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: 151 462
Select Image Part # Mfr. Description Datasheet Availability Pricing (CRC) 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 Minimum Operating Temperature Maximum Operating Temperature Illuminated Packaging


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 - 40 C + 85 C Non-Illuminated
TE Connectivity / P&B Circuit Breakers W28-XQ1A-16 CIRCUIT BREAKERS 1 327In Stock
Min.: 1
Mult.: 1

W28 Thermal Circuit Breakers Thermal Magnetic 16 A 250 VAC 32 VDC 1 Pole - 20 C + 60 C Non-Illuminated


TE Connectivity / P&B Circuit Breakers 5A ROCKR ACT RED ILL 499In Stock
Min.: 1
Mult.: 1

W51 Circuit Breakers Thermal 5 A 250 VAC 50 VDC 1 Pole 0 C + 50 C Illuminated


TE Connectivity / P&B Circuit Breakers CIRCUIT BRKER 1POLE 8Amps Rocker 706In Stock
Min.: 1
Mult.: 1

W51 Circuit Breakers Thermal 8 A 250 VAC 50 VDC 1 Pole 0 C + 50 C Illuminated Tray


E-T-A Circuit Breakers ETA Circuit Breakers 69In Stock
Min.: 1
Mult.: 1

4130 Thermal Circuit Breakers Thermal Magnetic 50 A 240 VAC 50 VDC 1 Pole Push-Pull - 30 C + 60 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 71B 50A 96In Stock
Min.: 1
Mult.: 1

TMC 7 Circuit Breakers Thermal Magnetic 50 A 277 VAC 60 VDC 1 Pole - 35 C + 70 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 72C 32A 71In Stock
Min.: 1
Mult.: 1

TMC 7 Circuit Breakers Thermal Magnetic 32 A 277 VAC 125 VDC 2 Pole - 35 C + 70 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 73C 63A 31In Stock
Min.: 1
Mult.: 1

TMC 7 Circuit Breakers Thermal Magnetic 63 A 277 VAC 3 Pole - 35 C + 70 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 71D 05A 175In Stock
Min.: 1
Mult.: 1

TMC 7 Circuit Breakers Thermal Magnetic 5 A 277 VAC 60 VDC 1 Pole - 35 C + 70 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 71D 16A 108In Stock
Min.: 1
Mult.: 1

TMC 7 Circuit Breakers Thermal Magnetic 16 A 277 VAC 60 VDC 1 Pole - 35 C + 70 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 81B 20A 343In Stock
Min.: 1
Mult.: 1

TMC 8 Circuit Breakers Thermal Magnetic 20 A 120 VAC 60 VDC 1 Pole - 35 C + 70 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 81C 25A 296In Stock
Min.: 1
Mult.: 1

TMC 8 Circuit Breakers Thermal Magnetic 25 A 120 VAC 60 VDC 1 Pole - 35 C + 70 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 81C 63A 374In Stock
Min.: 1
Mult.: 1

TMC 8 Circuit Breakers Thermal Magnetic 63 A 120 VAC 60 VDC 1 Pole - 35 C + 70 C Non-Illuminated


TE Connectivity / P&B Circuit Breakers W51-A151A1-10=CKTBKR THERM ROCK 587In Stock
Min.: 1
Mult.: 1

W51 Circuit Breakers Supplementary Protector 10 A 125 VAC 50 VDC 1 Pole 0 C + 60 C Non-Illuminated
TE Connectivity / P&B Circuit Breakers 1POLE 12Amps Therm Circuit Brker 915In Stock
Min.: 1
Mult.: 1

W28 Thermal Circuit Breakers Thermal Magnetic 12 A 250 VAC 32 VDC 1 Pole - 20 C + 60 C Non-Illuminated Bulk


TE Connectivity / P&B Circuit Breakers 5A ROCKR ACT NON-ILL 2 504In Stock
Min.: 1
Mult.: 1

W51 Circuit Breakers Thermal 5 A 250 VAC 50 VDC 1 Pole 0 C + 60 C Non-Illuminated


TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER THERMAL 223In Stock
Min.: 1
Mult.: 1

W58 Thermal Circuit Breakers Thermal Magnetic 1.5 A 250 VAC 50 VDC 1 Pole - 20 C + 60 C Non-Illuminated
Altech Circuit Breakers 10A MCB CCHAR 3 PL 480Y/277VAC UL508 32In Stock
Min.: 1
Mult.: 1

UM Circuit Breakers C-Trip 10 A 277 VAC 80 VDC 3 Pole - 25 C + 55 C Non-Illuminated
Murrelektronik Circuit Breakers Mico Pro electronic circuit protection, 4 channel IN: 24 V DC OUT: 24 V DC / 4 A CL2 14In Stock
Min.: 1
Mult.: 1

9 Circuit Breakers MICO 40 A 12 VDC, 24 VDC 4 Pole - 25 C + 55 C Non-Illuminated Bulk
AIRPAX Circuit Breakers CIRCUIT BREAKER 2In Stock
Min.: 1
Mult.: 1
No
AP Circuit Breakers 20 A 250 VAC 50 VDC 1 Pole Toggle 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 - 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 627In Stock
Min.: 1
Mult.: 1

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


Cole Hersee Circuit Breakers CIRCUIT BRKR 15A 12V 945In Stock
Min.: 1
Mult.: 1

Box-Style Circuit Breakers Circuit Breakers Auto Reset 15 A 12 VDC 1 Pole Non-Illuminated Bulk
Cole Hersee Circuit Breakers CIRCUIT BRKR 30A 12V 1 071In Stock
Min.: 1
Mult.: 1

Box-Style Circuit Breakers Circuit Breakers Auto Reset 30 A 12 VDC 1 Pole Non-Illuminated Bulk
Cole Hersee Circuit Breakers CIRCUIT BRKR 50A 12V 190In Stock
Min.: 1
Mult.: 1

Circuit Breakers Auto Reset 50 A 12 VDC 1 Pole Non-Illuminated Bulk