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: 151,461
Select Image Part # Mfr. Description Datasheet Availability Pricing (GBP) 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 Minimum Operating Temperature Maximum Operating Temperature Illuminated Packaging
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 1In Stock
Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Hydraulic Magnetic 35 A 3 Pole - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 4In Stock
Min.: 1
Mult.: 1
IEL Circuit Breakers Hydraulic Magnetic 25 A 1 Pole - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 1In Stock
Min.: 1
Mult.: 1
IAL/IDL/IML/IUL Circuit Breakers Hydraulic Magnetic 1 A 1 Pole Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 2In Stock
Min.: 1
Mult.: 1
Snapak Thermal Circuit Breakers Thermal 30 A 1 Pole - 40 C + 85 C Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 2In Stock
Min.: 1
Mult.: 1
Snapak Thermal Circuit Breakers Thermal 15 A 1 Pole - 40 C + 85 C Non-Illuminated
ABB Circuit Breakers MCB SU200MR RTT 2P K 13A BCP
4In Stock
Min.: 1
Mult.: 1
SU200MR Circuit Breakers 13 A 2 Pole
ABB Circuit Breakers MCB SU200ML 3P K 25A UL 489
5In Stock
Min.: 1
Mult.: 1
SU200ML Circuit Breakers 25 A 3 Pole


Schneider Electric Circuit Breakers COIL ST MX 24V AC/DC FOR GV4 BV4 1In Stock
Min.: 1
Mult.: 1
Schneider Electric Circuit Breakers MotBreak GV4PE Th/Mag 115A 100kA Elink 1In Stock
Min.: 1
Mult.: 1

GV
E-T-A Circuit Breakers 8In Stock
Min.: 1
Mult.: 1
3120-N Thermal Circuit Breakers Overcurrent Protection 10 A 240 VAC 50 VDC 1 Pole - 30 C + 60 C Illuminated
Square D Circuit Breakers MINIATURE CIRCUIT BREAKER 120/240V 20A 1In Stock
Min.: 1
Mult.: 1


Littelfuse Circuit Breakers CIR BRKR 25AMP 47In Stock
Min.: 1
Mult.: 1

Circuit Breakers Automotive 25 A 12 VDC Non-Illuminated Bulk
E-T-A Circuit Breakers 7In Stock
Min.: 1
Mult.: 1
3120-N Thermal Circuit Breakers Overcurrent Protection 2 A 240 VAC 50 VDC 1 Pole - 30 C + 60 C 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 238In Stock
Min.: 1
Mult.: 1

1658 Thermal Circuit Breakers Overcurrent Protection 25 A 240 VAC 28 VDC 1 Pole - 20 C + 60 C Non-Illuminated
Phoenix Contact Circuit Breakers EC-E1 8A 8 A, N/O SIGNAL CNT 11In Stock
Min.: 1
Mult.: 1

EC-E Circuit Breakers Electronic 8 A 24 VDC 1 Pole 0 C + 50 C Non-Illuminated Bulk
Phoenix Contact Circuit Breakers CB TM2 8A SFB P 7In Stock
Min.: 1
Mult.: 1

CB TM2 Circuit Breakers Thermal Magnetic 8 A 80 VDC 2 Pole - 30 C + 60 C Non-Illuminated


Phoenix Contact Circuit Breakers TMC 42-01-10A 12In Stock
Min.: 1
Mult.: 1

TMC Circuit Breakers Thermal Magnetic 10 A 250 VAC 80 VDC 1 Pole 0 C + 55 C Non-Illuminated
Omron Automation and Safety Circuit Breakers 3 pole motor circuit protector
3In Stock
Min.: 1
Mult.: 1
TE Connectivity Circuit Breakers CKTBKR THERM ROCK QC.250 118In Stock
Min.: 1
Mult.: 1

W33 Circuit Breakers Thermal 12 A 250 VAC 50 VDC 2 Pole - 20 C + 60 C Illuminated
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 15A BLK 104In Stock
Min.: 1
Mult.: 1

W9 Hydraulic Magnetic Circuit Breakers Hydraulic Magnetic 15 A 277 VAC 1 Pole - 40 C + 85 C Non-Illuminated
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 5A BLACK 48In Stock
Min.: 1
Mult.: 1

W6 Hydraulic Magnetic Circuit Breakers Hydraulic Magnetic 5 A 277 VAC 1 Pole - 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 247In 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
Phoenix Contact Circuit Breakers TMC 1 F1 100 16,0A 11In Stock
Min.: 1
Mult.: 1

Circuit Breakers Thermal Magnetic 16 A 65 VDC 1 Pole - 30 C + 60 C Non-Illuminated Bulk
TE Connectivity / AMP Circuit Breakers W67-X2Q50-30 M6/M7/M9/W6/W7 111In Stock
Min.: 1
Mult.: 1

W6 Circuit Breakers Hydraulic Magnetic 30 A 65 VDC 1 Pole - 40 C + 85 C Non-Illuminated
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 7A WHITE 93In Stock
Min.: 1
Mult.: 1

W6 Hydraulic Magnetic Circuit Breakers Hydraulic Magnetic 7 A 277 VAC 1 Pole - 40 C + 85 C Non-Illuminated