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: 151,563
Select Image Part # Mfr. Description Datasheet Availability Pricing (SGD) 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 Type Minimum Operating Temperature Maximum Operating Temperature Illuminated Packaging
E-T-A Circuit Breakers Combination of single pole circuit breaker and ON/OFF switch with soft-touch rocker actuation. Contoured rockers are available with a choice of colours and legends, with optional illumination. The 3131 is sealed to provide IP66 rated 10In Stock
Min.: 1
Mult.: 1

3131-A/C Circuit Breakers Thermal 5 A 1 Pole Rocker
E-T-A Circuit Breakers Combination of single pole circuit breaker and ON/OFF switch with soft-touch rocker actuation. Contoured rockers are available with a choice of colours and legends, with optional illumination. The 3131 is sealed to provide IP66 rated 9In Stock
Min.: 1
Mult.: 1

3131-A/C Circuit Breakers Thermal 10 A 1 Pole Rocker
E-T-A Circuit Breakers 508, 1P, PL, 24VDC, N/O, RF, SF, 8A ATEX 1In Stock
Min.: 1
Mult.: 1

ESX10-E Circuit Breakers Electronic 8 A 24 VDC Slide 0 C + 50 C Non-Illuminated
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 8In Stock
Min.: 1
Mult.: 1

3130-F Circuit Breakers Thermal 10 A 240 VAC, 415 VAC 50 VDC 2 Pole Rocker - 30 C + 60 C Illuminated
E-T-A Circuit Breakers Single pole press-to-reset thermal circuit breaker with extremely fast overload switching performance (R-type TO CBE to EN 60934). Single hole threadneck mounting. Type 1410-G1 features changeover contacts suitable for providing statu 28In Stock
Min.: 1
Mult.: 1

1410-G1 Thermal Circuit Breakers Overcurrent Protection 630 mA 240 VAC 28 VDC 1 Pole Rocker - 20 C + 70 C Non-Illuminated
E-T-A Circuit Breakers Single pole press-to-reset thermal circuit breaker with extremely fast overload switching performance (R-type TO CBE to EN 60934). Single hole threadneck mounting. Type 1410-G1 features changeover contacts suitable for providing statu 56In Stock
Min.: 1
Mult.: 1

1410-G1 Thermal Circuit Breakers Overcurrent Protection 630 mA 240 VAC 28 VDC 1 Pole Rocker - 20 C + 70 C Non-Illuminated


E-T-A Circuit Breakers 508, 1P, PL, 24VDC, RE, SF, 1A 5In Stock
Min.: 1
Mult.: 1
REF16-S Circuit Breakers Electronic 1 A 24 VDC 1 Pole Pushbutton - 25 C + 50 C Illuminated
Weidmuller Circuit Breakers QL-A-1-13-DM-KM-1.0 2In Stock
Min.: 1
Mult.: 1
Eaton Electrical Circuit Breakers FAZ-NA UL 489 MCB 480VAC 4P 15A C CURVE 1In Stock
Min.: 1
Mult.: 1
FAZ Circuit Breakers Miniature 15 A 240 VAC, 415 VAC 4 Pole Handle - 40 C + 75 C Non-Illuminated
Eaton Electrical Circuit Breakers FAZ-NA 480VAC 4P 16A C CURVE RT 2In Stock
Min.: 1
Mult.: 1
FAZ Circuit Breakers Miniature 16 A 240 VAC, 415 VAC 4 Pole Handle - 40 C + 75 C Non-Illuminated
Eaton Electrical Circuit Breakers FAZ 3P 15A D CURVE ring term 2In Stock
Min.: 1
Mult.: 1
FAZ Circuit Breakers Miniature 15 A 240 VAC, 415 VAC 3 Pole Handle - 40 C + 75 C Non-Illuminated


AIRPAX Circuit Breakers Cir Brkr Hyd Mag 27In Stock
Min.: 1
Mult.: 1
Snapak Thermal Circuit Breakers Thermal Rocker
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 1In Stock
Min.: 1
Mult.: 1
Snapak Thermal Circuit Breakers Thermal Rocker
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 1In Stock
Min.: 1
Mult.: 1
Circuit Breakers Hydraulic Magnetic 240 VAC 80 VDC Toggle - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 2In Stock
Min.: 1
Mult.: 1
IUGH
AIRPAX Circuit Breakers CIRCUIT BREAKER HYD MAG 1In Stock
Min.: 1
Mult.: 1
IAL/IDL/IML/IUL Circuit Breakers Hydraulic Magnetic 60 A 250 VAC 80 VDC 3 Pole Handle - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 2In Stock
Min.: 1
Mult.: 1
LEG Circuit Breakers Hydraulic Magnetic 20 A 2 Pole Toggle - 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 100 A 1 Pole Handle Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 1In Stock
Min.: 1
Mult.: 1

Thermal Circuit Breakers Thermal 2 Pole Push-Pull - 40 C + 85 C
AIRPAX Circuit Breakers Cir Brkr,HydMag 1In Stock
Min.: 1
Mult.: 1
Snapak Thermal Circuit Breakers Thermal 10 A 1 Pole Rocker - 40 C + 85 C Non-Illuminated


AIRPAX Circuit Breakers Cir Brkr Hyd Mag 2In Stock
Min.: 1
Mult.: 1

Circuit Breakers Marine Ignition Protection 125 VDC 2 Pole Lever - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 13In Stock
Min.: 1
Mult.: 1
Snapak Thermal Circuit Breakers Thermal 25 A 1 Pole Rocker - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 2In Stock
Min.: 1
Mult.: 1

217 Hydraulic Magnetic Circuit Breakers Hydraulic Magnetic 50 A 2 Pole Handle - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 2In Stock
Min.: 1
Mult.: 1
IAL/IDL/IML/IUL Circuit Breakers Hydraulic Magnetic 7.5 A 1 Pole Handle - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 2In Stock
Min.: 1
Mult.: 1
IAL/IDL/IML/IUL Circuit Breakers Hydraulic Magnetic 1 Pole Handle Non-Illuminated