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  Circuit Breakers (8,730 items)

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Circuit breaker; 230/400VAC; Inom: 50A; Poles: 3; Charact: D; 10kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 50A IP rating: IP20 Characteristics: D Cross section of connecting...
2
Siemens
5SL4350-8
from £ 45.44*
per piece
Circuit breaker; 230/400VAC; Inom: 50A; Poles: 3; Charact: D; 25kA (1 offer) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 50A IP rating: IP20 Characteristics: D Cross section of con...
1
Eaton
AZ-3-D50
from £ 180.53*
per piece
Circuit breaker; 230/400VAC; Inom: 50A; Poles: 3; Charact: D; 6kA (1 offer) 
Manufacturer: LS ELECTRIC Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -5...40°C Current rating: 50A IP rating: IP20 Characteristics: D Cross section of connect...
1
LS ELECTRIC
BKN 3P D50A
from £ 16.92*
per piece
Circuit breaker; 230/400VAC; Inom: 50A; Poles: 3; 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: 50A IP rating: IP20 Characte...
1
ETI
ETIMAT 6 3P D50
from £ 32.13*
per piece
Circuit breaker; 230/400VAC; Inom: 50A; Poles: 3; Charact: D; 6kA (1 offer) 
Manufacturer: LS ELECTRIC Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -5...40°C Current rating: 50A IP rating: IP20 Characteristics: D Cross section of connect...
1
LS ELECTRIC
BKJ63ND 3P D50
from £ 15.95*
per piece
ABB S203-D50 circuit breaker Miniature circuit breaker Type D 3 (4 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...
4
ABB
S203-D50
from £ 32.09*
per piece
Circuit breaker; 230/400VAC; Inom: 50A; Poles: 3; Charact: D; 6kA (3 offers) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...75°C Current rating: 50A IP rating: IP20 Characteristics: D Cross section of con...
3
Eaton
FAZ6-D50/3
from £ 94.61*
per piece
Circuit breaker; 230/400VAC; Inom: 50A; Poles: 3; 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: 50A IP rating: IP20 Characte...
1
ETI
ETIMAT 10 3P D50 6KA
from £ 43.04*
per piece
Circuit breaker; 230/400VAC; Inom: 50A; Poles: 3; Charact: K; 15kA (1 offer) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting Mechanical durability: 10000 cycles Rated voltage: 230/400V AC Current rating: 50A IP rating: IP20 Characteristics: K Cross section of c...
1
Eaton
FAZ-K50/3
from £ 71.17*
per piece
Circuit breaker; 230/400VAC; Inom: 50A; Poles: 3; Charact: K; 6kA (3 offers) 
Manufacturer: ABB Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 50A IP rating: IP20 Electrical life: 20000 cycles Characteristics: K C...
3
ABB
2CDS253001R0577
from £ 42.60*
per piece
Circuit breaker; 230/400VAC; Inom: 50A; Poles: 3; Charact: Z; 10kA (1 offer) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting Mechanical durability: 10000 cycles Rated voltage: 230/400V AC Current rating: 50A IP rating: IP20 Characteristics: Z Cross section of c...
1
Eaton
FAZ-Z50/3
from £ 71.03*
per piece
Schneider Electric IC60L (1 offer)
1
Schneider Electric
A9F92350
from £ 201.40*
per piece
Circuit breaker; 230/400VAC; Inom: 50A; Poles: 4; Charact: A; 10kA (1 offer) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 50A IP rating: IP20 Characteristics: A Cross section of connecting...
1
Siemens
5SY4450-5
from £ 140.38*
per piece
Circuit breaker; 230/400VAC; Inom: 50A; Poles: 4; Charact: B; 10kA (3 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 50A IP rating: IP20 Characteristics: B Cross section of connecting...
3
Siemens
5SY4450-6
from £ 77.58*
per piece
Hager NBN450 electrical enclosure accessory (1 offer)
1
Hager
NBN450
from £ 64.28*
per piece
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