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  Circuit Breakers (8,731 items)

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Circuit breaker; 230/400VAC; Inom: 50A; Poles: 3; Charact: B; 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: 50A IP rating: IP20 Ele...
Eaton
HN-B50/3
from £ 46.49*
per piece
Hager MBS350 circuit breaker Type B 3 3 module(s) (1 offer)
Hager
MBS350
from £ 28.80*
per piece
Circuit breaker; 230/400VAC; Inom: 50A; Poles: 3; Charact: B; 6kA (2 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: B Cross section of con...
Eaton
FAZ6-B50/3
from £ 88.95*
per piece
Circuit breaker; 230/400VAC; Inom: 50A; Poles: 3; Charact: B; 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: B Cross section of connect...
LS ELECTRIC
BKN 3P B50A
from £ 12.21*
per piece
Circuit breaker; 230/400VAC; Inom: 50A; Poles: 3; Charact: B; 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...
ETI
ETIMAT 6 3P B50
from £ 21.47*
per piece
Circuit breaker; 230/400VAC; Inom: 50A; Poles: 3; Charact: B; 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: B Cross section of connect...
LS ELECTRIC
BKJ63ND 3P B50
from £ 13.12*
per piece
ABB 2CDS253001R0505 circuit breaker Miniature circuit breaker (3 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
2CDS253001R0505
from £ 28.72*
per piece
Circuit breaker; 230/400VAC; Inom: 50A; Poles: 3; Charact: B; 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...
ETI
ETIMAT 10 3P B50 6KA
from £ 25.90*
per piece
Hager MBN350E electrical enclosure accessory (1 offer)
Hager
MBN350E
from £ 29.95*
per piece
Circuit breaker; 230/400VAC; Inom: 50A; Poles: 3; 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: 50A IP rating: IP20 Characte...
ETI
ETIMAT P10 3P C50
from £ 25.13*
per piece
Circuit breaker; 230/400VAC; Inom: 50A; Poles: 3; Charact: C; 10kA (2 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: C Cross section of connecting...
Siemens
5SY4350-7
from £ 68.76*
per piece
Siemens 5SL4350-7 circuit breaker Miniature circuit breaker 3 (2 offers)
Siemens
5SL4350-7
from £ 40.32*
per piece
Circuit breaker; 230/400VAC; Inom: 50A; Poles: 3; 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: 50A IP rating: IP20 Ch...
LOVATO Electric
P1MB3PC50
from £ 22.05*
per piece
Hager NCN350 electrical enclosure accessory (1 offer)
Hager
NCN350
from £ 42.95*
per piece
Circuit breaker; 230/400VAC; Inom: 50A; Poles: 3; Charact: C; 15kA (2 offers) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting Mechanical durability: 10000 cycles Rated voltage: 230/400V AC Current rating: 50A IP rating: IP20 Characteristics: C Cross section of c...
Eaton
FAZ-C50/3
from £ 48.09*
per piece
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