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  Circuit Breakers (8,731 items)

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Circuit breaker; 230/400VAC; Inom: 20A; Poles: 1; 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: 20A IP rating: IP20 Ele...
Eaton
HN-B20/1
from £ 3.85*
per piece
from £ 3.85*
per piece
 
 piece
Hager
MBS120
from £ 3.69*
per piece
from £ 3.69*
per piece
 
 piece
ABB S 201-B 20 circuit breaker (4 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
2CDS251001R0205
from £ 3.83*
per piece
from £ 3.83*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 20A; Poles: 1; 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: 20A IP rating: IP20 Characteristics: B Cross section of connect...
LS ELECTRIC
BKN 1P B20A
from £ 2.14*
per piece
from £ 2.14*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 20A; Poles: 1; 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: 20A IP rating: IP20 Characteristics: B Cross section of connect...
LS ELECTRIC
BKJ63ND 1P B20
from £ 2.27*
per piece
from £ 2.27*
per piece
 
 piece
ABB 2CDS271001R0204 circuit breaker Miniature circuit breaker (3 offers) 
System pro M compact S200M miniature circuit breakers are current limiting. They have two different tripping mechanisms, the delayed thermal tripping mechanism for overload protection and the elect...
ABB
2CDS271001R0204
from £ 9.34*
per piece
from £ 9.34*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 20A; Poles: 1; Charact: C; 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: C Cross section of connecting...
Siemens
5SY4120-7
from £ 10.31*
per piece
from £ 10.31*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 20A; Poles: 1; 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: 20A IP rating: IP20 Characte...
ETI
ETIMAT P10 1P C20
from £ 3.71*
per piece
from £ 3.71*
per piece
 
 piece
Hager
NCN120
from £ 9.38*
per piece
from £ 9.38*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 20A; Poles: 1; 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: 20A IP rating: IP20 Characte...
ETI
ETIMAT 10 1P C20
from £ 3.83*
per piece
from £ 3.83*
per piece
 
 piece
Siemens
5SL4120-7
from £ 5.76*
per piece
from £ 5.76*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 20A; Poles: 1; Charact: C; 10kA (1 offer) 
Manufacturer: HONGFA RELAY Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -30...70°C Current rating: 20A IP rating: IP20 Characteristics: C Cross section of conne...
HONGFA RELAY
UEB6-63H/C201
from £ 2.35*
per piece
from £ 2.35*
per piece
 
 piece
Eaton
278562
from £ 8.61*
per piece
from £ 8.61*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 20A; Poles: 1; 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-C20
from £ 67.11*
per piece
from £ 67.11*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 20A; Poles: 1; 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-C20/1
from £ 18.65*
per piece
from £ 18.65*
per piece
 
 piece
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