Circuit Breakers

 Circuit Breakers
Circuit breakers are in stock with same-day shipping at Mouser from leading manufacturers. Mouser is an authorized distributor for many circuit breaker manufacturers including ABB, Carling Technologies, Eaton, E-T-A Circuit Breakers, Phoenix Contact, Sensata, Schurter, Siemens, TE Connectivity & more.
More...


Please view our large selection of circuit breakers below.

Results: 151,463
Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Series Product Type Current Rating Voltage Rating AC Voltage Rating DC Number of Poles Actuator Minimum Operating Temperature Maximum Operating Temperature Illuminated Packaging
AIRPAX Circuit Breakers CIRCUIT BREAKER 1In Stock
Min.: 1
Mult.: 1
IEL Circuit Breakers Hydraulic Magnetic 5 A 1 Pole - 40 C + 85 C Non-Illuminated


AIRPAX Circuit Breakers Cir Brkr Hyd Mag 3In Stock
Min.: 1
Mult.: 1
IAL/IDL/IML/IUL Circuit Breakers Hydraulic Magnetic 2 Pole - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 2In Stock
Min.: 1
Mult.: 1
IEL Circuit Breakers Hydraulic Magnetic 10 A 1 Pole - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr,HydMag 5In Stock
Min.: 1
Mult.: 1
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 1In Stock
Min.: 1
Mult.: 1
IUGH Circuit Breakers 10 A 2 Pole Toggle - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 5In Stock
Min.: 1
Mult.: 1
IUGN Circuit Breakers 30 A 1 Pole Toggle - 40 C + 85 C Non-Illuminated


AIRPAX Circuit Breakers Cir Brkr,HydMag 2In Stock
Min.: 1
Mult.: 1
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 2In Stock
Min.: 1
Mult.: 1
LEG Circuit Breakers 2 Pole Rocker - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 1In Stock
Min.: 1
Mult.: 1

LEL/LML Circuit Breakers Hydraulic Magnetic 6 A 240 VAC 80 VDC 1 Pole - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 1In Stock
Min.: 1
Mult.: 1
LEL/LML Circuit Breakers Hydraulic Magnetic Rocker Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 3In Stock
Min.: 1
Mult.: 1
LEL/LML Circuit Breakers Hydraulic Magnetic 1 Pole Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 2In Stock
Min.: 1
Mult.: 1
AIRPAX Circuit Breakers CIRCUIT BREAKER 11In Stock
Min.: 1
Mult.: 1

213 Thermal Circuit Breakers Thermal 15 A 1 Pole - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 2In Stock
Min.: 1
Mult.: 1
Snapak Thermal Circuit Breakers Thermal 1 A 2 Pole - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers CIRCUIT BREAKER 3In Stock
Min.: 1
Mult.: 1
Snapak Thermal Circuit Breakers Thermal 8.5 A 2 Pole - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 1In Stock
Min.: 1
Mult.: 1

Snapak Thermal Circuit Breakers Thermal 30 A 250 VAC 65 VDC 1 Pole - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 1In Stock
Min.: 1
Mult.: 1
Thermal Circuit Breakers Thermal 2 Pole
ABB Circuit Breakers MCB S200MUC 2P K 8A AC/DC 1In Stock
Min.: 1
Mult.: 1
Circuit Breakers 8 A 2 Pole
Siemens Circuit Breakers Circuit breaker UL489 45 A 1In Stock
Min.: 1
Mult.: 1
3RV2 Circuit Breakers System Protection 45 A 690 VAC 3 Pole - 20 C + 60 C Non-Illuminated
Siemens Circuit Breakers BRKR ED2 3P 240V 20A 1In Stock
Min.: 1
Mult.: 1
Circuit Breakers Low Voltage 20 A 240 VAC 3 Pole Non-Illuminated
APC by Schneider Electric Circuit Breakers MOLDED CASE CIRCUIT BRKR 600Y/347V 40A 1In Stock
2On Order
Min.: 1
Mult.: 1
Schneider Electric Circuit Breakers TRIP UNIT NSX100 AC 3P3D 100A 2.2 1In Stock
Min.: 1
Mult.: 1

Square D Circuit Breakers MINIATURE CIRCUIT BREAKER 240V 30A 3In Stock
Min.: 1
Mult.: 1

QO Circuit Breakers Miniature 30 A 120 VAC, 240 VAC 3 Pole Non-Illuminated


E-T-A Circuit Breakers Single pole thermal circuit breaker with press-to-reset, tease-free, trip-free, snap action mechanism. Type 2-5700 can be supplied as a push-push switch/circuit breaker (R-type TO CBE to EN 60934 in press-to-reset configuration; S-typ 20In Stock
Min.: 1
Mult.: 1
2-5700 Thermal Circuit Breakers Overcurrent Protection
E-T-A Circuit Breakers Single, two and three pole rocker switch/thermal trip free circuit breakers (S-type TO CBE to EN 60934) of compact design for snap-in panel mounting. Available either with protection on one/both/all poles or, in the case of the double 10In Stock
Min.: 1
Mult.: 1

3130-F Thermal Overcurrent 15 A 415 VAC 50 VDC 2 Pole - 30 C + 60 C Non-Illuminated