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  Circuit Breakers (8,731 items)

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Circuit breaker; 230/400VAC; Inom: 40A; Poles: 2; Charact: C; 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: C Cross section of connecting...
2
Siemens
5SL4240-7
from £ 22.81*
per piece
Circuit breaker; 230/400VAC; Inom: 40A; Poles: 2; Charact: C; 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...
1
ETI
ETIMAT P10 2P C40
from £ 13.93*
per piece
Circuit breaker; 230/400VAC; Inom: 40A; Poles: 2; Charact: C; 10kA (2 offers) 
Manufacturer: LOVATO ELECTRIC Mounting: for DIN rail mounting Mechanical durability: 20000 cycles Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 40A IP rating: IP20 Ch...
2
LOVATO Electric
P1MB2PC40
from £ 13.32*
per piece
Circuit breaker; 230/400VAC; Inom: 40A; Poles: 2; Charact: C; 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...
1
ETI
ETIMAT 10 2P C40
from £ 11.85*
per piece
Circuit breaker; 230/400VAC; Inom: 40A; Poles: 2; Charact: C; 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: C Cross section of connecting...
3
Siemens
5SY4240-7
from £ 41.75*
per piece
Hager NCN240 electrical enclosure accessory (1 offer)
1
Hager
NCN240
from £ 27.86*
per piece
Circuit breaker; 230/400VAC; Inom: 40A; Poles: 2; Charact: C; 10kA (1 offer) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting Mechanical durability: 20000 cycles Rated voltage: 230/400V AC Operating temperature: -20...50°C Current rating: 40A IP rating: IP20 Ele...
1
Eaton
PLSM-C40/2-MW
from £ 29.02*
per piece
Eaton FAZ-C40/2 circuit breaker Miniature circuit breaker (2 offers)
2
Eaton
278764
from £ 23.84*
per piece
Circuit breaker; 230/400VAC; Inom: 40A; Poles: 2; Charact: C; 25kA (1 offer) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 40A IP rating: IP20 Characteristics: C Cross section of con...
1
Eaton
AZ-2-C40
from £ 133.51*
per piece
Circuit breaker; 230/400VAC; Inom: 40A; Poles: 2; Charact: C; 6kA (3 offers) 
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: C Cross section of con...
3
Eaton
FAZ6-C40/2
from £ 49.74*
per piece
Circuit breaker; 230/400VAC; Inom: 40A; Poles: 2; Charact: C; 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...
1
ETI
ETIMAT 6 2P C40
from £ 11.58*
per piece
Circuit breaker; 230/400VAC; Inom: 40A; Poles: 2; Charact: C; 6kA (1 offer) 
Manufacturer: LS ELECTRIC Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -5...40°C Current rating: 40A IP rating: IP20 Characteristics: C Cross section of connect...
1
LS ELECTRIC
BKJ63ND 2P C40
from £ 7.34*
per piece
Circuit breaker; 230/400VAC; Inom: 40A; Poles: 2; Charact: C; 6kA (1 offer) 
Manufacturer: EATON ELECTRIC 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 Ele...
1
Eaton
HN-C40/2
from £ 22.33*
per piece
ABB 2CDS252001R0404 circuit breaker Miniature circuit breaker (2 offers) 
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...
2
ABB
2CDS252001R0404
from £ 16.33*
per piece
Hager MCN240E electrical enclosure accessory (1 offer)
1
Hager
MCN240E
from £ 17.94*
per piece
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