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.
More...


Please view our large selection of circuit breakers below.

Results: 151.563
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


E-T-A Circuit Breakers Single pole thermal-magnetic circuit breakers with tease-free, trip-free, press-to-reset, snap action mechanism (R-type TM CBE to EN 60934; M-type with manual release (-H). Available with fast acting and standard magnetic tripping cha
Datasheet
5In Stock
Min.: 1
Mult.: 1
3400 Thermal Circuit Breakers Thermal Magnetic 8 A 240 VAC 65 VDC 1 Pole Push to Reset - 30 C + 60 C Non-Illuminated
E-T-A Circuit Breakers Single pole thermal-magnetic circuit breakers with tease-free, trip-free, press-to-reset, snap action mechanism (R-type TM CBE to EN 60934; M-type with manual release (-H). Available with fast acting and standard magnetic tripping cha
Datasheet
2In Stock
Min.: 1
Mult.: 1

3400 Thermal Circuit Breakers Thermal Magnetic Push to Reset
E-T-A Circuit Breakers Single pole thermal-magnetic circuit breakers with tease-free, trip-free, press-to-reset, snap action mechanism (R-type TM CBE to EN 60934; M-type with manual release (-H). Available with fast acting and standard magnetic tripping cha
Datasheet
6In Stock
Min.: 1
Mult.: 1

3400 Thermal Circuit Breakers Thermal Magnetic Push to Reset
E-T-A Circuit Breakers Single pole thermal-magnetic circuit breakers with tease-free, trip-free, press-to-reset, snap action mechanism (R-type TM CBE to EN 60934; M-type with manual release (-H). Available with fast acting and standard magnetic tripping cha
Datasheet
10In Stock
Min.: 1
Mult.: 1
3400 Thermal Circuit Breakers Thermal Magnetic 200 mA 240 VAC 65 VDC 1 Pole Push to Reset - 30 C + 60 C Non-Illuminated


E-T-A Circuit Breakers Single pole thermal-magnetic circuit breaker with tease-free, trip-free, snap action mechanism and two button operation (M-type TM CBE to EN 60934). Featuring a flange for panel mounting, and optional auxiliary contacts and unprotecte
Datasheet
8In Stock
Min.: 1
Mult.: 1
3500 Thermal Circuit Breakers Thermal Magnetic Push to Reset


E-T-A Circuit Breakers Single pole thermal-magnetic circuit breaker with tease-free, trip-free, snap action mechanism and two button operation (M-type TM CBE to EN 60934). Featuring a flange for panel mounting, and optional auxiliary contacts and unprotecte
Datasheet
1In Stock
Min.: 1
Mult.: 1
3500 Thermal Circuit Breakers Thermal Magnetic 8 A 240 VAC 65 VDC 1 Pole Push to Reset - 30 C + 60 C Non-Illuminated
E-T-A Circuit Breakers Single, two and three pole magnetic circuit breakers with trip-free mechanism and push/pull on/off manual actuation. A choice of fast magnetic only or hydraulically delayed switching characteristics (Stype MO or HM CBE to EN 60934) en
Datasheet
4In Stock
Min.: 1
Mult.: 1

8340-G Hydraulic Magnetic Circuit Breakers Thermal Magnetic 10 A 240 VAC, 415 VAC 80 VDC 1 Pole Toggle - 40 C + 85 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). Single hole threadneck mounting. Type 1410-G1 features changeover contacts suitable for providing statu
Datasheet
46In Stock
Min.: 1
Mult.: 1

1410-G1 Thermal Circuit Breakers Overcurrent Protection 4 A 240 VAC 28 VDC 1 Pole Rocker - 20 C + 70 C Non-Illuminated
E-T-A Circuit Breakers Single pole 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 position. Thr
Datasheet
9In Stock
Min.: 1
Mult.: 1

412 Circuit Breakers Thermal 10 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 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 position. Thr
Datasheet
7In Stock
Min.: 1
Mult.: 1

413 Thermal Circuit Breakers Thermal Magnetic 40 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 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 position. Thr
Datasheet
4In Stock
Min.: 1
Mult.: 1
413 Thermal Circuit Breakers Thermal Magnetic Push-Pull


E-T-A Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload protection of motors
Datasheet
5In Stock
Min.: 1
Mult.: 1
3120-N Thermal Circuit Breakers Overcurrent Protection 2 A 240 VAC 50 VDC 1 Pole Rocker - 30 C + 60 C Non-Illuminated
E-T-A Circuit Breakers Single pole miniaturised magnetic circuit breakers with unique high-speed operating mechanism and push/pull on/off manual actuation. Fitted with electrically separate excitation and switching circuits, and one pair of auxiliary contac
Datasheet
4In Stock
Min.: 1
Mult.: 1

808 4 A 24 VDC 1 Pole Pushbutton - 30 C + 70 C Non-Illuminated


E-T-A Circuit Breakers 508, DM, 2CH, 24VDC, 1A-4A,Variou With Comm, CL2
Datasheet
21In Stock
Min.: 1
Mult.: 1


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
Datasheet
Non-Stocked Lead-Time 6 Weeks
Min.: 1
Mult.: 1
3130-F Circuit Breakers Thermal 2.5 A 240 VAC, 415 VAC 50 VDC 1 Pole Rocker - 30 C + 60 C 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
Datasheet
9In Stock
Min.: 1
Mult.: 1

3130-F Circuit Breakers Thermal 2.5 A 240 VAC, 415 VAC 50 VDC 1 Pole Rocker - 30 C + 60 C Non-Illuminated
E-T-A Circuit Breakers Combination of single pole circuit breaker and ON/OFF switch with soft-touch rocker actuation. Contoured rockers are available with a choice of colours and legends, with optional illumination. The 3131 is sealed to provide IP66 rated
Datasheet
9In Stock
Min.: 1
Mult.: 1

3131-A/C Circuit Breakers Thermal 10 A 1 Pole Rocker
E-T-A Circuit Breakers Combination of single pole circuit breaker and ON/OFF switch with soft-touch rocker actuation. Contoured rockers are available with a choice of colours and legends, with optional illumination. The 3131 is sealed to provide IP66 rated
Datasheet
10In Stock
Min.: 1
Mult.: 1

3131-A/C Circuit Breakers Thermal 15 A 240 VAC 28 VDC 1 Pole Rocker - 20 C + 60 C Illuminated
E-T-A Circuit Breakers The 3120-N...4 IP65 rated thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N...4 is ideally suited for overload p
Datasheet
11In Stock
Min.: 1
Mult.: 1
3120-N Thermal Circuit Breakers Overcurrent Protection 2.5 A 240 VAC 50 VDC 2 Pole Rocker - 30 C + 60 C Illuminated
E-T-A Circuit Breakers Single pole thermal circuit breaker with press-to-reset, tease-free, trip-free, snap action mechanism. Type 2-5700 can be supplied as a push-push switch/circuit breaker (R-type TO CBE to EN 60934 in press-to-reset configuration; S-type with push-push
Datasheet
3In Stock
Min.: 1
Mult.: 1

2-5700 Thermal Circuit Breakers Overcurrent Protection 15 A 250 VAC 28 VDC 1 Pole Push to Reset - 20 C + 60 C Non-Illuminated


E-T-A Circuit Breakers Single pole thermal circuit breakers with push-to-reset, tease-free, trip-free, snap action mechanism (R type TO CBE to EN 60934). Featuring auxiliary contacts (1 x N/C; 1 x N/O) as standard. Options include an additional unprotected circuit tap (-A3
Datasheet
20In Stock
Min.: 1
Mult.: 1
2-6400 Thermal Circuit Breakers Overcurrent Protection 100 mA 250 VAC 28 VDC 1 Pole Push to Reset - 20 C + 60 C Non-Illuminated
E-T-A Circuit Breakers Min Ord Qty 10. The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot
Datasheet
10In Stock
Min.: 1
Mult.: 1
Thermal Circuit Breakers Overcurrent Protection Rocker


E-T-A Circuit Breakers 508, 1P, DM, 48VDC, N/O, 16A
Datasheet
11In Stock
11Expected 9/24/2026
Min.: 1
Mult.: 1
ESX10-TC Circuit Breakers Electronic 16 A 48 VDC 1 Pole Slide - 25 C + 60 C Illuminated
Weidmuller Circuit Breakers QL-A-1-13-DM-KM-5.0
Datasheet
3In Stock
Min.: 1
Mult.: 1
Eaton Electrical Circuit Breakers FAZ-C0,5/1-RT-SP FAZ-NA RT 1P .5A C C
Datasheet
4In Stock
Min.: 1
Mult.: 1
FAZ Circuit Breakers Miniature 500 mA 240 VAC 1 Pole Handle - 40 C + 75 C Non-Illuminated