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  Circuit Breakers (8,715 items)

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Circuit breaker; 400VAC; Inom: 40A; Poles: 3; Charact: D; 6kA; IP20 (1 offer) 
Manufacturer: LEGRAND Mounting: for DIN rail mounting Mechanical durability: 20000 cycles Rated voltage: 400V AC Operating temperature: -25...70°C Current rating: 40A IP rating: IP20 Electrical lif...
Legrand
S 303 D40 DX
from £ 35.76*
per piece
 
 piece
Schneider Electric
A9F05340
from £ 23.59*
per piece
 
 piece
Circuit breaker; 400VAC; Inom: 40A; Poles: 3; Charact: D; 6kA; IP20 (1 offer) 
Manufacturer: LEGRAND Mounting: for DIN rail mounting Mechanical durability: 20000 cycles Rated voltage: 400V AC Operating temperature: -25...70°C Current rating: 40A IP rating: IP20 Electrical lif...
Legrand
S 303 D40 TX
from £ 27.08*
per piece
 
 piece
ABB 2CDS253001R0558 circuit breaker Miniature circuit breaker (1 offer) 
System pro M compact S200 miniature circuit breakers are current limiting. They have two different tripping mechanisms, the delayed thermal tripping mechanism for overload protection and the electr...
ABB
2CDS253001R0558
from £ 36.87*
per piece
 
 piece
ABB S403M-B40 circuit breaker Miniature circuit breaker 3 (2 offers) 
SMISSLINE TP S400M are a current limiting miniature circuit breakers. They have two different tripping mechanisms, the delayed thermal tripping mechanism for overload protection and the electromech...
ABB
2CCS573001R0405
from £ 90.74*
per piece
 
 piece
ABB 2CCS573001R0401 circuit breaker Miniature circuit breaker (1 offer) 
S403M-D40 Miniature Circuit Breaker 3 Poles D Characteristic 40A 10000 ~230/400V
ABB
2CCS573001R0401
from £ 134.60*
per piece
 
 piece
Schneider Electric
A9F06440
from £ 35.93*
per piece
 
 piece
Circuit breaker; 400VAC; Inom: 40A; Poles: 4; Charact: B; 10kA; IP20 (1 offer) 
Manufacturer: LEGRAND Mounting: for DIN rail mounting Mechanical durability: 20000 cycles Rated voltage: 400V AC Operating temperature: -25...70°C Current rating: 40A IP rating: IP20 Electrical lif...
Legrand
S 314 B40 DX
from £ 70.06*
per piece
 
 piece
Circuit breaker; 400VAC; Inom: 40A; Poles: 4; Charact: B; 10kA; IP20 (1 offer) 
Manufacturer: LEGRAND Mounting: for DIN rail mounting Mechanical durability: 20000 cycles Rated voltage: 400V AC Operating temperature: -25...70°C Current rating: 40A IP rating: IP20 Electrical lif...
Legrand
S 314 B40 TX
from £ 66.56*
per piece
 
 piece
ABB 2CDS274001R0405 circuit breaker Miniature circuit breaker (3 offers) 
System pro M compact S200M miniature circuit breakers are current limiting. They have two different tripping mechanisms, the delayed thermal tripping mechanism for overload protection and the elect...
ABB
2CDS274001R0405
from £ 41.92*
per piece
 
 piece
Circuit breaker; 400VAC; Inom: 40A; Poles: 4; Charact: B; 6kA; IP20 (1 offer) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Mechanical durability: 20000 cycles Rated voltage: 400V AC Operating temperature: -25...45°C Current rating: 40A IP rating: IP20 Characteristic...
Siemens
5SL6440-6
from £ 19.58*
per piece
 
 piece
Schneider Electric
A9F03440
from £ 29.87*
per piece
 
 piece
Circuit breaker; 400VAC; Inom: 40A; Poles: 4; Charact: B; 6kA; IP20 (1 offer) 
Manufacturer: LEGRAND Mounting: for DIN rail mounting Mechanical durability: 20000 cycles Rated voltage: 400V AC Operating temperature: -25...70°C Current rating: 40A IP rating: IP20 Electrical lif...
Legrand
S 304 B40 DX
from £ 37.73*
per piece
 
 piece
Circuit breaker; 400VAC; Inom: 40A; Poles: 4; Charact: B; 6kA; IP20 (1 offer) 
Manufacturer: LEGRAND Mounting: for DIN rail mounting Mechanical durability: 20000 cycles Rated voltage: 400V AC Operating temperature: -25...70°C Current rating: 40A IP rating: IP20 Electrical lif...
Legrand
S 304 B40 TX
from £ 30.20*
per piece
 
 piece
Circuit breaker; 400VAC; Inom: 40A; Poles: 4; Charact: C; 10kA; IP20 (1 offer) 
Manufacturer: LEGRAND Mounting: for DIN rail mounting Mechanical durability: 20000 cycles Rated voltage: 400V AC Operating temperature: -25...70°C Current rating: 40A IP rating: IP20 Electrical lif...
Legrand
S 314 C40 DX
from £ 72.83*
per piece
 
 piece
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