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: 151.566
Select Image Part # Mfr. Description Datasheet Availability Pricing (DKK) 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
Eaton Electrical Circuit Breakers CL bkr 40A/1Pole 120/240V 10K 5In Stock
Min.: 1
Mult.: 1
Eaton Electrical Circuit Breakers PDG1,3P,45A,65KA/480V,50C FXFXTMTU 1In Stock
Min.: 1
Mult.: 1
Eaton Electrical Circuit Breakers PDG2,2P,125A,65KA/480V,FXFXTMTU 1In Stock
Min.: 1
Mult.: 1
Eaton Electrical Circuit Breakers PDG2,3P,60A,65KA/480V,FXFXTMTU 1In Stock
Min.: 1
Mult.: 1
Eaton Electrical Circuit Breakers 1PH/BR LC 70A MLO 2/4 Cir Al Bus N3R 1In Stock
Min.: 1
Mult.: 1
Eaton Electrical Circuit Breakers CH 30MA GFI 60A/2 POLE 120/240V 10K 1In Stock
Min.: 1
Mult.: 1


Phoenix Contact Circuit Breakers CBM E4 24DC/0.5-10A NO-R 135In Stock
Min.: 1
Mult.: 1

Circuit Breakers Electronic 40 A 24 VDC 4 Pole - 25 C + 70 C Non-Illuminated Bulk


Phoenix Contact Circuit Breakers CAPAROC E2 12-24DC/2-10A 163In Stock
Min.: 1
Mult.: 1

CAPAROC E2 Circuit Breakers Electronic 10 A 24 VDC 2 Pole Lever - 30 C + 65 C Non-Illuminated
Eaton Electrical Circuit Breakers EG 3P 80A adj therm 18kA CB w/end cap 1In Stock
Min.: 1
Mult.: 1
TE Connectivity / P&B Circuit Breakers W52-A162A1-8=CKTBKR,THERM,ROCK,QC.250RED OPAQUE 250VAC 499In Stock
1.000Expected 11/01/2027
Min.: 1
Mult.: 1

W52 Circuit Breakers Thermal 8 A 250 VAC 1 Pole Rocker 0 C + 50 C Non-Illuminated


Phoenix Contact Circuit Breakers CBMC E4 24DC/1-4A+ IOL 85In Stock
Min.: 1
Mult.: 1

Circuit Breakers Electronic 1 A to 4 A 24 VDC 4 Pole - 25 C + 60 C Illuminated
Phoenix Contact Circuit Breakers CBMC E4 24DC/1-10ANO 403In Stock
Min.: 1
Mult.: 1

CBMC Circuit Breakers Electronic 40 A 24 VDC 4 Pole - 25 C + 60 C Illuminated


Weidmuller Circuit Breakers CB4201-10, 15.0A/TS35
96In Stock
Min.: 1
Mult.: 1

CB4201 AC
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 5A BLACK 122In Stock
Min.: 1
Mult.: 1

W9 Hydraulic Magnetic Circuit Breakers Hydraulic Magnetic 5 A 277 VAC 2 Pole Toggle - 40 C + 85 C Non-Illuminated


TE Connectivity / P&B Circuit Breakers 7A PUSH TO RESET 8.629In Stock
Min.: 1
Mult.: 1

W28 Thermal Circuit Breakers Thermal Magnetic 7 A 250 VAC 32 VDC 1 Pole Push to Reset - 20 C + 60 C Non-Illuminated Tray
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 527In Stock
Min.: 1
Mult.: 1

1620 Miniature Circuit Breakers Automotive 15 A 24 VDC 1 Pole Push to Reset - 40 C + 85 C Non-Illuminated
Siemens Circuit Breakers BRKR 3VA51 3P 80A 25KA FTFM AL 5In Stock
Min.: 1
Mult.: 1
3VA Thermal Magnetic Circuit Breakers System Protection 80 A 690 VAC 500 VDC 3 Pole Paddle - 25 C + 70 C Non-Illuminated
Schneider Electric Circuit Breakers NSX100H 70kA AC 3P3D 100A 2.2 1In Stock
Min.: 1
Mult.: 1
C10
Square D Circuit Breakers MOLDED CASE CIRCUIT BREAKER 600V 90A 1In Stock
Min.: 1
Mult.: 1
HGF
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 30A BLK 161In Stock
Min.: 1
Mult.: 1

W9 Hydraulic Magnetic Circuit Breakers Hydraulic Magnetic 30 A 277 VAC 1 Pole Toggle - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers 2In Stock
Min.: 1
Mult.: 1
Schneider Electric Circuit Breakers MotBreak GV4PE Therm/Mag 115A 50kA Elink 1In Stock
Min.: 1
Mult.: 1
GV


E-T-A Circuit Breakers Single pole miniaturised magnetic circuit breakers with unique high-speed operating mechanism and push/pull on/off manual actuation. Fitted with electrically separate excitation and switching circuits, and one pair of auxiliary contac 168In Stock
Min.: 1
Mult.: 1

808 400 mA 24 VDC 1 Pole Pushbutton - 30 C + 70 C Non-Illuminated


E-T-A Circuit Breakers 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 41In Stock
Min.: 1
Mult.: 1
3120-N Thermal Circuit Breakers Overcurrent Protection 2.5 A 240 VAC 50 VDC 2 Pole Rocker - 30 C + 60 C Illuminated
Square D Circuit Breakers MOLDED CASE CIRCUIT BREAKER 600V 150A 1In Stock
Min.: 1
Mult.: 1
HDF