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: 151,462
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 Cir Brkr Hyd Mag 7In Stock
Min.: 1
Mult.: 1

Circuit Breakers Manual Motor Controller 100 A 120 VAC, 240 VAC 3 Pole Non-Illuminated
E-T-A Circuit Breakers Single pole, thermal miniaturised circuit breaker designed for automotive applications. Fits into fuse blocks designed to ISO 8820-3, Type F. Automatic reset (for DC 12 V only) and open circuit (modified reset to SAE) version optional. Open circuitve 425In Stock
Min.: 1
Mult.: 1

1620 Miniature Circuit Breakers Automotive 30 A 24 VDC 1 Pole - 40 C + 85 C 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 46In Stock
Min.: 1
Mult.: 1

2-5700 Thermal Circuit Breakers Overcurrent Protection 38 A 250 VAC 28 VDC 1 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 protection of motors 414In Stock
Min.: 1
Mult.: 1

3120-N Thermal Circuit Breakers Overcurrent Protection 8 A 240 VAC 50 VDC 2 Pole - 30 C + 60 C Non-Illuminated


Phoenix Contact Circuit Breakers CBMC E4 24DC/1-10A S-R 92In Stock
Min.: 1
Mult.: 1

CBMC Circuit Breakers Electronic 40 A 24 VDC 1 Pole - 25 C + 60 C Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 25In Stock
Min.: 1
Mult.: 1
Circuit Breakers 30 A 2 Pole Toggle - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers CIRCUIT BREAKER 34In Stock
Min.: 1
Mult.: 1

Snapak Thermal Circuit Breakers Thermal 5 A 250 VAC 65 VDC 2 Pole - 40 C + 85 C Non-Illuminated
Schneider Electric Circuit Breakers MAN-START 600VAC 40AMP IEC 6In Stock
Min.: 1
Mult.: 1

GV
E-T-A Circuit Breakers 1In Stock
Min.: 1
Mult.: 1
482-G Thermal Circuit Breakers 4 A 115 VAC 28 VDC 1 Pole - 55 C + 75 C Non-Illuminated
Eaton Electrical Circuit Breakers QBHW 3P 100A 240VAC MAX 22KAIC 1In Stock
Min.: 1
Mult.: 1


E-T-A Circuit Breakers Single pole compact high performance thermal circuit breaker with tease-free, trip-free, snap action mechanism and push/pull on/off manual actuation (M-type TO CBE to EN 60934). An indicator band on the push button clearly shows the tripped/off posit 1In Stock
Min.: 1
Mult.: 1
482-G Thermal Circuit Breakers 6 A 115 VAC 28 VDC 1 Pole Push-Pull - 55 C + 75 C Non-Illuminated


AIRPAX Circuit Breakers 3In Stock
Min.: 1
Mult.: 1
Thermal Circuit Breakers Thermal 7.5 A 2 Pole Rocker - 40 C + 85 C Non-Illuminated
ABB Circuit Breakers ASM CIRCUIT BREAKER 480V 1In Stock
Min.: 1
Mult.: 1
Circuit Breakers 150 A 480 VAC 250 VDC 3 Pole Non-Illuminated
E-T-A Circuit Breakers Single pole compact high performance thermal circuit breaker with tease-free, trip-free, snap action mechanism and push/pull on/off manual actuation (M-type TO CBE to EN 60934). An indicator band on the push button clearly shows the tripped/off posit 25In Stock
Min.: 1
Mult.: 1

482 Thermal Circuit Breakers Thermal 35 A 115 VAC 28 VDC 1 Pole Push-Pull - 55 C + 75 C Non-Illuminated
ABB Circuit Breakers A2N 250 TMF 150-1500 3P F F UL 3In Stock
Min.: 1
Mult.: 1
E-T-A Circuit Breakers Very cost effective design to meet international requirements. No exposed metal parts which are current-carrying except for terminals. R-type TO CBE to EN 60934. Units built to order. For requests under 500 pcs contact Customer Servi 546In Stock
Min.: 1
Mult.: 1

1658 Thermal Circuit Breakers Overcurrent Protection 20 A 240 VAC 28 VDC 1 Pole - 20 C + 60 C Non-Illuminated
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 15A WH 12In Stock
72Expected 4/19/2027
Min.: 1
Mult.: 1

W6 Hydraulic Magnetic Circuit Breakers Hydraulic Magnetic 15 A 277 VAC 2 Pole - 40 C + 85 C Non-Illuminated
Hartland Controls / Littelfuse Circuit Breakers 120/240V 25A 3P CIRCUIT BREAKER, LUGS 11In Stock
Min.: 1
Mult.: 1

HCB Thermal Magnetic Circuit Breakers 25 A 120 VAC, 240 VAC 3 Pole Handle - 10 C + 60 C Non-Illuminated Bulk


Hartland Controls / Littelfuse Circuit Breakers 120/240V 35A 3P CIRCUIT BREAKER, LUGS 19In Stock
Min.: 1
Mult.: 1

HCB Thermal Magnetic Circuit Breakers 35 A 120 VAC, 240 VAC 3 Pole Handle - 10 C + 60 C Non-Illuminated Bulk


E-T-A Circuit Breakers Very cost effective design to meet international requirements. No exposed metal parts which are current-carrying except for terminals. R-type TO CBE to EN 60934. Units built to order. For requests under 500 pcs contact Customer Servi 440In Stock
Min.: 1
Mult.: 1

1658 Thermal Circuit Breakers Overcurrent Protection 12 A 240 VAC 28 VDC 1 Pole - 20 C + 60 C Non-Illuminated
E-T-A Circuit Breakers Bimetal operated single pole motor protection controls with automatic reset actuation, small physical size, reliable snap-action mechanism. Caution: In specifying these 2 products, care should be taken to ensure that automatic motor 182In Stock
Min.: 1
Mult.: 1
2-6500 Circuit Breakers Overcurrent Protection 10 A 250 VAC 28 VDC 1 Pole - 10 C + 60 C Non-Illuminated
E-T-A Circuit Breakers Single pole high performance thermal-magnetic circuit breaker with tease-free, trip-free, snap action mechanism and toggle actuation (S-type TM CBE to EN 60934). Options include auxiliary contacts, a moulded flame retardant enclosure for added enviro 2In Stock
Min.: 1
Mult.: 1
437 Thermal Circuit Breakers Thermal Magnetic
Phoenix Contact Circuit Breakers TMC 73C 20A 35In Stock
Min.: 1
Mult.: 1

TMC 7 Circuit Breakers Thermal Magnetic 20 A 277 VAC 3 Pole - 35 C + 70 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 83C 06A 30In Stock
Min.: 1
Mult.: 1

TMC 8 Circuit Breakers Thermal Magnetic 6 A 240 VAC 3 Pole - 35 C + 70 C Non-Illuminated
TE Connectivity / P&B Circuit Breakers 10A PUSH TO RESET 4,512In Stock
Min.: 1
Mult.: 1

W28 Thermal Circuit Breakers Thermal Magnetic 10 A 250 VAC 32 VDC 1 Pole - 20 C + 60 C Non-Illuminated