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: 151,463
Select Image Part # 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


TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 20A BLK 107In Stock
Min.: 1
Mult.: 1

W9 Hydraulic Magnetic Circuit Breakers Hydraulic Magnetic 20 A 65 VDC 1 Pole Toggle - 40 C + 85 C Non-Illuminated
TE Connectivity / P&B Circuit Breakers 50A 2 POLE 2 TOGGLE 73In Stock
Min.: 1
Mult.: 1

W9 Hydraulic Magnetic Circuit Breakers Hydraulic Magnetic 50 A 277 VAC 2 Pole Toggle - 40 C + 85 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 95In Stock
Min.: 1
Mult.: 1
2-6500 Circuit Breakers Overcurrent Protection 2 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 push/pull on/off actuation (M-type TM CBE to EN 60934). An indicator band on the push button clearly shows the tripped/off position. 13In Stock
Min.: 1
Mult.: 1

452 Circuit Breakers Thermal Magnetic 100 A 28 VDC 1 Pole Pushbutton - 55 C + 75 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 72B 05A 79In Stock
Min.: 1
Mult.: 1

TMC 7 Circuit Breakers Thermal Magnetic 5 A 277 VAC 125 VDC 2 Pole Lever - 35 C + 70 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 72D 08A 65In 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 CB TM1 16A SFB P 208In Stock
Min.: 1
Mult.: 1

CB TM1 Circuit Breakers Thermal Magnetic 16 A 50 VDC 1 Pole Slide - 30 C + 60 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 83D 02A 23In Stock
Min.: 1
Mult.: 1

TMC 8 Circuit Breakers Thermal Magnetic 2 A 240 VAC 3 Pole Lever - 35 C + 70 C Non-Illuminated


TE Connectivity / P&B Circuit Breakers 0.75A PUSH TO RESET 523In Stock
Min.: 1
Mult.: 1

W28 Thermal Circuit Breakers Thermal Magnetic 750 mA 250 VAC 32 VDC 1 Pole Push to Reset - 20 C + 60 C Non-Illuminated


TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER THERMAL 13A BLK 538In Stock
Min.: 1
Mult.: 1

W28 Thermal Circuit Breakers Thermal Magnetic 13 A 250 VAC 32 VDC 1 Pole Push to Reset - 20 C + 60 C Non-Illuminated
TE Connectivity / P&B Circuit Breakers 20A RCKR ACT RED ILL 863In Stock
Min.: 1
Mult.: 1

W51 Circuit Breakers Thermal 20 A 250 VAC 50 VDC 1 Pole Rocker 0 C + 60 C Illuminated


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 252In 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 100In 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 CIRCUIT BREAKER SWITCH 3A WHITE 89In Stock
Min.: 1
Mult.: 1

W6 Hydraulic Magnetic Circuit Breakers Hydraulic Magnetic 3 A 277 VAC 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 449In Stock
Min.: 1
Mult.: 1

1658 Thermal Circuit Breakers Overcurrent Protection 5 A 240 VAC 28 VDC 1 Pole Push to Reset - 20 C + 60 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 628In Stock
Min.: 1
Mult.: 1

1658 Thermal Circuit Breakers Overcurrent Protection 5 A 240 VAC 28 VDC 1 Pole Push to Reset - 20 C + 60 C Non-Illuminated


Cole Hersee Circuit Breakers CIRCUIT BRKR 15A 12V 995In Stock
Min.: 1
Mult.: 1

Box-Style Circuit Breakers Circuit Breakers Auto Reset 15 A 12 VDC 1 Pole Non-Illuminated Bulk
Phoenix Contact Circuit Breakers TCP 30/DC32V 239In Stock
Min.: 1
Mult.: 1

TCP Circuit Breakers Thermal 30 A 32 VDC 1 Pole Pushbutton - 40 C + 85 C Non-Illuminated Bulk
Phoenix Contact Circuit Breakers CB TM1 16A M1 P 45In Stock
Min.: 1
Mult.: 1

CB TM1 Circuit Breakers Thermal Magnetic 16 A 50 VDC 1 Pole Slide - 30 C + 60 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 82B 30A 34In Stock
Min.: 1
Mult.: 1

TMC 8 - 35 C + 70 C
Omron Automation and Safety Circuit Breakers DC-Circuit Protector,4 output 27In Stock
Min.: 1
Mult.: 1
S8V-CP Circuit Breakers Electronic 10 A 24 VDC 4 Pole Pushbutton - 25 C + 70 C Non-Illuminated
TE Connectivity / AMP Circuit Breakers W92-X112-25 M6/M7/M9/W6/W7 72In Stock
Min.: 1
Mult.: 1

W9 Hydraulic Magnetic Circuit Breakers Hydraulic Magnetic 25 A 277 VAC 2 Pole Toggle - 40 C + 85 C Non-Illuminated
TE Connectivity / P&B Circuit Breakers 15A 2-P Illum Amber P1 Switch P2 Trip QC 75In Stock
Min.: 1
Mult.: 1

W33 Circuit Breakers Thermal 15 A 250 VAC 50 VDC 2 Pole Rocker - 20 C + 60 C Illuminated