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 (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
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 1In Stock
Min.: 1
Mult.: 1
IAL/IDL/IML/IUL Circuit Breakers Hydraulic Magnetic 5 A 250 VAC 80 VDC 1 Pole Handle - 40 C + 85 C Non-Illuminated
Altech Circuit Breakers 3.5A MCB GCHAR 1pl 277VAC UL508 3In Stock
Min.: 1
Mult.: 1

UM Circuit Breakers G-Trip 3.5 A 277 VAC 42 VDC 1 Pole Handle - 25 C + 55 C Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 1In Stock
Min.: 1
Mult.: 1

Circuit Breakers Hydraulic Magnetic 10 A 240 VAC 80 VDC 1 Pole Toggle - 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 50 A 2 Pole Handle Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 2In Stock
Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Hydraulic Magnetic 20 A 2 Pole Handle - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 2In Stock
Min.: 1
Mult.: 1
IUGH Circuit Breakers 20 A 2 Pole Toggle - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers 1In Stock
Min.: 1
Mult.: 1
Circuit Breakers Hydraulic Magnetic 2 A 1 Pole Rocker - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr, HydMag, 1 pl, 80VDC,10A, UL489A 1In Stock
Min.: 1
Mult.: 1
Snapak Thermal Circuit Breakers Thermal 6 A 1 Pole Push-Pull - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 1In Stock
Min.: 1
Mult.: 1

Snapak Thermal Circuit Breakers Thermal 12 A 250 VAC 65 VDC 2 Pole Push-Pull - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 2In Stock
Min.: 1
Mult.: 1
Snapak Thermal Circuit Breakers Thermal 7.5 A 1 Pole Rocker - 40 C + 85 C Illuminated
AIRPAX Circuit Breakers Cir Brkr, HydMag, 1 pl, 32VDC/125VAC, 10A 2In Stock
Min.: 1
Mult.: 1
Snapak Thermal Circuit Breakers Thermal 2 Pole Paddle - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr,HydMag 5In Stock
Min.: 1
Mult.: 1
ABB Circuit Breakers A1N 100 TMF 70-700 3P F F UL 2In Stock
8On Order
Min.: 1
Mult.: 1
ABB Circuit Breakers A1N 100 TMF 80-800 3P F F UL 3In Stock
Min.: 1
Mult.: 1
ABB Circuit Breakers RCBO DS201 2P C16A 30MA UL
3In Stock
Min.: 1
Mult.: 1
ABB Circuit Breakers UL489 MCB 1P Z 8A 480/277
5In Stock
Min.: 1
Mult.: 1
SU200M Circuit Breakers 8 A 1 Pole
ABB Circuit Breakers MCB SU200MR RTT 2P K 2A BCP
6In Stock
Min.: 1
Mult.: 1
SU200MR Circuit Breakers 2 A 2 Pole


Carling Technologies Circuit Breakers CIRCUIT BREAKER 42In Stock
10Expected 8/20/2026
Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers 4.75 A 277 VAC 80 VDC 1 Pole Handle - 40 C + 85 C Non-Illuminated
TE Connectivity / P&B Circuit Breakers 5A 1POLE HYD MAGNTC 137In 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
IDEC Circuit Breakers Circuit Protector 15A
5In Stock
Min.: 1
Mult.: 1

NRA Circuit Breakers Magnetic 15 A 250 VAC 65 VDC 2 Pole Lever - 40 C + 85 C Non-Illuminated
E-T-A Circuit Breakers AC PEM, w/ 1 pole , 8A, black pushbutton, C14 inlet, pre-wired 10In Stock
Min.: 1
Mult.: 1

Thermal Circuit Breakers Overcurrent Protection 8 A 250 VAC 1 Pole Push to Reset - 25 C + 60 C Non-Illuminated
E-T-A Circuit Breakers AC PEM, w/ recessed 1 pole , 8A, black pushbutton, C14 inlet, pre-wired 7In Stock
Min.: 1
Mult.: 1

Thermal Circuit Breakers Overcurrent Protection 8 A 250 VAC 1 Pole Push to Reset - 25 C + 60 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 10In Stock
Min.: 1
Mult.: 1
2-6500 Circuit Breakers Overcurrent Protection


E-T-A Circuit Breakers Single pole compact high performance thermal circuit breaker with tease-free, trip-free, snap action mechanism and push/pull on/off manual actuation (M-type TO CBE to EN 60934). An indicator band on the push button clearly shows the tripped/off posit 7In Stock
Min.: 1
Mult.: 1
482-G Thermal Circuit Breakers 20 A 115 VAC 28 VDC 1 Pole Push-Pull - 55 C + 75 C Non-Illuminated
E-T-A Circuit Breakers Single pole high performance thermal circuit breaker, with push-to-reset tease free, trip-free snap action mechanism (R-type TO CBE to EN 60934). Designed for threadneck panel mounting and for applications with a high fault current sw 6In Stock
Min.: 1
Mult.: 1
4130 Thermal Circuit Breakers Thermal Magnetic Push-Pull