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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 (SGD) 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 1077, 1P, PL, 277VAC/65VDC, F2, aux contacts, N/O N/C, 2A 2210-S211-P1F2-H111-2A E-T-A 1: $105.39 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	$105.39 $87.42 $73.58 $66.11 View $63.92 $63.91	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: $123.88 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	$123.88 $106.23 $99.50 $88.69 View $85.20 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: $132.59 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	$132.59 $108.43 $103.32 $96.37 View $93.55 Quote	Min.: 1 Mult.: 1	2210-S2	Thermal Circuit Breakers	Thermal Magnetic					Toggle
Circuit Breakers 1077, 3P, PL, 277VAC/65VDC, T1,1NC AUX INT and ON, 8A 2210-S231-P1T1-Z241-8A E-T-A 1: $183.03 2In Stock	Mfr. Part No. 2210-S231-P1T1-Z241-8A Mouser Part No 457-231P1T1Z2418	E-T-A	Circuit Breakers 1077, 3P, PL, 277VAC/65VDC, T1,1NC AUX INT and ON, 8A Learn More about E-T-A e t a 2210 s2 thermal magnetic circuit breakers	Datasheet	2In Stock	$183.03 $151.49 $143.87 $133.39 View $129.55 Quote	Min.: 1 Mult.: 1	2210-S2	Thermal Circuit Breakers	Thermal Magnetic					Toggle
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 prot 3120-N323-P7T1-W19DG4-10A E-T-A 1: $69.37 4In Stock	Mfr. Part No. 3120-N323-P7T1-W19DG4-10A Mouser Part No 457-23P7T1W19DG410A	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 prot	Datasheet	4In Stock	$69.37 $57.56 $47.31 $45.94 View $41.11 $40.58 Quote	Min.: 1 Mult.: 1	3120-N	Thermal Circuit Breakers	Overcurrent Protection	10 A	230 VAC	50 VDC	2 Pole	Rocker	- 30 C	+ 60 C	Illuminated
Circuit Breakers Single pole thermal circuit breaker with press-to-reset, tease-free, trip-free, snap action mechanism. Type 2-5000 is available with optional manual release (-H), (R-type TO CBE to EN 60934 in press-to-reset configuration; M-type when 2-5000-K10-15A E-T-A 1: $68.54 2In Stock	Mfr. Part No. 2-5000-K10-15A Mouser Part No 457-25000K1015A	E-T-A	Circuit Breakers Single pole thermal circuit breaker with press-to-reset, tease-free, trip-free, snap action mechanism. Type 2-5000 is available with optional manual release (-H), (R-type TO CBE to EN 60934 in press-to-reset configuration; M-type when	Datasheet	2In Stock	$68.54 $50.69 $46.28 $40.96 $39.89	Min.: 1 Mult.: 1	2-5000	Thermal Circuit Breakers	Overcurrent Protection					Push to Reset
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-P10-25A E-T-A 1: $43.87 13In Stock	Mfr. Part No. 2-5700-IG1-P10-25A Mouser Part No 457-25700IG1P1025A	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	13In Stock	$43.87 $36.41 $31.09 $28.64 View $25.35 $24.48 $23.68 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 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 3120-N361-G7Q1-W12D-X3120-U0203M-16A E-T-A 1: $112.15 9In Stock	Mfr. Part No. 3120-N361-G7Q1-W12D-X3120-U0203M-16A Mouser Part No 457-2DX3120U0203M16A	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	9In Stock	$112.15 $96.63 $83.22 $72.88 View $68.05 Quote	Min.: 1 Mult.: 1		Thermal Circuit Breakers	Overcurrent Protection	16 A	240 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-F110-P7T1-W01Q-1A E-T-A 1: $44.88 10In Stock	Mfr. Part No. 3130-F110-P7T1-W01Q-1A Mouser Part No 457-30F110P7T1W01Q1A	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	$44.88 $37.22 $34.35 $28.45 View $26.51 $24.74 $22.97	Min.: 1 Mult.: 1	3130-F	Circuit Breakers	Thermal	1 A	240 VAC, 415 VAC	50 VDC	1 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-F110-P7T1-W01Q-4A E-T-A 1: $55.69 7In Stock	Mfr. Part No. 3130-F110-P7T1-W01Q-4A Mouser Part No 457-30F110P7T1W01Q4A	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	$55.69 $46.19 $42.61 $35.70 View $33.47 $31.24 $29.01	Min.: 1 Mult.: 1	3130-F		Thermal Overcurrent	4 A	240 VAC	50 VDC	1 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-F150-P7T1-W02Q-3A E-T-A 1: $57.69 2In Stock	Mfr. Part No. 3130-F150-P7T1-W02Q-3A Mouser Part No 457-30F150P7T1W02Q3A	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	2In Stock	$57.69 $47.84 $39.25 $35.07 View $33.82 $32.71	Min.: 1 Mult.: 1	3130-F		Thermal Overcurrent	3 A	415 VAC	50 VDC	2 Pole	Rocker	- 30 C	+ 60 C	Non-Illuminated
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 prot 3120-N311-P7T1-W02X-16A E-T-A 1: $41.82 10In Stock	Mfr. Part No. 3120-N311-P7T1-W02X-16A Mouser Part No 457-311P7T1W02X16A	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 prot Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	10In Stock	$41.82 $34.69 $28.42 $25.06 View $21.20 $19.91 $18.81 Quote	Min.: 1 Mult.: 1	3120-N	Thermal Circuit Breakers	Overcurrent Protection	16 A	240 VAC	50 VDC	1 Pole	Rocker	- 30 C	+ 60 C	Non-Illuminated
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 prot 3120-N321-P7T1-W02K-0.2A E-T-A 1: $82.06 9In Stock	Mfr. Part No. 3120-N321-P7T1-W02K-0.2A Mouser Part No 457-321P7T1W02K0.2A	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 prot Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	9In Stock	$82.06 $68.08 $56.41 $50.70 $47.76	Min.: 1 Mult.: 1	3120-N	Thermal Circuit Breakers	Overcurrent Protection	200 mA	240 VAC	50 VDC	2 Pole	Rocker	- 30 C	+ 60 C	Non-Illuminated
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 3120-N324-P7T1-W19FG3-2.5A E-T-A 1: $72.75 8In Stock	Mfr. Part No. 3120-N324-P7T1-W19FG3-2.5A Mouser Part No 457-324P7T1W19FG32.5	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 Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	8In Stock	$72.75 $60.34 $50.01 $44.95 $42.34	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
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 3400-IG8-P10-SI-12A E-T-A 1: $122.54 6In Stock	Mfr. Part No. 3400-IG8-P10-SI-12A Mouser Part No 457-3400IG8P10SI12A	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	$122.54 $101.65 $83.63 $75.11	Min.: 1 Mult.: 1	3400	Thermal Circuit Breakers	Thermal Magnetic					Push to Reset
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 3400-K20-H-10A E-T-A 1: $126.43 7In Stock	Mfr. Part No. 3400-K20-H-10A Mouser Part No 457-3400K20H10A	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	7In Stock	$126.43 $105.77 $87.67 $78.74	Min.: 1 Mult.: 1	3400	Thermal Circuit Breakers	Thermal Magnetic					Push to Reset
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 3500-K20-15A E-T-A 1: $114.93 7In Stock	Mfr. Part No. 3500-K20-15A Mouser Part No 457-3500K2015A	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	7In Stock	$114.93 $95.34 $78.43 $70.45	Min.: 1 Mult.: 1	3500	Thermal Circuit Breakers	Thermal Magnetic					Push to Reset
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 3500-P10-1A E-T-A 1: $106.26 8In Stock	Mfr. Part No. 3500-P10-1A Mouser Part No 457-3500P101A	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	$106.26 $88.14 $75.34 $66.53 View $63.95 $62.00 Quote	Min.: 1 Mult.: 1	3500	Thermal Circuit Breakers	Thermal Magnetic					Push to Reset
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 status output signals 1410-G112-P3F1-B04-1A E-T-A 1: $26.79 23In Stock	Mfr. Part No. 1410-G112-P3F1-B04-1A Mouser Part No 457-410G112P3F1B041A	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 status output signals	Datasheet	23In Stock	$26.79 $24.14 $22.13 $17.22 View $15.34 $14.23	Min.: 1 Mult.: 1	1410-G1	Thermal Circuit Breakers	Overcurrent Protection	1 A	240 VAC	28 VDC	1 Pole	Rocker	- 20 C	+ 100 C	Non-Illuminated
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 413-K14-N2-30A E-T-A 1: $207.73 5In Stock	Mfr. Part No. 413-K14-N2-30A Mouser Part No 457-413-K14-N2-30A	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 Learn More about E-T-A e t a 413 circuit breakers	Datasheet	5In Stock	$207.73 $170.54 $148.20 $136.41 $132.26	Min.: 1 Mult.: 1	413	Thermal Circuit Breakers	Thermal Magnetic	30 A		28 VDC	1 Pole	Push-Pull	- 55 C	+ 75 C	Non-Illuminated
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 413-K34-LN2-70A E-T-A 1: $214.74 5In Stock	Mfr. Part No. 413-K34-LN2-70A Mouser Part No 457-413-K34-LN2-70A	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 Learn More about E-T-A e t a 413 circuit breakers	Datasheet	5In Stock	$214.74 $181.93 $160.07 $153.90 View $151.22 Quote	Min.: 1 Mult.: 1	413	Thermal Circuit Breakers	Thermal Magnetic	70 A		28 VDC	1 Pole	Push-Pull	- 55 C	+ 75 C	Non-Illuminated
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 3120-N521-P7T1-W01D-3.5A E-T-A 1: $60.51 9In Stock	Mfr. Part No. 3120-N521-P7T1-W01D-3.5A Mouser Part No 457-521P7T1W01D3.5	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 Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	9In Stock	$60.51 $50.20 $40.91 $40.46 View $35.67 $35.26 Quote	Min.: 1 Mult.: 1	3120-N	Thermal Circuit Breakers	Overcurrent Protection	3.5 A	240 VAC	50 VDC	2 Pole	Rocker	- 30 C	+ 60 C	Non-Illuminated
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 prot 3120-N521-P7T1-W02D-5A E-T-A 1: $50.59 3In Stock	Mfr. Part No. 3120-N521-P7T1-W02D-5A Mouser Part No 457-521P7T1W02D5	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 prot Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	3In Stock	$50.59 $45.83 $41.97 $41.13 View $36.64 $35.54 Quote	Min.: 1 Mult.: 1	3120-N	Thermal Circuit Breakers	Overcurrent Protection	5 A	240 VAC	50 VDC	2 Pole	Rocker	- 30 C	+ 60 C	Non-Illuminated
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 pr 3120-N521-P7T1-W19DG4-2A E-T-A 1: $89.57 6In Stock	Mfr. Part No. 3120-N521-P7T1-W19DG4-2A Mouser Part No 457-521P7T1W19DG42	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 pr Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	6In Stock	$89.57 $74.31 $61.95 $59.27 View $53.23 $52.05 Quote	Min.: 1 Mult.: 1	3120-N	Thermal Circuit Breakers	Overcurrent Protection	2 A	230 VAC	50 VDC	2 Pole	Rocker	- 30 C	+ 60 C	Illuminated
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 prot 3120-N523-P7T1-W19DG3-10A E-T-A 1: $69.37 10In Stock	Mfr. Part No. 3120-N523-P7T1-W19DG3-10A Mouser Part No 457-523P7T1W19DG310A	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 prot	Datasheet	10In Stock	$69.37 $57.56 $53.08 $45.76 View $41.68 $40.38	Min.: 1 Mult.: 1	3120-N	Thermal Circuit Breakers	Overcurrent Protection	10 A	240 VAC	50 VDC	2 Pole	Rocker	- 30 C	+ 60 C	Illuminated