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: 151.463
Select Image Part # Mfr. Description Datasheet Availability Pricing (DKK) 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 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
E-T-A Circuit Breakers AC PEM, w/ 1 pole , 3A, black pushbutton, C14 inlet, pre-wired 7In Stock
Min.: 1
Mult.: 1

Thermal Circuit Breakers Overcurrent Protection 3 A 250 VAC 1 Pole Push to Reset - 25 C + 60 C Non-Illuminated
E-T-A Circuit Breakers Single pole press-to-reset thermal circuit breaker with extremely fast overload switching performance (R-type TO CBE to EN 60934). Miniaturised construction minimises PCB real estate required. Largely temperature-insensitive.x -E. Returning the rocke 43In Stock
Min.: 1
Mult.: 1

1410-L4 Thermal Overcurrent 2.25 A 240 VAC 28 VDC 1 Pole Rocker - 20 C + 70 C Non-Illuminated
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 1In Stock
Min.: 1
Mult.: 1

482-G Thermal Circuit Breakers Thermal 40 A 125 VAC 28 VDC 1 Pole Push-Pull - 55 C + 75 C Non-Illuminated


E-T-A Circuit Breakers AC PEM, w/ 2 pole breaker, 5A, black pushbutton, C14 inlet, pre-wired 10In Stock
Min.: 1
Mult.: 1
Thermal Circuit Breakers Overcurrent Protection 5 A 240 VAC 50 VDC 2 Pole Rocker - 30 C + 60 C Non-Illuminated Bulk
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 2In Stock
10Expected 23/10/2026
Min.: 1
Mult.: 1
4130 Thermal Circuit Breakers Thermal Magnetic Push-Pull
E-T-A Circuit Breakers Single and multipole magnetic circuit breakers with trip-free mechanism and toggle actuation. A choice of fast magnetic only or hydraulically delayed switching characteristics (S-type MO or HM CBE to EN 60934) ensures suitability for 10In Stock
Min.: 1
Mult.: 1

8340-F Hydraulic Magnetic Circuit Breakers Thermal Magnetic 20 A 240 VAC, 415 VAC 80 VDC 1 Pole Toggle - 40 C + 85 C Non-Illuminated
E-T-A Circuit Breakers Single and multipole magnetic circuit breakers with trip-free mechanism and toggle actuation. A choice of fast magnetic only or hydraulically delayed switching characteristics (S-type MO or HM CBE to EN 60934) ensures suitability for 2In Stock
Min.: 1
Mult.: 1

8340-F Hydraulic Magnetic Circuit Breakers Thermal Magnetic 40 A 240 VAC, 415 VAC 80 VDC 3 Pole Toggle - 40 C + 85 C Non-Illuminated
E-T-A Circuit Breakers Single and multipole magnetic circuit breakers with trip-free mechanism and toggle actuation. A choice of fast magnetic only or hydraulically delayed switching characteristics (S-type MO or HM CBE to EN 60934) ensures suitability for 3In Stock
Min.: 1
Mult.: 1

8340-F Hydraulic Magnetic Circuit Breakers Thermal Magnetic 20 A 240 VAC, 415 VAC 80 VDC 1 Pole Toggle - 40 C + 85 C Non-Illuminated
E-T-A Circuit Breakers Single, two and three pole rocker switch/thermal trip free circuit breakers (S-type TO CBE to EN 60934) of compact design for snap-in panel mounting. Available either with protection on one/both/all poles or, in the case of the double pole version, p 1In Stock
Min.: 1
Mult.: 1
3130-F Circuit Breakers Thermal 1 A 240 VAC, 415 VAC 50 VDC 1 Pole Rocker - 30 C + 60 C Non-Illuminated