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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 (USD) 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 MCB 5SJ4 2P 240V 30A 10K D-TRIP 5SJ42308HG41 Siemens 1: $178.62 5In Stock	Mfr. Part No. 5SJ42308HG41 Mouser Part No 982-5SJ42308HG41	Siemens	Circuit Breakers MCB 5SJ4 2P 240V 30A 10K D-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	5In Stock	$178.62 $142.51 $141.00 $130.79 View Quote	Min.: 1 Mult.: 1		Circuit Breakers	Miniature	30 A	240 VAC	60 VDC	2 Pole	Lever	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers SUP PTOR 5SY4 2P 480V 40A 5K B-TRIP 5SY42406 Siemens 1: $143.65 5In Stock	Mfr. Part No. 5SY42406 Mouser Part No 982-5SY42406	Siemens	Circuit Breakers SUP PTOR 5SY4 2P 480V 40A 5K B-TRIP Learn More about Siemens 5sy4 mini circuit breakers	Datasheet	5In Stock	$143.65 $122.15 $116.02 $107.44 View $104.31 Quote	Min.: 1 Mult.: 1		Circuit Breakers	Miniature	40 A	400 VAC	60 VDC	2 Pole	Lever	- 40 C	+ 70 C	Non-Illuminated
Circuit Breakers DOOR,15"x54" 8PG11921DE11 Siemens 1: $529.12 1In Stock New At Mouser	Mfr. Part No. 8PG11921DE11 Mouser Part No 982-8PG11921DE11 New At Mouser	Siemens	Circuit Breakers DOOR,15"x54"		1In Stock	$529.12 $519.88	Min.: 1 Mult.: 1
Circuit Breakers OPERATING MECHANISM CABLE MECHANISM NEMA 9422CSF504 Square D 1: $404.79 1In Stock New At Mouser	Mfr. Part No. 9422CSF504 Mouser Part No 996-9422CSF504 New At Mouser	Square D	Circuit Breakers OPERATING MECHANISM CABLE MECHANISM NEMA	Datasheet	1In Stock	$404.79	Min.: 1 Mult.: 1
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 3130-F120-P7T1-W02Q-12A E-T-A 1: $58.38 9In Stock	Mfr. Part No. 3130-F120-P7T1-W02Q-12A Mouser Part No 457-0F120P7T1W02Q12A	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	$58.38 $48.43 $42.29 $40.07 View $39.42 $38.20 Quote	Min.: 1 Mult.: 1	3130-F		Thermal Overcurrent	12 A	415 VAC	50 VDC	2 Pole	Rocker	- 30 C	+ 60 C	Non-Illuminated
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 3130-F160-P7T1-W04Q-10A E-T-A 1: $61.08 9In Stock	Mfr. Part No. 3130-F160-P7T1-W04Q-10A Mouser Part No 457-0F160P7T1W04Q10A	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	$61.08 $50.67 $41.98 $37.73 View $36.74 $35.55	Min.: 1 Mult.: 1	3130-F		Thermal Overcurrent	10 A		50 VDC		Rocker	- 30 C	+ 60 C	Non-Illuminated
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 1410-G110-L2F1-S01-1.5A E-T-A 1: $18.60 1In Stock	Mfr. Part No. 1410-G110-L2F1-S01-1.5A Mouser Part No 457-0G110L2F1S011.5A	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	1In Stock	$18.60 $16.50 $15.12 $11.69 View $10.86 $10.09 $9.63 $9.46 Quote	Min.: 1 Mult.: 1	1410-G1	Thermal Circuit Breakers	Overcurrent Protection	1.5 A	240 VAC	28 VDC	1 Pole	Rocker	- 20 C	+ 70 C	Non-Illuminated
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 1410-G110-P2F1-S01-1.5A E-T-A 1: $19.43 42In Stock	Mfr. Part No. 1410-G110-P2F1-S01-1.5A Mouser Part No 457-0G110P2F1S011.5A	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	42In Stock	$19.43 $17.50 $16.05 $12.48 View $11.12 $10.32	Min.: 1 Mult.: 1	1410-G1	Thermal Circuit Breakers	Overcurrent Protection	1.5 A	240 VAC	28 VDC	1 Pole	Rocker	- 20 C	+ 70 C	Non-Illuminated
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 2-5700-IG1-K10-DD-1125-25A E-T-A 1: $42.13 19In Stock	Mfr. Part No. 2-5700-IG1-K10-DD-1125-25A Mouser Part No 457-0IG1K10DD112525A	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	Datasheet	19In Stock	$42.13 $37.07 $36.95 $24.84 View $18.46 $17.66 $17.05 Quote	Min.: 1 Mult.: 1	2-5700	Thermal Circuit Breakers	Overcurrent Protection	25 A	250 VAC	28 VDC	1 Pole	Push to Reset	- 20 C	+ 60 C	Non-Illuminated
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 3120-N321-P7T1-W01L-15A E-T-A 1: $44.50 6In Stock	Mfr. Part No. 3120-N321-P7T1-W01L-15A Mouser Part No 457-0N321P7T1W01L15A	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	6In Stock	$44.50 $36.92 $28.45 $26.60 View $21.44 $20.88 $20.87	Min.: 1 Mult.: 1	3120-N	Thermal Circuit Breakers	Overcurrent Protection					Rocker
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 3120-N32V-H7T1-SGRX-15A E-T-A 1: $38.99 2In Stock	Mfr. Part No. 3120-N32V-H7T1-SGRX-15A Mouser Part No 457-0N32VH7T1SGRX15A	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	2In Stock	$38.99 $37.44 $26.79 $26.59 View $26.22 $26.06 Quote	Min.: 1 Mult.: 1	3120-N-T1	Thermal Circuit Breakers	Overcurrent Protection					Pushbutton Dual
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) integral type. Approved to CBE standard EN 60934 (IEC 60934). For higher current ratings see 104-P10-5A E-T-A 1: $22.69 42In Stock	Mfr. Part No. 104-P10-5A Mouser Part No 457-104-P10-5A	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) integral type. Approved to CBE standard EN 60934 (IEC 60934). For higher current ratings see	Datasheet	42In Stock	$22.69 $20.65 $18.93 $14.73 View $13.07 $12.18	Min.: 1 Mult.: 1	104	Thermal Circuit Breakers	Overcurrent Protection	5 A	240 VAC	48 VDC	1 Pole	Push to Reset	- 20 C	+ 60 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) integral type. Approved to CBE standard EN 60934 (IEC 60934). For higher current ratings see 104-P30-2A E-T-A 1: $22.69 50In Stock	Mfr. Part No. 104-P30-2A Mouser Part No 457-104-P30-2A	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) integral type. Approved to CBE standard EN 60934 (IEC 60934). For higher current ratings see	Datasheet	50In Stock	$22.69 $20.65 $18.93 $16.34 View $13.07 $12.18	Min.: 1 Mult.: 1	104	Thermal Circuit Breakers	Overcurrent Protection	2 A	240 VAC	48 VDC	1 Pole	Push to Reset	- 20 C	+ 60 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) for PCB mounting. Approved to CBE standard EN 60934 (IEC 60934). For higher current ratings 104-PR-0.6A E-T-A 1: $22.69 2In Stock	Mfr. Part No. 104-PR-0.6A Mouser Part No 457-104-PR-0.6A	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) for PCB mounting. Approved to CBE standard EN 60934 (IEC 60934). For higher current ratings	Datasheet	2In Stock	$22.69 $18.01 $16.44 $14.34 View $13.45 $12.53 $11.95 $11.91	Min.: 1 Mult.: 1	104	Thermal Circuit Breakers	Overcurrent Protection	600 mA	240 VAC	48 VDC	1 Pole	Push to Reset	- 20 C	+ 60 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-P33-0.7A E-T-A 1: $22.77 52In Stock	Mfr. Part No. 106-M2-P33-0.7A Mouser Part No 457-106-M2-P33-0.7A	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	52In Stock	$22.77 $22.54 $13.40 $12.97 View $12.60 Quote	Min.: 1 Mult.: 1	106-M2	Thermal Circuit Breakers	Overcurrent Protection	700 mA	240 VAC	48 VDC	1 Pole	Push to Reset	- 20 C	+ 60 C	Non-Illuminated
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 1410-G111-L2F1-S01-10A E-T-A 1: $20.34 30In Stock	Mfr. Part No. 1410-G111-L2F1-S01-10A Mouser Part No 457-10G111L2F1S0110A	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	30In Stock	$20.34 $18.33 $16.80 $13.07 View $11.58 $10.80	Min.: 1 Mult.: 1	1410-G1	Thermal Circuit Breakers	Overcurrent Protection	10 A	240 VAC	28 VDC	1 Pole	Rocker	- 20 C	+ 70 C	Non-Illuminated
Circuit Breakers 1077, 1P, DM, 277VAC/65VDC,T1, 1NC AUX, 32A 2210-T210-K0T1-H131-32A E-T-A 1: $60.81 4In Stock	Mfr. Part No. 2210-T210-K0T1-H131-32A Mouser Part No 457-10K0T1H13132	E-T-A	Circuit Breakers 1077, 1P, DM, 277VAC/65VDC,T1, 1NC AUX, 32A Learn More about E-T-A e t a 2210 t2 thermal magnetic circuit breakers	Datasheet	4In Stock	$60.81 $50.88 $49.37 $47.38 View $46.69 $45.72 Quote	Min.: 1 Mult.: 1	2210-T2	Thermal Circuit Breakers	Thermal Magnetic					Toggle
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 3130-F110-P7T1-W12QR3-20A E-T-A 1: $44.73 7In Stock	Mfr. Part No. 3130-F110-P7T1-W12QR3-20A Mouser Part No 457-110P7T1W12QR320A	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	7In Stock	$44.73 $37.10 $30.61 $27.58 View $26.60 $25.72	Min.: 1 Mult.: 1	3130-F	Circuit Breakers	Thermal	20 A	240 VAC, 415 VAC	50 VDC	1 Pole	Rocker	- 30 C	+ 60 C	Illuminated
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 3130-F311-P7T1-W12QY1-2.5A E-T-A 1: $44.70 10In Stock	Mfr. Part No. 3130-F311-P7T1-W12QY1-2.5A Mouser Part No 457-11P7T1W12QY12.5A	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	10In Stock	$44.70 $37.08 $34.20 $27.57 View $26.58 $25.70	Min.: 1 Mult.: 1	3130-F		Thermal Overcurrent	2.5 A	240 VAC	50 VDC	1 Pole	Rocker	- 30 C	+ 60 C	Illuminated
Circuit Breakers Single pole thermal circuit breaker with push-to-reset, tease-free, trip-free, snap action mechanism (R-type TO CBE to EN 60934; M-type when fitted with optional manual release feature). Available in versions for plug-in or integral m 127-T12-H-10A E-T-A 1: $57.69 4In Stock	Mfr. Part No. 127-T12-H-10A Mouser Part No 457-127-T12-H-10A	E-T-A	Circuit Breakers Single pole thermal circuit breaker with push-to-reset, tease-free, trip-free, snap action mechanism (R-type TO CBE to EN 60934; M-type when fitted with optional manual release feature). Available in versions for plug-in or integral m	Datasheet	4In Stock	$57.69 $42.66 $38.96 $33.72 $33.58	Min.: 1 Mult.: 1	127	Thermal Circuit Breakers	Overcurrent Protection	10 A	250 VAC	28 VDC	1 Pole	Push to Reset	- 20 C	+ 60 C	Non-Illuminated
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 1410-L410-P3F1-E04-2A E-T-A 1: $18.14 50In Stock	Mfr. Part No. 1410-L410-P3F1-E04-2A Mouser Part No 457-1410LP3F1E042A	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	Datasheet	50In Stock	$18.14 $15.07 $13.73 $12.51 View $9.85 $9.49	Min.: 1 Mult.: 1	1410-L4		Thermal Overcurrent	2 A	240 VAC	28 VDC	1 Pole	Rocker	- 20 C	+ 70 C	Non-Illuminated
Circuit Breakers Miniaturised single pole thermal-magnetic circuit breakers with trip-free mechanism and toggle actuation (S-type TM CBE to EN 60934). Two designs provide the option of either printed circuit board or threadneck panel mounting. A separ 2215-G111-P1T1-S11-3A E-T-A 1: $110.86 2In Stock	Mfr. Part No. 2215-G111-P1T1-S11-3A Mouser Part No 457-215G111P1T1S113A	E-T-A	Circuit Breakers Miniaturised single pole thermal-magnetic circuit breakers with trip-free mechanism and toggle actuation (S-type TM CBE to EN 60934). Two designs provide the option of either printed circuit board or threadneck panel mounting. A separ	Datasheet	2In Stock	$110.86 $85.35 $78.15 $72.76 View $70.81 Quote	Min.: 1 Mult.: 1		Thermal Circuit Breakers	Thermal Magnetic					Toggle
Circuit Breakers 1077, 1P, PL, 277VAC/65VDC, F2, aux contacts, N/O N/C, 2A 2210-S211-P1F2-H111-2A E-T-A 1: $77.49 6In Stock	Mfr. Part No. 2210-S211-P1F2-H111-2A Mouser Part No 457-2210S211P1F2H111	E-T-A	Circuit Breakers 1077, 1P, PL, 277VAC/65VDC, F2, aux contacts, N/O N/C, 2A Learn More about E-T-A e t a 2210 s2 thermal magnetic circuit breakers	Datasheet	6In Stock	$77.49 $64.28 $54.10 $48.61 View $47.00 $46.99	Min.: 1 Mult.: 1	2210-S2	Thermal Circuit Breakers	Thermal Magnetic	2 A	277 VAC	65 VDC	1 Pole	Toggle	- 30 C	+ 60 C	Non-Illuminated
Circuit Breakers Miniaturised single pole thermal-magnetic circuit breakers with trip-free mechanism and toggle actuation (S-type TM CBE to EN 60934). Two designs provide the option of either printed circuit board or threadneck panel mounting. A separ 2215-G111-P1M1-S0-1A E-T-A 1: $91.09 5In Stock	Mfr. Part No. 2215-G111-P1M1-S0-1A Mouser Part No 457-2215G111P1M1S01A	E-T-A	Circuit Breakers Miniaturised single pole thermal-magnetic circuit breakers with trip-free mechanism and toggle actuation (S-type TM CBE to EN 60934). Two designs provide the option of either printed circuit board or threadneck panel mounting. A separ	Datasheet	5In Stock	$91.09 $78.11 $73.16 $65.21 View $62.65 Quote	Min.: 1 Mult.: 1	2215	Thermal Circuit Breakers	Thermal Magnetic					Toggle
Circuit Breakers 1077, 2P, PL, 277VAC/65VDC, T1, 1NC AUX INT and ON, 6A 2210-S221-P1T1-Z241-6A E-T-A 1: $97.49 3In Stock	Mfr. Part No. 2210-S221-P1T1-Z241-6A Mouser Part No 457-221P1T1Z2416	E-T-A	Circuit Breakers 1077, 2P, PL, 277VAC/65VDC, T1, 1NC AUX INT and ON, 6A Learn More about E-T-A e t a 2210 s2 thermal magnetic circuit breakers	Datasheet	3In Stock	$97.49 $79.73 $75.97 $70.86 View $68.79 Quote	Min.: 1 Mult.: 1	2210-S2	Thermal Circuit Breakers	Thermal Magnetic					Toggle