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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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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.	Series	Product	Type	Current Rating	Voltage Rating AC	Voltage Rating DC	Number of Poles	Actuator	Minimum Operating Temperature	Maximum Operating Temperature	Illuminated
Circuit Breakers CIRCUIT-BREAKER SIZE S00,1.4...2A, N-REL 3RV10111BA10 Siemens 1: 303,32 € 4In Stock	Mfr. Part No. 3RV10111BA10 Mouser Part No 982-3RV10111BA10	Siemens	Circuit Breakers CIRCUIT-BREAKER SIZE S00,1.4...2A, N-REL Learn More about Siemens 3rv1 motor starter protectors	Datasheet	4In Stock	303,32 € 269,99 € 255,02 € View Quote	Min.: 1 Mult.: 1	3RV1	Circuit Breakers	Motor Protection	2 A	690 VAC		3 Pole	Toggle	- 20 C	+ 60 C	Non-Illuminated
Circuit Breakers SWITCH_MOTOR_3RV2011-1CA15 3RV20111CA15 Siemens 1: 293,93 € 5In Stock	Mfr. Part No. 3RV20111CA15 Mouser Part No 982-3RV20111CA15	Siemens	Circuit Breakers SWITCH_MOTOR_3RV2011-1CA15 Learn More about Siemens 3rv2 circuit breakers	Datasheet	5In Stock	293,93 € 244,95 € 224,78 € 224,76 € View Quote	Min.: 1 Mult.: 1	3RV2	Circuit Breakers	Motor Protection	2.5 A	690 VAC		3 Pole	Rotary	- 20 C	+ 60 C	Non-Illuminated
Circuit Breakers MSP S0 0.45 - 0.63A SCREW 3RV20210GA10 Siemens 1: 218,44 € 5In Stock	Mfr. Part No. 3RV20210GA10 Mouser Part No 982-3RV20210GA10	Siemens	Circuit Breakers MSP S0 0.45 - 0.63A SCREW Learn More about Siemens 3rv2 circuit breakers	Datasheet	5In Stock	218,44 € 186,37 € 168,00 € 144,26 €	Min.: 1 Mult.: 1	3RV2	Circuit Breakers	Motor Protection	630 mA	690 VAC		3 Pole	Rotary	- 20 C	+ 60 C	Non-Illuminated
Circuit Breakers TMCB UL489 FOR XFRMR S00 5A SCREW 3RV28111FD10 Siemens 1: 518,24 € 3In Stock	Mfr. Part No. 3RV28111FD10 Mouser Part No 982-3RV28111FD10	Siemens	Circuit Breakers TMCB UL489 FOR XFRMR S00 5A SCREW Learn More about Siemens 3rv2 circuit breakers	Datasheet	3In Stock	518,24 € 430,15 € 396,31 €	Min.: 1 Mult.: 1	3RV2	Circuit Breakers	Transformer Protection	5 A	690 VAC		3 Pole	Rotary	- 20 C	+ 60 C	Non-Illuminated
Circuit Breakers SUP PTOR 5SY4 3P 480V 4A 5K C-TRIP 5SY43047 Siemens 1: 149,36 € 5In Stock	Mfr. Part No. 5SY43047 Mouser Part No 982-5SY43047	Siemens	Circuit Breakers SUP PTOR 5SY4 3P 480V 4A 5K C-TRIP Learn More about Siemens 5sy4 mini circuit breakers	Datasheet	5In Stock	149,36 € 138,54 € 114,08 €	Min.: 1 Mult.: 1		Circuit Breakers	Miniature	4 A	400 VAC	60 VDC	3 Pole	Lever	- 40 C	+ 70 C	Non-Illuminated
Circuit Breakers MoQ=10 Non-Preferred Part (Build to Order) - Alternative Stocked Part Number 2210-S211-P1M1-Z141-8A 92 2210-S211-P1F1-H111-8A E-T-A 1: 212,36 € 10In Stock	Mfr. Part No. 2210-S211-P1F1-H111-8A Mouser Part No 457-10S211P1F1H1118A	E-T-A	Circuit Breakers MoQ=10 Non-Preferred Part (Build to Order) - Alternative Stocked Part Number 2210-S211-P1M1-Z141-8A 92 Learn More about E-T-A e t a 2210 s2 thermal magnetic circuit breakers	Datasheet	10In Stock	212,36 € 148,63 € 140,52 € 136,74 € View Quote	Min.: 1 Mult.: 1	2210-S2	Thermal Circuit Breakers	Thermal Magnetic					Toggle
Circuit Breakers 1077, 1P, plug, 250VAC/72VDC, T, w/switch function, 0.5A 1180-01-0.5A E-T-A 1: 20,64 € 53In Stock	Mfr. Part No. 1180-01-0.5A Mouser Part No 457-1180-01-0.5A	E-T-A	Circuit Breakers 1077, 1P, plug, 250VAC/72VDC, T, w/switch function, 0.5A Learn More about E-T-A e t a 1180 circuit breakers	Datasheet	53In Stock	20,64 € 17,57 € 16,26 € 13,92 € View 13,31 € 12,15 € 11,73 €	Min.: 1 Mult.: 1	1180	Circuit Breakers	Overcurrent Protection	500 mA	250 VAC	65 VDC	1 Pole	Push-Push	- 20 C	+ 60 C	Non-Illuminated
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). Designed for plug-in mounting with E-T-A sockets 17-P10-Si, 23-P10-Si, 63-P10-Si; or 3600-P10-SI-0.5A E-T-A 1: 100,88 € 15In Stock	Mfr. Part No. 3600-P10-SI-0.5A Mouser Part No 457-3600-P10-SI-0.5A	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). Designed for plug-in mounting with E-T-A sockets 17-P10-Si, 23-P10-Si, 63-P10-Si; or	Datasheet	15In Stock	100,88 € 81,85 € 77,90 € 75,72 € View 73,73 € Quote	Min.: 1 Mult.: 1	3600	Thermal Circuit Breakers	Thermal Magnetic	500 mA	240 VAC	65 VDC	1 Pole	Pushbutton Dual	- 30 C	+ 60 C	Non-Illuminated
Circuit Breakers 489, 2P, DM, 480VAC/60VDC, C, 15A 4230-T120-K0CU-15A E-T-A 1: 49,13 € 19In Stock	Mfr. Part No. 4230-T120-K0CU-15A Mouser Part No 457-4230T120K0CU15	E-T-A	Circuit Breakers 489, 2P, DM, 480VAC/60VDC, C, 15A Learn More about E-T-A eta 4230 t mcb	Datasheet	19In Stock	49,13 € 42,23 € 39,11 € 34,15 € View 31,46 € 30,99 €	Min.: 1 Mult.: 1	4230-T	Miniature Circuit Breakers	Thermal Magnetic	15 A	415 VAC	125 VDC	2 Pole	Toggle	- 35 C	+ 70 C	Non-Illuminated
Circuit Breakers Cir Brkr,HydMag IULNK1-1-51-2.00-K AIRPAX 1: 85,27 € 13In Stock	Mfr. Part No. IULNK1-1-51-2.00-K Mouser Part No 874-IULNK11512K	AIRPAX	Circuit Breakers Cir Brkr,HydMag	Datasheet	13In Stock	85,27 €	Min.: 1 Mult.: 1	IAL/IDL/IML/IUL	Circuit Breakers	Hydraulic Magnetic	2 A				Handle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers MSP,GROUP TAP,S00,CL10,5.5-8A,SCREW 3RV10111HA10 Siemens 1: 352,86 € 3In Stock	Mfr. Part No. 3RV10111HA10 Mouser Part No 982-3RV10111HA10	Siemens	Circuit Breakers MSP,GROUP TAP,S00,CL10,5.5-8A,SCREW Learn More about Siemens 3rv1 motor starter protectors	Datasheet	3In Stock	352,86 € 283,05 € 267,00 € View Quote	Min.: 1 Mult.: 1	3RV1	Circuit Breakers	Motor Protection	8 A	690 VAC		3 Pole	Toggle	- 20 C	+ 60 C	Non-Illuminated
Circuit Breakers MSP S0 0.55 - 0.8A SCREW 3RV20210HA10 Siemens 1: 232,23 € 4In Stock	Mfr. Part No. 3RV20210HA10 Mouser Part No 982-3RV20210HA10	Siemens	Circuit Breakers MSP S0 0.55 - 0.8A SCREW Learn More about Siemens 3rv2 circuit breakers	Datasheet	4In Stock	232,23 € 192,48 € 177,42 € 153,17 €	Min.: 1 Mult.: 1	3RV2	Circuit Breakers	Motor Protection	800 mA	690 VAC		3 Pole	Rotary	- 20 C	+ 60 C	Non-Illuminated
Circuit Breakers MSP S0 7-10A SCREW 3RV20211JA10 Siemens 1: 281,61 € 5In Stock	Mfr. Part No. 3RV20211JA10 Mouser Part No 982-3RV20211JA10	Siemens	Circuit Breakers MSP S0 7-10A SCREW Learn More about Siemens 3rv2 circuit breakers	Datasheet	5In Stock	281,61 € 234,36 € 215,09 € 191,20 € View Quote	Min.: 1 Mult.: 1	3RV2	Circuit Breakers	Motor Protection	10 A	690 VAC		3 Pole	Rotary	- 20 C	+ 60 C	Non-Illuminated
Circuit Breakers MCB 5SJ4 1P 240V 2A SAME PH 14K C-TRIP 5SJ41027HG40 Siemens 1: 67,74 € 14In Stock	Mfr. Part No. 5SJ41027HG40 Mouser Part No 982-5SJ41027HG40	Siemens	Circuit Breakers MCB 5SJ4 1P 240V 2A SAME PH 14K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	14In Stock	67,74 € 56,85 € 50,16 € 43,38 € 39,95 €	Min.: 1 Mult.: 1	5SJ4	Circuit Breakers	Miniature	2 A	240 VAC	60 VDC	1 Pole	Lever	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers Miniaturised single pole thermal circuit breaker with push-to-reset tease free, trip-free, snap action mechanism (R-type TO CBE to EN 60934), threadneck mounting. Approved to CBE standard EN 60934 (IEC 60934). For higher current rati 106-M2-P30-4A E-T-A 1: 13,60 € 95In Stock	Mfr. Part No. 106-M2-P30-4A Mouser Part No 457-106-M2-P30-4A	E-T-A	Circuit Breakers Miniaturised single pole thermal circuit breaker with push-to-reset tease free, trip-free, snap action mechanism (R-type TO CBE to EN 60934), threadneck mounting. Approved to CBE standard EN 60934 (IEC 60934). For higher current rati	Datasheet	95In Stock	13,60 € 11,28 € 10,41 € 10,38 € 9,56 €	Min.: 1 Mult.: 1	106-M2	Thermal Circuit Breakers	Overcurrent Protection	4 A	240 VAC	48 VDC	1 Pole	Push to Reset	- 20 C	+ 60 C	Non-Illuminated
Circuit Breakers Single pole switch/thermal circuit breaker (S-type TO CBE to EN 60934) with tease-free, trip-free, snap action mechanism. Designed for snap-in panel mounting utilising round hole or industry standard fuse-holder cut-out dimensions. Fe 1110-F112-P1M1-6A E-T-A 1: 25,61 € 48In Stock	Mfr. Part No. 1110-F112-P1M1-6A Mouser Part No 457-1110F112P1M16A	E-T-A	Circuit Breakers Single pole switch/thermal circuit breaker (S-type TO CBE to EN 60934) with tease-free, trip-free, snap action mechanism. Designed for snap-in panel mounting utilising round hole or industry standard fuse-holder cut-out dimensions. Fe	Datasheet	48In Stock	25,61 € 15,15 € 14,41 € 13,58 € 13,53 €	Min.: 1 Mult.: 1	1110-Fx12-P1M1	Circuit Breakers	Thermal	6 A	250 VAC	50 VDC	1 Pole	Push to Reset	- 20 C	+ 60 C	Non-Illuminated
Circuit Breakers MSP S00 0.28-0.4A SCREW 3RV20110EA10 Siemens 1: 209,47 € 5In Stock	Mfr. Part No. 3RV20110EA10 Mouser Part No 982-3RV20110EA10	Siemens	Circuit Breakers MSP S00 0.28-0.4A SCREW Learn More about Siemens 3rv2 circuit breakers	Datasheet	5In Stock	209,47 € 173,63 € 157,30 € 136,68 €	Min.: 1 Mult.: 1	3RV2	Circuit Breakers	Motor Protection	400 mA	690 VAC		3 Pole	Rotary	- 20 C	+ 60 C	Non-Illuminated
Circuit Breakers MSP S00 0.7-1A SCREW 3RV20110JA10 Siemens 1: 223,45 € 6In Stock	Mfr. Part No. 3RV20110JA10 Mouser Part No 982-3RV20110JA10	Siemens	Circuit Breakers MSP S00 0.7-1A SCREW Learn More about Siemens 3rv2 circuit breakers	Datasheet	6In Stock	223,45 € 193,84 € 170,86 € 146,80 €	Min.: 1 Mult.: 1	3RV2	Circuit Breakers	Motor Protection	1 A	690 VAC		3 Pole	Rotary	- 20 C	+ 60 C	Non-Illuminated
Circuit Breakers SP S0 14-20A AUX 1NO 1NC SCREW 3RV20214BA15 Siemens 1: 343,77 € 4In Stock	Mfr. Part No. 3RV20214BA15 Mouser Part No 982-3RV20214BA15	Siemens	Circuit Breakers SP S0 14-20A AUX 1NO 1NC SCREW Learn More about Siemens 3rv2 circuit breakers	Datasheet	4In Stock	343,77 € 285,82 € 263,41 €	Min.: 1 Mult.: 1	3RV2	Circuit Breakers	Motor Protection	20 A	690 VAC		3 Pole	Rotary	- 20 C	+ 60 C	Non-Illuminated
Circuit Breakers MSP S0 17-22A SCREW 3RV20214CA10 Siemens 1: 307,26 € 5In Stock	Mfr. Part No. 3RV20214CA10 Mouser Part No 982-3RV20214CA10	Siemens	Circuit Breakers MSP S0 17-22A SCREW Learn More about Siemens 3rv2 circuit breakers	Datasheet	5In Stock	307,26 € 256,13 € 236,18 € 236,17 € Quote Quote	Min.: 1 Mult.: 1	3RV2	Circuit Breakers	Motor Protection	22 A	690 VAC		3 Pole	Rotary	- 20 C	+ 60 C	Non-Illuminated
Circuit Breakers MSP S0 20-25A AUX 1NO 1NC SCREW 3RV20214DA15 Siemens 1: 400,22 € 3In Stock	Mfr. Part No. 3RV20214DA15 Mouser Part No 982-3RV20214DA15	Siemens	Circuit Breakers MSP S0 20-25A AUX 1NO 1NC SCREW Learn More about Siemens 3rv2 circuit breakers	Datasheet	3In Stock	400,22 € 331,54 € 305,51 €	Min.: 1 Mult.: 1	3RV2	Circuit Breakers	Motor Protection	25 A	690 VAC		3 Pole	Rotary	- 20 C	+ 60 C	Non-Illuminated
Circuit Breakers MSP S2 CLASS 10 18-25A SCREW 3RV20314DA10 Siemens 1: 413,72 € 3In Stock	Mfr. Part No. 3RV20314DA10 Mouser Part No 982-3RV20314DA10	Siemens	Circuit Breakers MSP S2 CLASS 10 18-25A SCREW Learn More about Siemens 3rv2 circuit breakers	Datasheet	3In Stock	413,72 € 342,72 € 315,80 €	Min.: 1 Mult.: 1	3RV2	Circuit Breakers	Motor Protection	25 A	690 VAC		3 Pole	Rotary	- 20 C	+ 60 C	Non-Illuminated
Circuit Breakers CIRCUIT-BREAKER S0 20A NO OVERLOAD 3RV23214BC10 Siemens 1: 285,18 € 3In Stock	Mfr. Part No. 3RV23214BC10 Mouser Part No 982-3RV23214BC10	Siemens	Circuit Breakers CIRCUIT-BREAKER S0 20A NO OVERLOAD Learn More about Siemens 3rv2 circuit breakers	Datasheet	3In Stock	285,18 € 236,29 € 217,85 € 193,77 € View Quote	Min.: 1 Mult.: 1	3RV2	Circuit Breakers	Starter Combination	20 A	690 VAC		3 Pole	Rotary	- 20 C	+ 60 C	Non-Illuminated
Circuit Breakers MCB 5SJ4 1P 240V 20A SAME PH 14K C-TRIP 5SJ41207HG40 Siemens 1: 67,74 € 24In Stock	Mfr. Part No. 5SJ41207HG40 Mouser Part No 982-5SJ41207HG40	Siemens	Circuit Breakers MCB 5SJ4 1P 240V 20A SAME PH 14K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	24In Stock	67,74 € 56,85 € 50,16 € 43,38 € 39,95 €	Min.: 1 Mult.: 1	5SJ4	Circuit Breakers	Miniature	20 A	240 VAC	60 VDC	1 Pole	Lever	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers MCB 5SJ4 3P 480/277 3A 10K D-TRIP 5SJ43038HG42 Siemens 1: 190,22 € 5In Stock	Mfr. Part No. 5SJ43038HG42 Mouser Part No 982-5SJ43038HG42	Siemens	Circuit Breakers MCB 5SJ4 3P 480/277 3A 10K D-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	5In Stock	190,22 € 166,69 € 164,73 € 132,82 € Quote Quote	Min.: 1 Mult.: 1	5SJ4	Circuit Breakers	Miniature	3 A	277 VAC, 480 VAC	60 VDC	3 Pole	Lever	- 25 C	+ 55 C	Non-Illuminated