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  Circuit Breakers (8,716 items)

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WAGO Kontakttechnik
787-1668/006-1000
from £ 243.14*
per piece
 
 piece
WAGO Kontakttechnik
787-1662/006-1000
from £ 101.73*
per piece
 
 piece
Undervoltage relase; 400VAC; for DIN rail mounting; IP40 (1 offer) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting Rated voltage: 400V AC IP rating: IP40 Related items: CKN6;CLS6;FAZ;PKNM;Z-MS;Z-TS Type of protection: undervoltage relase
Eaton
Z-USA/400
from £ 60.77*
per piece
 
 piece
Undervoltage relase; 230VAC; for DIN rail mounting; IP40; 0.4s (1 offer) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting Rated voltage: 230V AC IP rating: IP40 Related items: CKN6;CLS6;FAZ;PKNM;Z-MS;Z-TS Contact actuation delay: 0.4s Type of protection: und...
Eaton
Z-USD/230
from £ 57.93*
per piece
 
 piece
Undervoltage relase; 230VAC; for DIN rail mounting; IP40 (1 offer) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting Rated voltage: 230V AC IP rating: IP40 Related items: CKN6;CLS6;FAZ;PKNM;Z-MS;Z-TS Type of protection: undervoltage relase
Eaton
Z-USA/230
from £ 69.94*
per piece
 
 piece
Undervoltage relase; 115VAC; for DIN rail mounting; IP40; 0.4s (1 offer) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting Rated voltage: 115V AC IP rating: IP40 Related items: CKN6;CLS6;FAZ;PKNM;Z-MS;Z-TS Contact actuation delay: 0.4s Type of protection: und...
Eaton
Z-USD/115
from £ 63.55*
per piece
 
 piece
Undervoltage relase; 115VAC; for DIN rail mounting; IP40 (1 offer) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting Rated voltage: 115V AC IP rating: IP40 Related items: CKN6;CLS6;FAZ;PKNM;Z-MS;Z-TS Type of protection: undervoltage relase
Eaton
Z-USA/115
from £ 64.44*
per piece
 
 piece
Signalling contacts; for DIN rail mounting; IP20; BKN (1 offer) 
Manufacturer: LS ELECTRIC Mounting: for DIN rail mounting Operating temperature: -5...40°C IP rating: IP20 Manufacturer series: BKN Type of installation accessories: signalling contacts
LS ELECTRIC
BKN AL
from £ 7.42*
per piece
 
 piece
Siemens
8GB4683
from £ 3.24*
per piece
 
 piece
Siemens
5SY65327
from £ 20.75*
per piece
 
 piece
Siemens
5SY65256
from £ 13.39*
per piece
 
 piece
Siemens
5SY63206
from £ 29.60*
per piece
 
 piece
Siemens
5SY63017
from £ 44.11*
per piece
 
 piece
Siemens
5SY62636
from £ 41.25*
per piece
 
 piece
Siemens
5SY62137
from £ 25.64*
per piece
 
 piece
Siemens
5SY62136
from £ 19.53*
per piece
 
 piece
Siemens
5SY62117
from £ 27.10*
per piece
 
 piece
Siemens
5SY61636
from £ 14.68*
per piece
 
 piece
Siemens
5SY61407
from £ 13.87*
per piece
 
 piece
Siemens
5SY61106
from £ 7.09*
per piece
 
 piece
Siemens
5SY61066
from £ 8.33*
per piece
 
 piece
Siemens
5SY5202-7
from £ 67.61*
per piece
 
 piece
Siemens
5SY45635
from £ 52.98*
per piece
 
 piece
Siemens
5SY4513-6
from £ 14.31*
per piece
 
 piece
Siemens
5SY4432-7
from £ 63.33*
per piece
 
 piece
Siemens
5SY43255
from £ 52.99*
per piece
 
 piece
Siemens
5SY43167
from £ 35.62*
per piece
 
 piece
Siemens 5SY4306-6 circuit breaker Miniature circuit breaker 3 (2 offers) 
Miniature circuit breaker 400 V 10kA, 3-pole, B, 6 A, D=70 mm
Siemens
5SY43066
from £ 36.62*
per piece
 
 piece
Siemens 5SY4304-7 circuit breaker Miniature circuit breaker 3 (2 offers) 
Miniature circuit breaker 400 V 10kA, 3-pole, C, 4A, D=70 mm
Siemens
5SY43047
from £ 42.79*
per piece
 
 piece
Siemens 5SY4302-7 circuit breaker Miniature circuit breaker 3 (2 offers) 
Miniature circuit breaker 400 V 10kA, 3-pole, C, 2A, D=70 mm
Siemens
5SY43027
from £ 42.55*
per piece
 
 piece
Siemens 5SY4220-7 circuit breaker Miniature circuit breaker 2 (2 offers) 
Miniature circuit breaker 400 V 10kA, 2-pole, C, 20 A, D=70 mm
Siemens
5SY42207
from £ 26.39*
per piece
 
 piece
Siemens 5SY4216-7 circuit breaker Miniature circuit breaker 2 (3 offers) 
Miniature circuit breaker 400 V 10kA, 2-pole, C, 16A, D=70 mm
Siemens
5SY42167
from £ 30.39*
per piece
 
 piece
Siemens 5SY4216-6 circuit breaker Miniature circuit breaker 2 (2 offers) 
Miniature circuit breaker 400 V 10kA, 2-pole, B, 16A, D=70 mm
Siemens
5SY42166
from £ 21.08*
per piece
 
 piece
Siemens 5SY4210-8 circuit breaker Miniature circuit breaker 2 (3 offers) 
Miniature circuit breaker 400 V 10kA, 2-pole, D, 10A, D=70 mm
Siemens
5SY42108
from £ 36.83*
per piece
 
 piece
Siemens 5SY4210-7 circuit breaker Miniature circuit breaker 2 (3 offers) 
Miniature circuit breaker 400 V 10kA, 2-pole, C, 10A, D=70 mm
Siemens
5SY42107
from £ 26.55*
per piece
 
 piece
Siemens 5SY4210-6 circuit breaker Miniature circuit breaker 2 (2 offers) 
Miniature circuit breaker 400 V 10kA, 2-pole, B, 10A, D=70 mm
Siemens
5SY42106
from £ 21.29*
per piece
 
 piece
Siemens
5SY4206-8
from £ 46.40*
per piece
 
 piece
Siemens 5SY4206-7 circuit breaker Miniature circuit breaker 2 (3 offers) 
Miniature circuit breaker 400 V 10kA, 2-pole, C, 6 A, D=70 mm
Siemens
5SY42067
from £ 36.33*
per piece
 
 piece
Siemens 5SY4206-6 circuit breaker Miniature circuit breaker 2 (2 offers) 
Miniature circuit breaker 400 V 10kA, 2-pole, B, 6 A, D=70 mm
Siemens
5SY42066
from £ 24.70*
per piece
 
 piece
Siemens 5SY4204-7 circuit breaker Miniature circuit breaker 2 (3 offers) 
Miniature circuit breaker 400 V 10kA, 2-pole, C, 4A, D=70 mm
Siemens
5SY42047
from £ 31.62*
per piece
 
 piece
Siemens 5SY4203-7 circuit breaker Miniature circuit breaker 2 (2 offers) 
Miniature circuit breaker 400 V 10kA, 2-pole, C, 3 A, D=70 mm
Siemens
5SY42037
from £ 31.76*
per piece
 
 piece
Siemens 5SY4202-7 circuit breaker Miniature circuit breaker 2 (3 offers) 
Miniature circuit breaker 400 V 10kA, 2-pole, C, 2A, D=70 mm
Siemens
5SY42027
from £ 31.36*
per piece
 
 piece
Siemens
5SY42025
from £ 44.80*
per piece
 
 piece
Siemens 5SY4201-7 circuit breaker Miniature circuit breaker 2 (2 offers) 
Miniature circuit breaker 400 V 10kA, 2-pole, C, 1A, D=70 mm
Siemens
5SY42017
from £ 31.69*
per piece
 
 piece
Siemens 5SY4140-7 circuit breaker Miniature circuit breaker 1 (2 offers) 
Miniature circuit breaker 230/400 V 10kA, 1-pole, C, 40A, D=70 mm
Siemens
5SY41407
from £ 14.22*
per piece
 
 piece
Siemens 5SY4125-7 circuit breaker Miniature circuit breaker 1 (2 offers) 
Miniature circuit breaker 230/400 V 10kA, 1-pole, C, 25A, D=70 mm
Siemens
5SY41257
from £ 9.38*
per piece
 
 piece
Siemens 5SY4120-6 circuit breaker Miniature circuit breaker 1 (2 offers) 
Miniature circuit breaker 230/400 V 10kA, 1-pole, B, 20 A, D=70 mm
Siemens
5SY41206
from £ 7.29*
per piece
 
 piece
Siemens
5SY41166
from £ 7.50*
per piece
 
 piece
Siemens 5SY4116-8 circuit breaker Miniature circuit breaker 1 (2 offers) 
Miniature circuit breaker 230/400 V 10kA, 1-pole, D, 16A, D=70 mm
Siemens
5SY41168
from £ 13.17*
per piece
 
 piece
Siemens 5SY4113-7 circuit breaker Miniature circuit breaker 1 (2 offers) 
Miniature circuit breaker 230/400 V 10kA, 1-pole, C, 13 A, D=70 mm
Siemens
5SY41137
from £ 9.50*
per piece
 
 piece
Siemens 5SY4113-6 circuit breaker Miniature circuit breaker 1 (2 offers) 
Miniature circuit breaker 230/400 V 10kA, 1-pole, B, 13 A, D=70 mm
Siemens
5SY41136
from £ 7.39*
per piece
 
 piece
Siemens 5SY4108-7 circuit breaker Miniature circuit breaker 1 (2 offers) 
Miniature circuit breaker 230/400 V 10kA, 1-pole, C, 8A, D=70 mm
Siemens
5SY41087
from £ 11.51*
per piece
 
 piece
Siemens 5SY4106-8 circuit breaker Miniature circuit breaker 1 (2 offers) 
Miniature circuit breaker 230/400 V 10kA, 1-pole, D, 6 A, D=70 mm
Siemens
5SY41068
from £ 15.88*
per piece
 
 piece
Siemens
5SY4106-7
from £ 11.31*
per piece
 
 piece
Siemens 5SY4104-8 circuit breaker Miniature circuit breaker 1 (2 offers) 
Miniature circuit breaker 230/400 V 10kA, 1-pole, D, 4A, D=70 mm
Siemens
5SY41048
from £ 15.90*
per piece
 
 piece
Siemens
5SY4103-5
from £ 15.93*
per piece
 
 piece
Siemens
5ST3012
from £ 9.61*
per piece
 
 piece
Siemens
5ST3010
from £ 9.22*
per piece
 
 piece
Siemens
5SL66327
from £ 19.75*
per piece
 
 piece
Siemens
5SL6532-7
from £ 7.61*
per piece
 
 piece
Siemens
5SL65256
from £ 4.64*
per piece
 
 piece
Siemens
5SL65206
from £ 4.64*
per piece
 
 piece
Siemens
5SL6332-6
from £ 11.42*
per piece
 
 piece
Siemens
5SL6316-6
from £ 9.76*
per piece
 
 piece
Siemens
5SL6163-7
from £ 7.04*
per piece
 
 piece
Siemens
5SL6163-6
from £ 5.13*
per piece
 
 piece
Siemens
5SL6150-7
from £ 6.03*
per piece
 
 piece
Siemens
5SL6150-6
from £ 4.47*
per piece
 
 piece
Siemens
5SL6140-7
from £ 5.02*
per piece
 
 piece
Siemens
5SL6113-6
from £ 3.67*
per piece
 
 piece
Siemens
5SL61107
from £ 3.41*
per piece
 
 piece
Siemens
5SL6106-6
from £ 3.32*
per piece
 
 piece
Siemens
5SL6104-7
from £ 4.68*
per piece
 
 piece
Siemens
5SL4350-7
from £ 37.60*
per piece
 
 piece
Siemens
5SL4340-7
from £ 32.50*
per piece
 
 piece
Siemens
5SL4315-7
from £ 24.83*
per piece
 
 piece
Siemens
5SL4304-7
from £ 24.98*
per piece
 
 piece
Siemens
5SL4302-7
from £ 24.97*
per piece
 
 piece
Siemens
5SL42638
from £ 34.86*
per piece
 
 piece
Siemens
5SL4150-7
from £ 9.48*
per piece
 
 piece
Siemens
5SL4132-7
from £ 6.33*
per piece
 
 piece
Siemens
5SL4125-7
from £ 9.82*
per piece
 
 piece
Siemens
5SL4120-7
from £ 5.25*
per piece
 
 piece
Siemens
5SL4114-7
from £ 6.34*
per piece
 
 piece
Siemens
5SL4113-7
from £ 5.33*
per piece
 
 piece
Siemens
5SL4113-6
from £ 4.55*
per piece
 
 piece
Siemens
5SL4110-6
from £ 4.18*
per piece
 
 piece
Siemens
5SL4108-7
from £ 6.33*
per piece
 
 piece
Siemens
5SL41066
from £ 4.73*
per piece
 
 piece
Siemens
5SL4105-7
from £ 6.34*
per piece
 
 piece
Siemens
5SL4103-7
from £ 7.22*
per piece
 
 piece
Siemens
5SL4103-6
from £ 4.74*
per piece
 
 piece
Siemens
5SL4101-7
from £ 6.32*
per piece
 
 piece
Shunt release; for DIN rail mounting; Charact: C; IP40; 12÷60VDC (1 offer) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting IP rating: IP40 Operating voltage: 12...110V AC;12...60V DC Characteristics: C Related items: FAZ;PKNM;Z-MS;Z-TS Type of protection: shu...
Eaton
ZP-ASA/24
from £ 17.37*
per piece
 
 piece
Shunt release; for DIN rail mounting; Charact: C; IP40; 12÷60VDC (1 offer) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting IP rating: IP40 Operating voltage: 12...110V AC;12...60V DC Characteristics: C Related items: CKN6;CLS6;FAZ;PKNM;Z-MS;Z-TS Type of prote...
Eaton
Z-ASA/24
from £ 18.16*
per piece
 
 piece
Shunt release; for DIN rail mounting; Charact: C; IP40 (1 offer) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting IP rating: IP40 Operating voltage: 110...415V AC;110...220V DC Characteristics: C Related items: FAZ;PKNM;Z-MS;Z-TS Type of protection: ...
Eaton
ZP-ASA/230
from £ 16.36*
per piece
 
 piece
Shunt release; for DIN rail mounting; Charact: C; IP40 (1 offer) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting IP rating: IP40 Operating voltage: 110...415V AC;110...220V DC Characteristics: C Related items: CKN6;CLS6;FAZ;PKNM;Z-MS;Z-TS Type of pr...
Eaton
Z-ASA/230
from £ 17.78*
per piece
 
 piece
Schneider Electric
A9N18598
from £ 166.39*
per piece
 
 piece
Schneider Electric
A9F05113
from £ 7.50*
per piece
 
 piece
Schneider Electric
A9F04670
from £ 48.32*
per piece
 
 piece
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