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  Circuit Breakers (8,725 items)

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Circuit breaker; 230/400VAC; Inom: 20A; 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: 20A IP rating: IP20 Characteristics: C Cross section of con...
Eaton
AZ-4-C20
n/a
from £ 237.83*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 20A; 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: 20A IP rating: IP20 Characteristics: C Cross section of con...
Eaton
FAZT-C20/4
n/a
from £ 130.98*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 20A; 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: 20A IP rating: IP20 Characteristics: C Cross section of connect...
LS ELECTRIC
BKN 4P C20A
n/a
from £ 11.55*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 20A; 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: 20A IP rating: IP20 Characteristics: C Cross section of con...
Eaton
FAZ6-C20/4
n/a
from £ 32.79*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 20A; 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: 20A IP rating: IP20 Characteristics: C Cross section of connecting...
Siemens
5SY6420-7
n/a
from £ 53.63*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 20A; 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: 20A IP rating: IP20 Characteristics: C Cross section of connect...
LS ELECTRIC
BKJ63ND 4P C20
n/a
from £ 11.46*
per piece
 
 piece
Hager MCN420E electrical enclosure accessory (1 offer)
Hager
MCN420E
n/a
from £ 24.34*
per piece
 
 piece
ABB 2CDS254001R0204 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
2CDS254001R0204
n/a
from £ 25.75*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 20A; 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: 20A IP rating: IP20 Characteristics: D Cross section of connecting...
Siemens
5SY4420-8
n/a
from £ 77.66*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 20A; 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: 20A IP rating: IP20 Ch...
LOVATO Electric
P1MB4PD20
n/a
from £ 20.26*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 20A; Poles: 4; Charact: D; 10kA (1 offer) 
Manufacturer: HAGER Mounting: for DIN rail mounting Mechanical durability: 20000 cycles Rated voltage: 230/400V AC Operating temperature: -25...60°C Current rating: 20A IP rating: IP20 Characterist...
Hager
NDN420
n/a
from £ 58.10*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 20A; Poles: 4; Charact: D; 15kA (1 offer) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting Mechanical durability: 10000 cycles Rated voltage: 230/400V AC Current rating: 20A IP rating: IP20 Characteristics: D Cross section of c...
Eaton
FAZ-D20/4
n/a
from £ 59.83*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 20A; 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: 20A IP rating: IP20 Characteristics: D Cross section of connect...
LS ELECTRIC
BKN 4P D20A
n/a
from £ 13.65*
per piece
 
 piece
ABB S204-D20 circuit breaker Miniature circuit breaker 4 4 module(s) (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
S204-D20
n/a
from £ 32.17*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 20A; 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: 20A IP rating: IP20 Characteristics: D Cross section of con...
Eaton
FAZ6-D20/4
n/a
from £ 60.05*
per piece
 
 piece
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