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  Circuit Breakers (8,736 items)

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Circuit breaker; 230/400VAC; Inom: 50A; Poles: 4; 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: 50A IP rating: IP20 Characteristics: C Cross section of con...
Eaton
AZ-4-C50
from £ 236.91*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 50A; Poles: 4; Charact: C; 6kA (1 offer) 
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: C Cross section of con...
Eaton
FAZ6-C50/4
from £ 134.87*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 50A; Poles: 4; Charact: C; 6kA (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: C Cross section of connecting...
Siemens
5SY6450-7
from £ 98.50*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 50A; Poles: 4; 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: 50A IP rating: IP20 Characteristics: C Cross section of connect...
LS ELECTRIC
BKN 4P C50A
from £ 17.51*
per piece
 
 piece
ABB 2CDS254001R0504 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...
ABB
2CDS254001R0504
from £ 45.88*
per piece
 
 piece
Hager
MCN450E
from £ 40.38*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 50A; Poles: 4; 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: 50A IP rating: IP20 Characteristics: C Cross section of connect...
LS ELECTRIC
BKJ63ND 4P C50
from £ 16.51*
per piece
 
 piece
Hager
NDN450
from £ 70.07*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 50A; Poles: 4; Charact: D; 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: D Cross section of connecting...
Siemens
5SY4450-8
from £ 140.63*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 50A; Poles: 4; Charact: D; 10kA (1 offer) 
Manufacturer: LOVATO ELECTRIC Mounting: for DIN rail mounting Mechanical durability: 20000 cycles Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 50A IP rating: IP20 Ch...
LOVATO Electric
P1MB4PD50
from £ 36.41*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 50A; Poles: 4; 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...
LS ELECTRIC
BKN 4P D50A
from £ 18.69*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 50A; Poles: 4; 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...
LS ELECTRIC
BKJ63ND 4P D50
from £ 18.48*
per piece
 
 piece
ABB S204-D50 circuit breaker Miniature circuit breaker 4 4 module(s) (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
S204-D50
from £ 44.18*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 50A; Poles: 4; 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: 50A IP rating: IP20 Characteristics: D Cross section of con...
Eaton
FAZ6-D50/4
from £ 166.95*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 50A; Poles: 4; 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...
Eaton
FAZ-K50/4
from £ 120.43*
per piece
 
 piece
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