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  Circuit Breakers (8,736 items)

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Circuit breaker; 230/400VAC; Inom: 40A; Poles: 1+N; Charact: D; 10kA (1 offer) 
Manufacturer: ETI POLAM Mounting: for DIN rail mounting Mechanical durability: 20000 cycles Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 40A IP rating: IP20 Characte...
ETI
ETIMAT 10 1P+N D40
from £ 13.55*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 40A; Poles: 1+N; Charact: D; 6kA (1 offer) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...75°C Current rating: 40A IP rating: IP20 Characteristics: D Cross section of con...
Eaton
FAZ6-D40/1N
from £ 16.82*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 40A; Poles: 1+N; Charact: D; 6kA (1 offer) 
Manufacturer: ETI POLAM Mounting: for DIN rail mounting Mechanical durability: 20000 cycles Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 40A IP rating: IP20 Characte...
ETI
ETIMAT 6 1P+N D40
from £ 10.51*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 40A; Poles: 1; Charact: A; 10kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 40A IP rating: IP20 Characteristics: A Cross section of connecting...
Siemens
5SY4140-5
from £ 21.27*
per piece
 
 piece
ABB 2CDS271001R0405 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
2CDS271001R0405
from £ 8.99*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 40A; Poles: 1; Charact: B; 10kA (1 offer) 
Manufacturer: HONGFA RELAY Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -30...70°C Current rating: 40A IP rating: IP20 Characteristics: B Cross section of conne...
HONGFA RELAY
UEB6-63H/B401
from £ 3.44*
per piece
 
 piece
Hager
NBN140
from £ 11.37*
per piece
 
 piece
ABB S201P-B40 circuit breaker Miniature circuit breaker 1 1 module(s) (1 offer) 
System pro M compact S200P miniature circuit breakers are current limiting. They have two different tripping mechanisms, the delayed thermal tripping mechanism for overload protection and the elect...
ABB
S201P-B40
from £ 18.50*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 40A; Poles: 1; Charact: B; 10kA (3 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 40A IP rating: IP20 Characteristics: B Cross section of connecting...
Siemens
5SY4140-6
from £ 12.06*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 40A; Poles: 1; Charact: B; 10kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 40A IP rating: IP20 Characteristics: B Cross section of connecting...
Siemens
5SL4140-6
from £ 7.15*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 40A; Poles: 1; Charact: B; 10kA (1 offer) 
Manufacturer: ETI POLAM Mounting: for DIN rail mounting Mechanical durability: 20000 cycles Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 40A IP rating: IP20 Characte...
ETI
ETIMAT P10 1P B40
from £ 5.39*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 40A; Poles: 1; Charact: B; 10kA (1 offer) 
Manufacturer: ETI POLAM Mounting: for DIN rail mounting Mechanical durability: 20000 cycles Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 40A IP rating: IP20 Characte...
ETI
ETIMAT 10 1P B40
from £ 4.63*
per piece
 
 piece
Eaton
278539
from £ 11.76*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 40A; Poles: 1; Charact: B; 4.5kA (1 offer) 
Manufacturer: HONGFA RELAY Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -30...70°C Current rating: 40A IP rating: IP20 Characteristics: B Cross section of conne...
HONGFA RELAY
UEB6-63L/B401
from £ 2.06*
per piece
 
 piece
Hager
MBS140
from £ 6.10*
per piece
 
 piece
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