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: 151.550
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 Mfr.
Description Datasheet Availability Pricing (EUR) 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 CH GFCI BREAKER, 30A, PIGTAIL, 10KAIC 1In Stock
Min.: 1
Mult.: 1
Eaton Electrical Circuit Breakers FAZ UL 1077 2P 2.5A D CURVE
Datasheet
1In Stock
Min.: 1
Mult.: 1
Circuit Breakers Miniature 2.5 A 240 VAC, 415 VAC 2 Pole Handle - 40 C + 75 C Non-Illuminated
Eaton Electrical Circuit Breakers HFD-DC BREAKER - LINE & LOAD TERMINALS
Datasheet
1In Stock
Min.: 1
Mult.: 1
Eaton Electrical Circuit Breakers PDG2,3P,35A,25KA/480V,FXFXTMTU
Datasheet
2In Stock
Min.: 1
Mult.: 1
Eaton Electrical Circuit Breakers QBHW2015, 2P, 15A 22kAIC, 240V
Datasheet
1In Stock
Min.: 1
Mult.: 1
Eaton Electrical Circuit Breakers FDB 3P 20A TRIP, 600V CLASS, LINE & LOAD
Datasheet
1In Stock
Min.: 1
Mult.: 1


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

CB4201 AC
Eaton Electrical Circuit Breakers EG 3P 80A adj therm 18kA CB w/end cap
Datasheet
1In Stock
Min.: 1
Mult.: 1
TE Connectivity / P&B Circuit Breakers W52-A162A1-8=CKTBKR,THERM,ROCK,QC.250RED OPAQUE 250VAC
Datasheet
499In Stock
1.000Expected 1/11/2027
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 CAPAROC E2 12-24DC/2-10A
Datasheet
163In Stock
Min.: 1
Mult.: 1

CAPAROC E2 Circuit Breakers Electronic 10 A 24 VDC 2 Pole Lever - 30 C + 65 C Non-Illuminated
Phoenix Contact Circuit Breakers CBMC E4 24DC/1-10ANO
Datasheet
Product Comments
403In Stock
Min.: 1
Mult.: 1

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


Phoenix Contact Circuit Breakers CBM E4 24DC/0.5-10A NO-R
Datasheet
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 CBMC E4 24DC/1-4A+ IOL
Datasheet
85In Stock
Min.: 1
Mult.: 1

Circuit Breakers Electronic 1 A to 4 A 24 VDC 4 Pole - 25 C + 60 C Illuminated
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 5A BLACK
Datasheet
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 CIRCUIT BREAKER SWITCH 30A BLK
Datasheet
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


TE Connectivity / P&B Circuit Breakers 7A PUSH TO RESET
Datasheet
8.630In 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
AIRPAX Circuit Breakers 2In Stock
Min.: 1
Mult.: 1
Schneider Electric Circuit Breakers MotBreak GV4PE Therm/Mag 115A 50kA Elink
Datasheet
1In Stock
Min.: 1
Mult.: 1
GV
Schneider Electric Circuit Breakers MINIATURE CIRCUIT BREAKER 240V 25A
Datasheet
1In Stock
Min.: 1
Mult.: 1


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
Datasheet
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
Datasheet
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
Datasheet
1In Stock
Min.: 1
Mult.: 1
HDF


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
Datasheet
40In Stock
50Expected 8/17/2026
Min.: 1
Mult.: 1
3120-N Thermal Circuit Breakers Overcurrent Protection 16 A 240 VAC 50 VDC 2 Pole Rocker - 30 C + 60 C Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr,HydMag
Datasheet
29In Stock
Min.: 1
Mult.: 1
E-T-A Circuit Breakers Single pole thermal-magnetic circuit breakers with tease-free, trip-free, press-to-reset, snap action mechanism (R-type TM CBE to EN 60934; M-type with manual release (-H). Available with fast acting and standard magnetic tripping cha
Datasheet
69In Stock
Min.: 1
Mult.: 1

3400 Thermal Circuit Breakers Thermal Magnetic Push to Reset