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: 151.465
Select Image Part # Mfr. Description Datasheet Availability Pricing (IDR) 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 MoQ=10 1077, 1p, DIN, 240/415VAC Med Delay, N/O Aux, 2A 8In Stock
Min.: 1
Mult.: 1

8340-T Hydraulic Magnetic Circuit Breakers Thermal Magnetic Toggle
Eaton Electrical Circuit Breakers FAZ-NA UL 489 MCB 480VAC 4P 2A C CURVE 2In Stock
Min.: 1
Mult.: 1
FAZ Circuit Breakers Miniature 2 A 240 VAC, 415 VAC 4 Pole Handle - 40 C + 75 C Non-Illuminated
Eaton Electrical Circuit Breakers FAZ-NA UL 489 MCB 240VAC 4P 40A D CURVE 1In Stock
Min.: 1
Mult.: 1
FAZ Circuit Breakers Miniature 40 A 240 VAC, 415 VAC 4 Pole Handle - 40 C + 75 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 81D 02A 72In Stock
72Expected 02/09/2026
Min.: 1
Mult.: 1

TMC 8 Circuit Breakers Thermal Magnetic 2 A 120 VAC 60 VDC 1 Pole Lever - 35 C + 70 C Non-Illuminated
TE Connectivity Circuit Breakers CIRCUIT BREAKER TERMAL 15A 150In Stock
Min.: 1
Mult.: 1
W57 Thermal Circuit Breakers Thermal Magnetic 15 A 125 VAC 50 VDC 1 Pole Push to Reset 0 C + 60 C Non-Illuminated
Altech Circuit Breakers 6A,MCB D CHAR 1 PL, 277VAC, UL1077 3In Stock
Min.: 1
Mult.: 1

UR 6 A 277 VAC 1 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 20A,MCB B CHAR 3PL 480Y/277VAC, UL1077 3In Stock
Min.: 1
Mult.: 1

UR Circuit Breakers B-Trip 20 A 277 VAC 3 Pole Handle - 25 C + 55 C Non-Illuminated
Murrelektronik Circuit Breakers MICO BASIC 5.2/3.6 ELEC AUX CIRCUIT, 8 CHANNELS, IN: 24VDC OUT: 5x24V/2ADC 3x24V/6ADC 3In Stock
Min.: 1
Mult.: 1

9 Circuit Breakers MICO 2 A, 6 A 24 VDC 8 Pole 0 C + 55 C Non-Illuminated Bulk
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
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 2In Stock
Min.: 1
Mult.: 1
Circuit Breakers 25 A 1 Pole Toggle - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 1In Stock
Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Hydraulic Magnetic 35 A 3 Pole Handle - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 4In Stock
Min.: 1
Mult.: 1
IEL Circuit Breakers Hydraulic Magnetic 25 A 1 Pole Handle - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 1In Stock
Min.: 1
Mult.: 1
IAL/IDL/IML/IUL Circuit Breakers Hydraulic Magnetic 1 A 1 Pole Handle Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 2In Stock
Min.: 1
Mult.: 1
Snapak Thermal Circuit Breakers Thermal 30 A 1 Pole Rocker - 40 C + 85 C Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 2In Stock
Min.: 1
Mult.: 1
Snapak Thermal Circuit Breakers Thermal 15 A 1 Pole Rocker - 40 C + 85 C Non-Illuminated
ABB Circuit Breakers MCB ST200M 2P C 40A UL1077 10In Stock
Min.: 1
Mult.: 1
ST200M Circuit Breakers 40 A 2 Pole
ABB Circuit Breakers UL489 MCB 2P K 35A 480/277 5In Stock
Min.: 1
Mult.: 1
SU200M Circuit Breakers 35 A 2 Pole
ABB Circuit Breakers MCB SU200MR RTT 2P K 10.6A BCP 3In Stock
7Expected 01/12/2026
Min.: 1
Mult.: 1
SU200MR Circuit Breakers 10 A 2 Pole
ABB Circuit Breakers MCB SU200MR RTT 2P K 13A BCP 2In Stock
Min.: 1
Mult.: 1
SU200MR Circuit Breakers 13 A 2 Pole
ABB Circuit Breakers MCB SU200ML 3P K 25A UL 489 5In Stock
Min.: 1
Mult.: 1
SU200ML Circuit Breakers 25 A 3 Pole


Schneider Electric Circuit Breakers COIL ST MX 24V AC/DC FOR GV4 BV4 1In Stock
Min.: 1
Mult.: 1
Schneider Electric Circuit Breakers MotBreak GV4PE Th/Mag 115A 100kA Elink 1In Stock
Min.: 1
Mult.: 1

GV
IDEC Circuit Breakers Circuit Protector 2A 1In Stock
Min.: 1
Mult.: 1

NRA Circuit Breakers Magnetic 2 A 250 VAC 65 VDC 2 Pole Lever - 40 C + 85 C Non-Illuminated
IDEC Circuit Breakers Circuit Protector 5In Stock
Min.: 1
Mult.: 1
NRF Circuit Breakers 250 VAC 32 VDC 1 Pole - 10 C + 60 C
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). Miniaturised construction minimises PCB real estate required. Largely temperature-insensitive.x -E. Returning the rocke 33In Stock
Min.: 1
Mult.: 1

1410-L4 Circuit Breakers Thermal 2.5 A 240 VAC 28 VDC 1 Pole Rocker - 20 C + 70 C Non-Illuminated