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  Circuit Breakers (8,725 items)

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Circuit breaker; 230/400VAC; Inom: 4A; 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: 4A IP rating: IP20 Characteristics: A Cross section of connecting ...
Siemens
5SY4404-5
from £ 94.09*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 4A; Poles: 4; Charact: B; 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: 4A IP rating: IP20 Cha...
LOVATO Electric
P1MB4PB04
from £ 21.57*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 4A; Poles: 4; Charact: B; 15kA (1 offer) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting Mechanical durability: 10000 cycles Rated voltage: 230/400V AC Current rating: 4A IP rating: IP20 Characteristics: B Cross section of co...
Eaton
FAZ-B4/4
from £ 88.36*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 4A; Poles: 4; Charact: B; 25kA (1 offer) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...75°C Current rating: 4A IP rating: IP20 Characteristics: B Cross section of conn...
Eaton
FAZT-B4/4
from £ 114.33*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 4A; 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: 4A IP rating: IP20 Characteristics: B Cross section of connecti...
LS ELECTRIC
BKJ63ND 4P B4
from £ 11.98*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 4A; 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: 4A IP rating: IP20 Characteristics: B Cross section of conn...
Eaton
FAZ6-B4/4
from £ 61.78*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 4A; 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: 4A IP rating: IP20 Characteristics: B Cross section of connecti...
LS ELECTRIC
BKN 4P B4A
from £ 12.35*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 4A; Poles: 4; Charact: B; 6kA (1 offer) 
Manufacturer: ABB Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 4A IP rating: IP20 Electrical life: 20000 cycles Characteristics: B Cr...
ABB
2CDS254001R0045
from £ 29.62*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 4A; Poles: 4; Charact: C; 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: 4A IP rating: IP20 Cha...
LOVATO Electric
P1MB4PC04
from £ 24.18*
per piece
 
 piece
Hager
NCN404
from £ 87.16*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 4A; 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: 4A IP rating: IP20 Characteristics: C Cross section of connecting ...
Siemens
5SY4404-7
from £ 65.19*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 4A; Poles: 4; Charact: C; 15kA (1 offer) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting Mechanical durability: 10000 cycles Rated voltage: 230/400V AC Current rating: 4A IP rating: IP20 Characteristics: C Cross section of co...
Eaton
FAZ-C4/4
from £ 59.25*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 4A; Poles: 4; Charact: C; 25kA (1 offer) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...75°C Current rating: 4A IP rating: IP20 Characteristics: C Cross section of conn...
Eaton
FAZT-C4/4
from £ 77.51*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 4A; Poles: 4; Charact: C; 6kA (3 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 4A IP rating: IP20 Characteristics: C Cross section of connecting ...
Siemens
5SY6404-7
from £ 64.17*
per piece
 
 piece
Hager
MCN404E
from £ 42.65*
per piece
 
 piece
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