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: 151 473
Select Image Part # Mfr. Description Datasheet Availability Pricing (PLN) 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


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 suite 9In Stock
177,45 zł
125,14 zł
119,64 zł
118,36 zł
Min.: 1
Mult.: 1
3120-N Thermal Circuit Breakers Overcurrent Protection 18 A 115 VAC 50 VDC 2 Pole Rocker - 30 C + 60 C 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 10In Stock
149,16 zł
123,73 zł
114,09 zł
90,68 zł
Min.: 1
Mult.: 1
3131-A/C Circuit Breakers Thermal 3 A 1 Pole Rocker
E-T-A Circuit Breakers Single pole three-position switch with latching or momentary switch functions. Featuring a soft-touch contoured rocker actuator with optional illumination. The 3131 is sealed to provide IP66 rated front of panel water splash protectio 12In Stock
149,03 zł
123,60 zł
118,32 zł
90,64 zł
Min.: 1
Mult.: 1
3131-B/D Circuit Breakers Thermal 20 A 32 VDC 3 Pole Rocker - 20 C + 60 C Illuminated


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 7In Stock
357,37 zł
298,94 zł
283,23 zł
236,06 zł
220,31 zł
Min.: 1
Mult.: 1
3120-N Thermal Circuit Breakers Overcurrent Protection Rocker
E-T-A Circuit Breakers 508, 1P, PL, 24VDC, N/O, RF, SF, 1A ATEX 2In Stock
423,59 zł
366,30 zł
352,57 zł
339,33 zł
Min.: 1
Mult.: 1
ESX10-E Circuit Breakers Electronic 1 A 24 VDC 1 Pole Slide 0 C + 50 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 3In Stock
299,77 zł
225,15 zł
205,92 zł
187,88 zł
181,76 zł
Min.: 1
Mult.: 1
3130-F Thermal Overcurrent 1.5 A 415 VAC 50 VDC 3 Pole Rocker - 30 C + 60 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 8In Stock
236,37 zł
203,32 zł
163,02 zł
145,82 zł
140,76 zł
Min.: 1
Mult.: 1
3130-F Thermal Overcurrent 415 VAC 50 VDC 3 Pole Rocker - 30 C + 60 C Non-Illuminated
E-T-A Circuit Breakers 5In Stock
157,78 zł
130,90 zł
120,74 zł
101,20 zł
Min.: 1
Mult.: 1
3130-F Circuit Breakers Thermal 20 A 240 VAC, 415 VAC 50 VDC 2 Pole Rocker - 30 C + 60 C 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 10In Stock
149,16 zł
123,73 zł
114,09 zł
90,68 zł
Min.: 1
Mult.: 1
3131-A/C Circuit Breakers Thermal 15 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 4In Stock
136,05 zł
112,86 zł
93,02 zł
82,06 zł
Min.: 1
Mult.: 1
3131-A/C Circuit Breakers Thermal 20 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 3In Stock
149,16 zł
123,73 zł
102,61 zł
90,68 zł
Min.: 1
Mult.: 1
3131-A/C Circuit Breakers Thermal 10 A 240 VAC 28 VDC 1 Pole Rocker - 20 C + 60 C Illuminated
E-T-A Circuit Breakers ETA Circuit Breakers 5In Stock
698,37 zł
579,08 zł
480,88 zł
449,06 zł
Min.: 1
Mult.: 1
3140
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 protectio 19In Stock
384,12 zł
329,34 zł
294,98 zł
253,70 zł
Min.: 1
Mult.: 1
3120-N Thermal Circuit Breakers Overcurrent Protection Rocker
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 45In Stock
93,46 zł
68,77 zł
62,83 zł
47,30 zł
Min.: 1
Mult.: 1
1410-G1 Thermal Circuit Breakers Overcurrent Protection 630 mA 240 VAC 28 VDC 1 Pole Rocker - 20 C + 70 C Non-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-typ 1In Stock
177,45 zł
137,19 zł
116,60 zł
109,43 zł
92,88 zł
Min.: 1
Mult.: 1
2-5700 Thermal Circuit Breakers Overcurrent Protection 20 A 250 VAC 28 VDC 1 Pole Push to Reset - 20 C + 60 C Non-Illuminated
E-T-A Circuit Breakers AC PEM, w/ 2 pole , 3A, black rocker, C14 std filtered inlet, pre-wired 1In Stock
306,42 zł
254,19 zł
236,37 zł
196,99 zł
Min.: 1
Mult.: 1
Thermal Circuit Breakers Overcurrent Protection 3 A 240 VAC 50 VDC 2 Pole Rocker - 30 C + 60 C Non-Illuminated
Weidmuller Circuit Breakers QY-2-13-DM-U2-5.0 6In Stock
406,78 zł
403,74 zł
283,18 zł
280,24 zł
Min.: 1
Mult.: 1
AC
Eaton Electrical Circuit Breakers FAZ 2P 13A C CURVE ring term 3In Stock
1 825,25 zł
1 322,42 zł
1 259,68 zł
Min.: 1
Mult.: 1
FAZ Circuit Breakers Miniature 13 A 240 VAC, 415 VAC 2 Pole Handle - 40 C + 75 C Non-Illuminated
Eaton Electrical Circuit Breakers FAZ-NA UL 489 MCB 240VAC 4P 30A D CURVE 1In Stock
2Expected 11/4/2026
1 531,38 zł
1 269,22 zł
1 170,00 zł
966,64 zł
Min.: 1
Mult.: 1
FAZ Circuit Breakers Miniature 30 A 240 VAC, 415 VAC 4 Pole Handle - 40 C + 75 C Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 2In Stock
206,40 zł
Min.: 1
Mult.: 1
Snapak Thermal Circuit Breakers Thermal 15 A 1 Pole Rocker - 40 C + 85 C Non-Illuminated
Sensata Technologies Circuit Breakers 1In Stock
85,62 zł
78,89 zł
Min.: 1
Mult.: 1
Snapak Thermal Circuit Breakers Thermal Paddle
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 1In Stock
1 416,89 zł
Min.: 1
Mult.: 1
214 Circuit Breakers Hydraulic Magnetic 4 A 240 VAC, 415 VAC 4 Pole Toggle - 40 C + 85 C Non-Illuminated
AIRPAX Circuit Breakers Cir Brkr Hyd Mag 1In Stock
693,79 zł
Min.: 1
Mult.: 1
IEL

AIRPAX Circuit Breakers Cir Brkr Hyd Mag 1In Stock
885,32 zł
Min.: 1
Mult.: 1
Circuit Breakers 1 Pole Rocker - 40 C + 85 C


AIRPAX Circuit Breakers Cir Brkr,HydMag 7In Stock
402,51 zł
Min.: 1
Mult.: 1