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 (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


TE Connectivity Circuit Breakers CKTBKR,THERM,ROCK 709In Stock
Min.: 1
Mult.: 1

W51 Circuit Breakers Thermal 5 A 125 VAC 50 VDC 1 Pole Rocker 0 C + 50 C Non-Illuminated


TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER THERMAL 15A RED 1.062In Stock
Min.: 1
Mult.: 1

W51 Circuit Breakers Thermal 15 A 125 VAC 50 VDC 1 Pole Rocker 0 C + 60 C Non-Illuminated


TE Connectivity / P&B Circuit Breakers 16A Push to Reset 6.35 Strt Quick Conn 254In Stock
Min.: 1
Mult.: 1

W58 Thermal Circuit Breakers Thermal Magnetic 16 A 250 VAC 50 VDC 1 Pole Push to Reset - 20 C + 60 C Non-Illuminated Tray


TE Connectivity / P&B Circuit Breakers 1pole 10Amp Toggle Mag circuit breaker 101In Stock
Min.: 1
Mult.: 1

W6 Hydraulic Magnetic Circuit Breakers Hydraulic Magnetic 10 A 277 VAC 1 Pole Toggle - 40 C + 85 C Non-Illuminated Tray
TE Connectivity / P&B Circuit Breakers 10A 1 POLE TOGGLE 129In Stock
Min.: 1
Mult.: 1

W6 Hydraulic Magnetic Circuit Breakers Hydraulic Magnetic 10 A 65 VDC 1 Pole Toggle - 40 C + 85 C Non-Illuminated


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 Push to Reset - 20 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 Toggle
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 Lever - 35 C + 70 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 83C 04A 30In Stock
Min.: 1
Mult.: 1

TMC 8 Circuit Breakers Thermal Magnetic 4 A 240 VAC 3 Pole Lever - 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 Lever - 35 C + 70 C Non-Illuminated
TE Connectivity / P&B Circuit Breakers 10A PUSH TO RESET 4.838In Stock
Min.: 1
Mult.: 1

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


TE Connectivity / P&B Circuit Breakers 5A 2-P Black Rocker P1 Switch P2 Trip QC 91In Stock
Min.: 1
Mult.: 1

W33 Thermal 5 A 250 VAC 50 VDC 2 Pole Rocker Non-Illuminated


TE Connectivity / P&B Circuit Breakers 7A PUSH TO RESET ST 411In Stock
Min.: 1
Mult.: 1

W58 Thermal Circuit Breakers Thermal Magnetic 7 A 250 VAC 50 VDC 1 Pole Push to Reset - 20 C + 60 C Non-Illuminated Tray
TE Connectivity / P&B Circuit Breakers 1pole 20Amp Toggle Mag circuit breaker 138In Stock
Min.: 1
Mult.: 1

W6 Hydraulic Magnetic Circuit Breakers Hydraulic Magnetic 20 A 277 VAC 1 Pole Toggle - 40 C + 85 C Non-Illuminated Tray
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 3A WHITE 48In Stock
Min.: 1
Mult.: 1

W6 Hydraulic Magnetic Circuit Breakers Hydraulic Magnetic 3 A 277 VAC 2 Pole Toggle - 40 C + 85 C Non-Illuminated
Hartland Controls / Littelfuse Circuit Breakers 120/240V 25A 1P CIRCUIT BREAKER, LUGS 43In Stock
Min.: 1
Mult.: 1

HCB 25 A 120 VAC, 240 VAC 1 Pole Bulk
Hartland Controls / Littelfuse Circuit Breakers 120/240V 40A 2P CIRCUIT BREAKER, LUGS/QUICK CONNECT 20In Stock
Min.: 1
Mult.: 1

HCB 40 A 120 VAC, 240 VAC 2 Pole 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 572In Stock
Min.: 1
Mult.: 1

1658 Thermal Circuit Breakers Overcurrent Protection 10 A 240 VAC 28 VDC 1 Pole Push to Reset - 20 C + 60 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 72C 08A 74In Stock
Min.: 1
Mult.: 1

TMC 7 Circuit Breakers Thermal Magnetic 8 A 277 VAC 125 VDC 2 Pole Lever - 35 C + 70 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 72D 40A 65In Stock
Min.: 1
Mult.: 1

TMC 7 Circuit Breakers Thermal Magnetic 40 A 277 VAC 125 VDC 2 Pole Lever - 35 C + 70 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 73D 30A 43In Stock
Min.: 1
Mult.: 1

TMC 7 Circuit Breakers Thermal Magnetic 30 A 277 VAC 3 Pole Lever - 35 C + 70 C Non-Illuminated


Phoenix Contact Circuit Breakers CB TM2 6A M1 P 19In Stock
Min.: 1
Mult.: 1

CB TM2 Circuit Breakers Thermal Magnetic 6 A 80 VDC 2 Pole Slide - 30 C + 60 C Non-Illuminated


TE Connectivity / P&B Circuit Breakers W58-XA6A4A-3=CKTBKR THERM PB Q 423In Stock
Min.: 1
Mult.: 1

W58 Thermal Circuit Breakers Thermal Magnetic 3 A 250 VAC 50 VDC 1 Pole Push to Reset - 20 C + 60 C Non-Illuminated


TE Connectivity / P&B Circuit Breakers 5A ROCKR ACT RED ILL 1.906In Stock
Min.: 1
Mult.: 1

W51 Circuit Breakers Thermal 5 A 125 VAC 50 VDC 1 Pole Rocker 0 C + 50 C Illuminated
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 30A WH 87In Stock
Min.: 1
Mult.: 1

W6 Hydraulic Magnetic Circuit Breakers Hydraulic Magnetic 30 A 277 VAC 1 Pole Toggle - 40 C + 85 C Non-Illuminated