounting Style = DIN Rail Mount Model Number = 5SP3816-3
Siemens
5SP3816-3
from £ 279.08*
per piece
 
 piece
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