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: 161.516
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 Minimum Operating Temperature Maximum Operating Temperature Illuminated Packaging
Schneider Electric Circuit Breakers MAN-START 600VAC 40AMP IEC 6In Stock
342,73 €
Min.: 1
Mult.: 1
GV
E-T-A Circuit Breakers 1In Stock
207,84 €
172,27 €
158,79 €
131,22 €
Min.: 1
Mult.: 1
482-G Thermal Circuit Breakers 4 A 115 VAC 28 VDC 1 Pole Push-Pull - 55 C + 75 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
211,99 €
160,53 €
145,62 €
Min.: 1
Mult.: 1
482-G Thermal Circuit Breakers 6 A 115 VAC 28 VDC 1 Pole Push-Pull - 55 C + 75 C Non-Illuminated


AIRPAX Circuit Breakers 3In Stock
91,68 €
86,86 €
82,04 €
78,43 €
Min.: 1
Mult.: 1
Thermal Circuit Breakers Thermal 7.5 A 2 Pole Rocker - 40 C + 85 C Non-Illuminated


E-T-A Circuit Breakers MoQ=10 Non-Preferred Part (Build to Order) - Alternative Stocked Part Number 2210-S211-P1M1-Z141-20A 93 9In Stock
212,33 €
175,99 €
166,46 €
145,86 €
Min.: 1
Mult.: 1
2210-S2 Thermal Circuit Breakers Thermal Magnetic 20 A 250 VAC, 433 VAC 65 VDC 1 Pole Toggle - 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 80In Stock
50,20 €
41,64 €
38,61 €
32,97 €
Min.: 1
Mult.: 1
3130-F Thermal Overcurrent 7 A 415 VAC 50 VDC 2 Pole Rocker - 30 C + 60 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 25In Stock
152,41 €
151,74 €
139,30 €
100,42 €
98,01 €
Min.: 1
Mult.: 1
482 Thermal Circuit Breakers Thermal 35 A 115 VAC 28 VDC 1 Pole Push-Pull - 55 C + 75 C Non-Illuminated
ABB Circuit Breakers RCBO DS201 2P C20A 30MA UL
Product available only to OEM/EMS and design business customers. Product is not shipped to consumers in the EU or the UK
18In Stock
30Expected 1/14/2027
245,75 €
216,19 €
202,51 €
180,38 €
Min.: 1
Mult.: 1
Eaton Electrical Circuit Breakers QBHW 3P 100A 240VAC MAX 22KAIC 1In Stock
1.370,15 €
Min.: 1
Mult.: 1


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 sui 66In Stock
34,68 €
28,77 €
26,53 €
22,23 €
19,66 €
Min.: 1
Mult.: 1
3120-N Thermal Circuit Breakers Overcurrent Protection 20 A 240 VAC 50 VDC 2 Pole Rocker - 30 C + 60 C Non-Illuminated
ABB Circuit Breakers UL489 MCB 3P Z 40A 480/277
Product available only to OEM/EMS and design business customers. Product is not shipped to consumers in the EU or the UK
10In Stock
183,78 €
152,32 €
141,35 €
Min.: 1
Mult.: 1
SU200M Circuit Breakers 40 A 3 Pole
TE Connectivity / Raychem Circuit Breakers 30AMP 277VAC TOGGLE 2 POLE 14In Stock
144Expected 1/11/2027
202,66 €
178,04 €
Min.: 1
Mult.: 1
W6 Hydraulic Magnetic Circuit Breakers Hydraulic Magnetic 30 A 277 VAC 2 Pole Toggle - 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 1.909In Stock
6,26 €
5,96 €
3,84 €
3,20 €
Min.: 1
Mult.: 1
1658 Thermal Circuit Breakers Overcurrent Protection 20 A 240 VAC 28 VDC 1 Pole Push to Reset - 20 C + 60 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 71C 30A 505In Stock
19,48 €
Min.: 1
Mult.: 1
TMC 7 Circuit Breakers Thermal Magnetic 30 A 277 VAC 60 VDC 1 Pole Lever - 35 C + 70 C Non-Illuminated
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 30A BLK 152In Stock
84,22 €
76,36 €
76,35 €
71,09 €
69,97 €
Min.: 1
Mult.: 1
W9 Hydraulic Magnetic Circuit Breakers Hydraulic Magnetic 30 A 277 VAC 1 Pole Toggle - 40 C + 85 C Non-Illuminated
TE Connectivity / P&B Circuit Breakers 50A 2 POLE 2 TOGGLE 71In Stock
154,08 €
Min.: 1
Mult.: 1
W9 Hydraulic Magnetic Circuit Breakers Hydraulic Magnetic 50 A 277 VAC 2 Pole Toggle - 40 C + 85 C Non-Illuminated
E-T-A Circuit Breakers MoQ=10 Non-Preferred Part (Build to Order) - Alternative Stocked Part Number 2210-S221-P1M1-Z241-12A 94 10In Stock
220,76 €
154,51 €
146,09 €
143,71 €
Min.: 1
Mult.: 1
2210-S2 Thermal Circuit Breakers Thermal Magnetic Toggle


TE Connectivity / P&B Circuit Breakers 5A ROCKR ACT RED ILL 481In Stock
5,01 €
4,51 €
3,80 €
3,67 €
Min.: 1
Mult.: 1
W51 Circuit Breakers Thermal 5 A 250 VAC 50 VDC 1 Pole Rocker 0 C + 50 C Illuminated


TE Connectivity / P&B Circuit Breakers CIRCUIT BRKER 1POLE 8Amps Rocker 676In Stock
5,83 €
5,01 €
4,07 €
3,63 €
Min.: 1
Mult.: 1
W51 Circuit Breakers Thermal 8 A 250 VAC 50 VDC 1 Pole Rocker 0 C + 50 C Illuminated Tray
TE Connectivity / P&B Circuit Breakers 12A PUSH TO RESET QC 916In Stock
7,11 €
6,42 €
5,62 €
Min.: 1
Mult.: 1
W58 Thermal Circuit Breakers Thermal Magnetic 12 A 250 VAC 50 VDC 1 Pole Push to Reset - 20 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 92In Stock
34,37 €
28,52 €
26,30 €
22,79 €
Min.: 1
Mult.: 1
2-6500 Circuit Breakers Overcurrent Protection 2 A 250 VAC 28 VDC 1 Pole - 10 C + 60 C Non-Illuminated
E-T-A Circuit Breakers Single pole high performance thermal-magnetic circuit breaker, with tease-free, trip-free, snap action mechanism and push/pull on/off actuation (M-type TM CBE to EN 60934). An indicator band on the push button clearly shows the tripped/off position. 13In Stock
290,59 €
259,69 €
Min.: 1
Mult.: 1
452 Circuit Breakers Thermal Magnetic 100 A 28 VDC 1 Pole Pushbutton - 55 C + 75 C Non-Illuminated
Phoenix Contact Circuit Breakers TMC 71D 20A 683In Stock
396Expected 11/9/2026
19,48 €
Min.: 1
Mult.: 1
TMC 7 Circuit Breakers Thermal Magnetic 20 A 277 VAC 60 VDC 1 Pole Lever - 35 C + 70 C Non-Illuminated


TE Connectivity / P&B Circuit Breakers 0.75A PUSH TO RESET 520In Stock
6,79 €
6,05 €
5,61 €
5,44 €
5,15 €
Min.: 1
Mult.: 1
W28 Thermal Circuit Breakers Thermal Magnetic 750 mA 250 VAC 32 VDC 1 Pole Push to Reset - 20 C + 60 C Non-Illuminated


TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER THERMAL 13A BLK 535In Stock
3,56 €
3,45 €
3,25 €
2,88 €
2,78 €
Min.: 1
Mult.: 1
W28 Thermal Circuit Breakers Thermal Magnetic 13 A 250 VAC 32 VDC 1 Pole Push to Reset - 20 C + 60 C Non-Illuminated