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: 151,468
Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) 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


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 1,909In Stock
Min.: 1
Mult.: 1

1658 Thermal Circuit Breakers Overcurrent Protection 20 A 240 VAC 28 VDC 1 Pole Push to Reset - 20 C + 60 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 82B 50A 36In Stock
Min.: 1
Mult.: 1

TMC 8 - 35 C + 70 C
Phoenix Contact Circuit Breakers TMC 83C 01A 39In Stock
Min.: 1
Mult.: 1

TMC 8 Circuit Breakers Thermal Magnetic 1 A 240 VAC 3 Pole Lever - 35 C + 70 C Non-Illuminated
Omron Automation and Safety Circuit Breakers DC-Circuit Protector,4 out,UL2 17In Stock
Min.: 1
Mult.: 1
S8V-CP Circuit Breakers Electronic 3.8 A 24 VDC 4 Pole Pushbutton - 25 C + 70 C Non-Illuminated


TE Connectivity / P&B Circuit Breakers 10A 2-P Illum Amber P1 & P2 Trip QC 211In Stock
Min.: 1
Mult.: 1

W33 Circuit Breakers Thermal 10 A 250 VAC 50 VDC 2 Pole Rocker - 20 C + 60 C Illuminated
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 30A BLK 158In 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 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 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 41In 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


TE Connectivity / Raychem Circuit Breakers 15A 2-P Illum Amber P1 & P2 Trip QC 105In Stock
Min.: 1
Mult.: 1

W33 Circuit Breakers Thermal 15 A 250 VAC 50 VDC 2 Pole Rocker - 20 C + 60 C Illuminated
TE Connectivity / P&B Circuit Breakers 5A 1 POLE TOGGLE 114In Stock
Min.: 1
Mult.: 1

W6 Hydraulic Magnetic Circuit Breakers Hydraulic Magnetic 5 A 277 VAC 1 Pole Toggle - 40 C + 85 C Non-Illuminated
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 20A BLK 172In Stock
Min.: 1
Mult.: 1

W9 Hydraulic Magnetic Circuit Breakers Hydraulic Magnetic 20 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 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 72In 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 63In 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
Phoenix Contact Circuit Breakers TMC 83C 20A 46In Stock
Min.: 1
Mult.: 1

TMC 8 Circuit Breakers Thermal Magnetic 20 A 240 VAC 3 Pole Lever - 35 C + 70 C Non-Illuminated