Circuit Breakers

Circuit Breakers
Circuit breakers are available at Mouser from industry 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, Siemens, TE Connectivity & more.
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Please view our large selection of circuit breakers below.
Results: 146.381
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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
ABB Circuit Breakers MCB ST200M 3P C 6A UL1077
Datasheet
12In Stock
Min.: 1
Mult.: 1
ST200M Circuit Breaker 6 A 3 Pole
Siemens Circuit Breakers BRKR 3VA51 2P 40A 25KA FTFM NUT
Datasheet
1In Stock
Min.: 1
Mult.: 1
3VA Circuit Breaker System Protection 40 A 415 VAC 250 VDC 2 Pole Paddle - 25 C + 70 C Non-Illuminated
Siemens Circuit Breakers MCB 5SJ4 1P 240V 1A 14K D-TRIP
Datasheet
5In Stock
Min.: 1
Mult.: 1
Circuit Breaker Miniature 1 A 240 VAC 60 VDC 1 Pole Lever - 25 C + 55 C Non-Illuminated
Siemens Circuit Breakers SUP PTOR 5SY4 1P 240V 2.5A 7.5K C-TRIP
Datasheet
4In Stock
Min.: 1
Mult.: 1
Circuit Breaker Miniature 2.5 A 400 VAC 60 VDC 1 Pole Lever - 40 C + 70 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 72B 15A
Datasheet
61In Stock
63On Order
Min.: 1
Mult.: 1

TMC 7 Circuit Breaker Thermal Magnetic 15 A 277 VAC 125 VDC 2 Pole Lever - 35 C + 70 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 72C 03A
Datasheet
109In Stock
74On Order
Min.: 1
Mult.: 1

TMC 7 Circuit Breaker Thermal Magnetic 3 A 277 VAC 125 VDC 2 Pole Lever - 35 C + 70 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 72C 50A
Datasheet
66In Stock
Min.: 1
Mult.: 1

TMC 7 Circuit Breaker Thermal Magnetic 50 A 277 VAC 125 VDC 2 Pole Lever - 35 C + 70 C Non-Illuminated
TE Connectivity / P&B Circuit Breakers 15A 2-P Black Rocker P1 & P2 Trip QC
Datasheet
53In Stock
Min.: 1
Mult.: 1

W33 Circuit Breaker Thermal 15 A 250 VAC 50 VDC 2 Pole Rocker - 20 C + 60 C Non-Illuminated
TE Connectivity / P&B Circuit Breakers 5A ROCKR ACT RED ILL
Datasheet
559In Stock
Min.: 1
Mult.: 1

W51 Circuit Breaker Thermal 5 A 250 VAC 50 VDC 1 Pole Rocker 0 C + 50 C Illuminated
TE Connectivity / P&B Circuit Breakers CIRCUIT BRKER 1POLE 8Amps Rocker
Datasheet
737In Stock
Min.: 1
Mult.: 1

W51 Circuit Breaker Thermal 8 A 250 VAC 50 VDC 1 Pole Rocker 0 C + 50 C Illuminated Tray
TE Connectivity / P&B Circuit Breakers 30A PUSH TO RESET
Datasheet
450In Stock
Min.: 1
Mult.: 1

W58 Thermal Circuit Breaker Thermal Magnetic 30 A 250 VAC 50 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
Datasheet
1.910In Stock
Min.: 1
Mult.: 1

1658 Thermal Circuit Breaker Overcurrent Protection 20 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
Datasheet
542In Stock
500On Order
Min.: 1
Mult.: 1

1658 Thermal Circuit Breaker Overcurrent Protection 5 A 240 VAC 28 VDC 1 Pole Push to Reset - 20 C + 60 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 71B 01A
Datasheet
120In Stock
17On Order
Min.: 1
Mult.: 1

TMC 7 Circuit Breaker Thermal Magnetic 1 A 277 VAC 60 VDC 1 Pole Lever - 35 C + 70 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 72B 03A
Datasheet
71In Stock
69On Order
Min.: 1
Mult.: 1

TMC 7 Circuit Breaker Thermal Magnetic 3 A 277 VAC 125 VDC 2 Pole Lever - 35 C + 70 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 73C 30A
Datasheet
44In Stock
48On Order
Min.: 1
Mult.: 1

TMC 7 Circuit Breaker Thermal Magnetic 30 A 277 VAC 3 Pole Lever - 35 C + 70 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 82B 50A
Datasheet
36In Stock
Min.: 1
Mult.: 1

TMC 8 - 35 C + 70 C
Phoenix Contact Circuit Breakers TMC 82C 30A
Datasheet
86In Stock
115On Order
Min.: 1
Mult.: 1

TMC 8 Circuit Breaker Thermal Magnetic 30 A 240 VAC 125 VDC 2 Pole Lever - 35 C + 70 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 83C 01A
Datasheet
41In Stock
Min.: 1
Mult.: 1

TMC 8 Circuit Breaker Thermal Magnetic 1 A 240 VAC 3 Pole Lever - 35 C + 70 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 81D 40A
Datasheet
69In Stock
Min.: 1
Mult.: 1

TMC 8 Circuit Breaker Thermal Magnetic 40 A 120 VAC 60 VDC 1 Pole Lever - 35 C + 70 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 83D 16A
Datasheet
23In Stock
Min.: 1
Mult.: 1

TMC 8 Circuit Breaker Thermal Magnetic 16 A 240 VAC 3 Pole Lever - 35 C + 70 C Non-Illuminated
Omron Automation and Safety Circuit Breakers DC-Circuit Protector,4 out,UL2
Datasheet
21In Stock
Min.: 1
Mult.: 1
S8V-CP Circuit Breaker Electronic 3.8 A 24 VDC 4 Pole Pushbutton - 25 C + 70 C Non-Illuminated
TE Connectivity / P&B Circuit Breakers 30A 3 POLE 3 TOGGLE
Datasheet
52In Stock
Min.: 1
Mult.: 1

W6 Hydraulic Magnetic Circuit Breaker Hydraulic Magnetic 30 A 277 VAC 3 Pole Toggle - 40 C + 85 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
Datasheet
457In Stock
Min.: 1
Mult.: 1

1658 Thermal Circuit Breaker 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
Datasheet
2In Stock
Min.: 1
Mult.: 1
437 Thermal Circuit Breaker Thermal Magnetic Toggle