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  Circuit Breakers (8,736 items)

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Circuit breaker; 400VAC; Inom: 20A; Poles: 1+N; Charact: C; 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: 20A IP rating: IP20 Electrical lif...
Legrand
S 301N C20 DX
from £ 15.92*
per piece
 
 piece
Circuit breaker; 400VAC; Inom: 20A; Poles: 1+N; Charact: C; 6kA; IP20 (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Mechanical durability: 20000 cycles Rated voltage: 400V AC Operating temperature: -25...45°C Current rating: 20A IP rating: IP20 Characteristic...
Siemens
5SL6520-7
from £ 6.89*
per piece
 
 piece
Legrand 4 089 43 circuit breaker 2 (1 offer) 
Conform to IEC 60898-1 Compatible with prong-type and fork type supply busbars (except 80 A, 100 A and 125 A MCBs) Breaking capacity 10000 - IEC 60898-1 - 400 V~ 16 kA - IEC 60947-2 - 400 V~ Can be...
Legrand
4 089 43
from £ 33.07*
per piece
 
 piece
Schneider Electric
A9F06220
from £ 19.45*
per piece
 
 piece
Circuit breaker; 400VAC; Inom: 20A; Poles: 2; 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: 20A IP rating: IP20 Electrical lif...
Legrand
S 312 B20 TX
from £ 30.84*
per piece
 
 piece
ABB 2CDS272001R0205 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
2CDS272001R0205
from £ 18.29*
per piece
 
 piece
Legrand
407510
from £ 18.08*
per piece
 
 piece
Circuit breaker; 400VAC; Inom: 20A; Poles: 2; Charact: B; 6kA; IP20 (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Mechanical durability: 20000 cycles Rated voltage: 400V AC Operating temperature: -25...45°C Current rating: 20A IP rating: IP20 Characteristic...
Siemens
5SL6220-6
from £ 7.32*
per piece
 
 piece
Schneider Electric
A9F03220
from £ 10.35*
per piece
 
 piece
Circuit breaker; 400VAC; Inom: 20A; Poles: 2; 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: 20A IP rating: IP20 Electrical lif...
Legrand
S 302 B20 TX
from £ 12.93*
per piece
 
 piece
Schneider Electric
A9F07220
from £ 19.21*
per piece
 
 piece
ABB 2CDS272001R0204 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
2CDS272001R0204
from £ 21.97*
per piece
 
 piece
Circuit breaker; 400VAC; Inom: 20A; Poles: 2; 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: 20A IP rating: IP20 Electrical lif...
Legrand
S 312 C20 TX
from £ 32.59*
per piece
 
 piece
Legrand
409203
from £ 34.82*
per piece
 
 piece
Circuit breaker; 400VAC; Inom: 20A; Poles: 2; Charact: C; 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: 20A IP rating: IP20 Characteristic...
Siemens
5SL6220-7
from £ 9.89*
per piece
 
 piece
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