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.
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Please view our large selection of circuit breakers below.

Results: 1,51,451
Select Image Part # Mfr. Description Datasheet Availability Pricing (INR) 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
E-T-A Circuit Breakers 508, 1P, PL, 24VDC, N/O, RF, SF, 3A ATEX
1In Stock
Min.: 1
Mult.: 1

ESX10-E Circuit Breakers Electronic 3 A 24 VDC 0 C + 50 C Non-Illuminated
E-T-A Circuit Breakers Single pole three-position switch with latching or momentary switch functions. Featuring a soft-touch contoured rocker actuator with optional illumination. The 3131 is sealed to provide IP66 rated front of panel water splash protectio
7In Stock
Min.: 1
Mult.: 1

3131-B/D Circuit Breakers Thermal 20 A 32 VDC 3 Pole - 20 C + 60 C Non-Illuminated
E-T-A Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot
8In Stock
Min.: 1
Mult.: 1

3120-N Thermal Circuit Breakers Overcurrent Protection
E-T-A Circuit Breakers Min Ord Qty 10. The 3120-N...4 IP65 rated thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N...4 is ideally suite
5In Stock
Min.: 1
Mult.: 1
Thermal Circuit Breakers Overcurrent Protection


E-T-A Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload protection of motors
7In Stock
Min.: 1
Mult.: 1
3120-N Thermal Circuit Breakers Overcurrent Protection
Eaton Electrical Circuit Breakers QCR Brk 2P 15A 240 Vac 10 kAIC s
3In Stock
Min.: 1
Mult.: 1
QCR Thermal Circuit Breakers Miniature 15 A 240 VAC 2 Pole - 40 C + 75 C Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag
2In Stock
Min.: 1
Mult.: 1
IEL
AIRPAX Circuit Breakers Cir Brkr Hyd Mag
1In Stock
Min.: 1
Mult.: 1
LEL/LML Circuit Breakers Hydraulic Magnetic 50 A 1 Pole Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag
2In Stock
Min.: 1
Mult.: 1
Snapak Thermal Circuit Breakers Thermal 500 mA 2 Pole - 40 C + 85 C Non-Illuminated
Altech Circuit Breakers Equipment breaker
6In Stock
30Expected 13-10-2026
Min.: 1
Mult.: 1

TR11 Circuit Breakers Supplementary Protector 6.5 A 240 VAC 50 VDC 1 Pole - 20 C + 60 C Non-Illuminated


AIRPAX Circuit Breakers Cir Brkr,HydMag
1In Stock
Min.: 1
Mult.: 1
AIRPAX Circuit Breakers Cir Brkr Hyd Mag
1In Stock
Min.: 1
Mult.: 1
IAL/IDL/IML/IUL Circuit Breakers Hydraulic Magnetic 15 A 1 Pole - 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
Circuit Breakers 10 A 1 Pole Toggle - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag
1In Stock
Min.: 1
Mult.: 1
Circuit Breakers 3 Pole Rocker - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag
1In Stock
Min.: 1
Mult.: 1
IEL Circuit Breakers Hydraulic Magnetic 10 A 1 Pole - 40 C + 85 C Non-Illuminated
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