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  Circuit Breakers (8,731 items)

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Circuit breaker; 230/400VAC; Inom: 63A; Poles: 4; 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: 63A IP rating: IP20 Characteristics: B Cross section of connect...
LS ELECTRIC
BKN 4P B63A
from £ 17.57*
per piece
from £ 17.57*
per piece
Circuit breaker; 230/400VAC; Inom: 63A; Poles: 4; 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: 63A IP rating: IP20 Characteristics: B Cross section of connect...
LS ELECTRIC
BKJ63ND 4P B63
from £ 18.17*
per piece
from £ 18.17*
per piece
Circuit breaker; 230/400VAC; Inom: 63A; Poles: 4; Charact: B; 6kA (3 offers) 
Manufacturer: ABB Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 63A IP rating: IP20 Electrical life: 20000 cycles Characteristics: B C...
ABB
2CDS254001R0635
from £ 41.72*
per piece
from £ 41.72*
per piece
Circuit breaker; 230/400VAC; Inom: 63A; Poles: 4; 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: 63A IP rating: IP20 Characteristics: B Cross section of con...
Eaton
FAZ6-B63/4
from £ 155.73*
per piece
from £ 155.73*
per piece
Hager MBN463E electrical enclosure accessory (1 offer)
Hager
MBN463E
from £ 53.15*
per piece
from £ 53.15*
per piece
Circuit breaker; 230/400VAC; Inom: 63A; Poles: 4; Charact: B; 6kA (1 offer) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 63A IP rating: IP20 Characteristics: B Cross section of connecting...
Siemens
5SY6463-6
from £ 85.84*
per piece
from £ 85.84*
per piece
Schneider Electric C120N (2 offers)
Schneider Electric
A9N18371
from £ 105.40*
per piece
from £ 105.40*
per piece
Hager NCN463 circuit breaker Miniature circuit breaker 4 (1 offer)
Hager
NCN463
from £ 56.87*
per piece
from £ 56.87*
per piece
Circuit breaker; 230/400VAC; Inom: 63A; Poles: 4; 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: 63A IP rating: IP20 Ch...
LOVATO Electric
P1MB4PC63
from £ 39.12*
per piece
from £ 39.12*
per piece
Circuit breaker; 230/400VAC; Inom: 63A; Poles: 4; Charact: C; 10kA (3 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 63A IP rating: IP20 Characteristics: C Cross section of connecting...
Siemens
5SY4463-7
from £ 115.84*
per piece
from £ 115.84*
per piece
Circuit breaker; 230/400VAC; Inom: 63A; Poles: 4; Charact: C; 10kA (1 offer) 
Manufacturer: LS ELECTRIC Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -5...40°C Current rating: 63A IP rating: IP20 Characteristics: C Cross section of connect...
LS ELECTRIC
BKH 4P C63A
from £ 50.94*
per piece
from £ 50.94*
per piece
Circuit breaker; 230/400VAC; Inom: 63A; Poles: 4; Charact: C; 15kA (2 offers) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting Mechanical durability: 10000 cycles Rated voltage: 230/400V AC Current rating: 63A IP rating: IP20 Characteristics: C Cross section of c...
Eaton
FAZ-C63/4
from £ 82.40*
per piece
from £ 82.40*
per piece
Circuit breaker; 230/400VAC; Inom: 63A; 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: 63A IP rating: IP20 Characteristics: C Cross section of con...
Eaton
AZ-4-C63
from £ 289.17*
per piece
from £ 289.17*
per piece
Circuit breaker; 230/400VAC; Inom: 63A; 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: 63A IP rating: IP20 Characteristics: C Cross section of connect...
LS ELECTRIC
BKJ63ND 4P C63
from £ 18.22*
per piece
from £ 18.22*
per piece
Circuit breaker; 230/400VAC; Inom: 63A; 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: 63A IP rating: IP20 Characteristics: C Cross section of connecting...
Siemens
5SY6463-7
from £ 112.42*
per piece
from £ 112.42*
per piece
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