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12 A Circuit Breakers

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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	Packaging
Circuit Breakers TMC 81C 12A 2907568 Phoenix Contact 1: $28.35 526In Stock	Mfr. Part No. 2907568 Mouser Part No 651-2907568	Phoenix Contact	Circuit Breakers TMC 81C 12A Learn More about Phoenix Contact control cabinets	Datasheet	526In Stock	$28.35	Min.: 1 Mult.: 1	TMC 8	Circuit Breakers	Thermal Magnetic	12 A	120 VAC	60 VDC	1 Pole	Lever	- 35 C	+ 70 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-F130-P7T1-W02Q-12A E-T-A 1: $63.73 2In Stock	Mfr. Part No. 3130-F130-P7T1-W02Q-12A Mouser Part No 457-0F130P7T1W02Q12A	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	$63.73 $51.83 $47.80 $39.55 View $36.45 $33.85	Min.: 1 Mult.: 1	3130-F	Circuit Breakers	Thermal	12 A	240 VAC, 415 VAC	50 VDC	3 Pole	Rocker	- 30 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-F212-P1M1-12A E-T-A 1: $30.14 52In Stock	Mfr. Part No. 1110-F212-P1M1-12A Mouser Part No 457-1110F212P1M112A	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	52In Stock	$30.14 $25.00 $19.91 $17.98 View $17.40 $16.91 $16.47 Quote	Min.: 1 Mult.: 1	1110-Fx12-P1M1		Thermal Overcurrent	12 A	250 VAC	50 VDC	1 Pole	Push to Reset	- 20 C	+ 60 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-P10-12A E-T-A 1: $32.26 7In Stock	Mfr. Part No. 2-5700-IG1-P10-12A Mouser Part No 457-25700IG1P1012A	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	7In Stock	$32.26 $26.77 $22.06 $19.47 $17.98	Min.: 1 Mult.: 1	2-5700	Thermal Circuit Breakers	Overcurrent Protection	12 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 prot 3120-N521-P7T1-W01D-12A E-T-A 1: $34.20 2In Stock 20Expected 2026/12/25	Mfr. Part No. 3120-N521-P7T1-W01D-12A Mouser Part No 457-521P7T1W01D12	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	2In Stock 20Expected 2026/12/25	$34.20 $28.39 $26.18 $25.60 $23.28	Min.: 1 Mult.: 1	3120-N	Thermal Circuit Breakers	Overcurrent Protection	12 A	240 VAC	50 VDC	2 Pole	Rocker	- 30 C	+ 60 C	Non-Illuminated
Circuit Breakers MoQ=4 508, 1P, DM, 24VDC, N/O, ATX, 12A ESX10-TB-101-DC24V-12A-E E-T-A 1: $107.82 16In Stock	Mfr. Part No. ESX10-TB-101-DC24V-12A-E Mouser Part No 457-ESX10TB10124V12E	E-T-A	Circuit Breakers MoQ=4 508, 1P, DM, 24VDC, N/O, ATX, 12A	Datasheet	16In Stock	$107.82 $92.54 $85.34 $70.58 $70.40	Min.: 1 Mult.: 1	ESX10-T-E	Circuit Breakers	Electronic	12 A		24 VDC	1 Pole	Slide	- 25 C	+ 60 C	Illuminated
Circuit Breakers EC-E1 12A 12 A, N/O SIGNAL CNT 0903031 Phoenix Contact 1: $103.73 4In Stock	Mfr. Part No. 0903031 Mouser Part No 651-0903031	Phoenix Contact	Circuit Breakers EC-E1 12A 12 A, N/O SIGNAL CNT Learn More about Phoenix Contact ec e circuit breakers	Datasheet	4In Stock	$103.73	Min.: 1 Mult.: 1	EC-E	Circuit Breakers	Electronic	12 A		24 VDC	1 Pole	Slide	0 C	+ 50 C	Non-Illuminated	Bulk
Circuit Breakers UT 6-TMC M 12A 0916611 Phoenix Contact 1: $18.07 22In Stock 18Expected 2026/11/23	Mfr. Part No. 0916611 Mouser Part No 651-0916611	Phoenix Contact	Circuit Breakers UT 6-TMC M 12A Learn More about Phoenix Contact control cabinets	Datasheet	22In Stock 18Expected 2026/11/23	$18.07	Min.: 1 Mult.: 1	UT 6- TMC M	Circuit Breakers	Thermal Magnetic	12 A	240 VAC	28 VDC	1 Pole	Pushbutton	- 30 C	+ 60 C	Non-Illuminated	Bulk
Circuit Breakers MSP,GROUP INSTALL,S00,CL10,9-12A,SCREW 3RV10111KA10 Siemens 1: $454.70 2In Stock	Mfr. Part No. 3RV10111KA10 Mouser Part No 982-3RV10111KA10	Siemens	Circuit Breakers MSP,GROUP INSTALL,S00,CL10,9-12A,SCREW Learn More about Siemens 3rv1 motor starter protectors	Datasheet	2In Stock	$454.70 $366.88 $346.14 View Quote	Min.: 1 Mult.: 1	3RV1	Circuit Breakers	Motor Protection	12 A	690 VAC		3 Pole	Toggle	- 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 prot 3120-N321-P7T1-W01D-12A E-T-A 1: $45.67 20In Stock	Mfr. Part No. 3120-N321-P7T1-W01D-12A Mouser Part No 457-321P7T1W01D12A	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	20In Stock	$45.67 $37.89 $32.09 $27.21 $25.60	Min.: 1 Mult.: 1	3120-N	Thermal Circuit Breakers	Overcurrent Protection	12 A	240 VAC	50 VDC	2 Pole	Rocker	- 30 C	+ 60 C	Non-Illuminated
Circuit Breakers MANUAL MOTOR CONTROLLER-(8-12) 14 X IE PKZM0-12 Eaton Electrical 1: $381.25 2In Stock	Mfr. Part No. PKZM0-12 Mouser Part No 504-PKZM0-12	Eaton Electrical	Circuit Breakers MANUAL MOTOR CONTROLLER-(8-12) 14 X IE Learn More about Eaton Electrical eaton xt iec contactors	Datasheet	2In Stock	$381.25 $288.73 $273.34 $252.30 View Quote	Min.: 1 Mult.: 1	XT IEC	Circuit Breakers	Motor Protection	12 A	690 VAC		3 Pole	Turn Button	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers TMC 71B 12A 1019917 Phoenix Contact 1: $22.66 60In Stock	Mfr. Part No. 1019917 Mouser Part No 651-1019917	Phoenix Contact	Circuit Breakers TMC 71B 12A Learn More about Phoenix Contact control cabinets	Datasheet	60In Stock	$22.66	Min.: 1 Mult.: 1	TMC 7	Circuit Breakers	Thermal Magnetic	12 A	277 VAC	60 VDC	1 Pole	Lever	- 35 C	+ 70 C	Non-Illuminated
Circuit Breakers TMC 81B 12A 2907488 Phoenix Contact 1: $28.35 6In Stock	Mfr. Part No. 2907488 Mouser Part No 651-2907488	Phoenix Contact	Circuit Breakers TMC 81B 12A Learn More about Phoenix Contact control cabinets	Datasheet	6In Stock	$28.35	Min.: 1 Mult.: 1	TMC 8	Circuit Breakers	Thermal Magnetic	12 A	120 VAC	60 VDC	1 Pole	Lever	- 35 C	+ 70 C	Non-Illuminated
Circuit Breakers W28-XQ1A-12 CIRCUIT BREAKERS W28-XQ1A-12 TE Connectivity / P&B 1: $5.69 270In Stock 1,200Expected 2027/03/22	Mfr. Part No. W28-XQ1A-12 Mouser Part No 655-W28-XQ1A-12	TE Connectivity / P&B	Circuit Breakers W28-XQ1A-12 CIRCUIT BREAKERS	Datasheet	270In Stock 1,200Expected 2027/03/22	$5.69 $4.97 $4.02 $3.57 $3.44	Min.: 1 Mult.: 1	W28	Thermal Circuit Breakers	Thermal Magnetic	12 A	250 VAC	32 VDC	1 Pole	Push to Reset	- 20 C	+ 60 C	Non-Illuminated
Circuit Breakers 12A, C CHAR, 2POLE 480Y/277VAC,UL489 2C12UL Altech 1: $86.99 4In Stock 8Expected 2027/02/02	Mfr. Part No. 2C12UL Mouser Part No 845-2C12UL	Altech	Circuit Breakers 12A, C CHAR, 2POLE 480Y/277VAC,UL489 Learn More about Altech ulac dldc circuit breakers	Datasheet	4In Stock 8Expected 2027/02/02	$86.99 $74.98 $67.06 $62.86 View $62.26 Quote	Min.: 1 Mult.: 1	UL	Circuit Breakers	C-Trip	12 A	277 VAC		2 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 8.0A CIRCUIT PROTECT GB2CB20 Schneider Electric 1: $43.18 5In Stock	Mfr. Part No. GB2CB20 Mouser Part No 996-GB2CB20	Schneider Electric	Circuit Breakers 8.0A CIRCUIT PROTECT Learn More about Schneider Electric gb2 circuit breakers	Datasheet	5In Stock	$43.18	Min.: 1 Mult.: 1	GB2	Circuit Breakers	Thermal Magnetic	12 A	277 VAC	48 VDC	1 Pole	Toggle	- 20 C	+ 60 C	Non-Illuminated
Circuit Breakers CB TM1 12A SFB P 2800844 Phoenix Contact 1: $66.98 2In Stock	Mfr. Part No. 2800844 Mouser Part No 651-2800844	Phoenix Contact	Circuit Breakers CB TM1 12A SFB P Learn More about Phoenix Contact phoenix_cb_pluggable	Datasheet	2In Stock	$66.98	Min.: 1 Mult.: 1	CB TM1	Circuit Breakers	Thermal Magnetic	12 A		50 VDC	1 Pole	Slide	- 30 C	+ 60 C	Non-Illuminated
Circuit Breakers CB TM1 12A F1 P 2800866 Phoenix Contact 1: $66.98 9In Stock	Mfr. Part No. 2800866 Mouser Part No 651-2800866	Phoenix Contact	Circuit Breakers CB TM1 12A F1 P Learn More about Phoenix Contact phoenix_cb_pluggable	Datasheet	9In Stock	$66.98	Min.: 1 Mult.: 1	CB TM1			12 A	240 VAC, 277 VAC	50 VDC	1 Pole	Slide	- 30 C	+ 60 C	Non-Illuminated
Circuit Breakers MoQ=10 1077, 1p, DIN, 80VDC Med Delay, 12A 8340-T110-K1M1-AEH0-12A E-T-A 1: $116.85 1In Stock	Mfr. Part No. 8340-T110-K1M1-AEH0-12A Mouser Part No 457-8340T110K1M1AEH0	E-T-A	Circuit Breakers MoQ=10 1077, 1p, DIN, 80VDC Med Delay, 12A	Datasheet	1In Stock	$116.85 $96.89 $80.01 $76.61 $74.23	Min.: 1 Mult.: 1	8340-T	Hydraulic Magnetic Circuit Breakers	Thermal Magnetic	12 A	240 VAC, 415 VAC	80 VDC	1 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers TMC 72C 12A 1020003 Phoenix Contact 1: $45.31 5In Stock	Mfr. Part No. 1020003 Mouser Part No 651-1020003	Phoenix Contact	Circuit Breakers TMC 72C 12A Learn More about Phoenix Contact control cabinets	Datasheet	5In Stock	$45.31	Min.: 1 Mult.: 1	TMC 7	Circuit Breakers	Thermal Magnetic	12 A	277 VAC	125 VDC	2 Pole	Lever	- 35 C	+ 70 C	Non-Illuminated
Circuit Breakers CB TM2 12A SFB P 2800877 Phoenix Contact 1: $124.02 3In Stock	Mfr. Part No. 2800877 Mouser Part No 651-2800877	Phoenix Contact	Circuit Breakers CB TM2 12A SFB P Learn More about Phoenix Contact phoenix_cb_pluggable	Datasheet	3In Stock	$124.02	Min.: 1 Mult.: 1	CB TM2			12 A	240 VAC, 277 VAC	80 VDC	2 Pole	Slide	- 30 C	+ 60 C	Non-Illuminated
Circuit Breakers TMC 82C 12A 2907592 Phoenix Contact 1: $56.61 5In Stock	Mfr. Part No. 2907592 Mouser Part No 651-2907592	Phoenix Contact	Circuit Breakers TMC 82C 12A Learn More about Phoenix Contact control cabinets	Datasheet	5In Stock	$56.61	Min.: 1 Mult.: 1	TMC 8	Circuit Breakers	Thermal Magnetic	12 A	240 VAC	125 VDC	2 Pole	Lever	- 35 C	+ 70 C	Non-Illuminated
Circuit Breakers 12 AMPS BLK BEZEL WHT RED C1005B-3B121BR3 Carling Technologies 1: $6.20 712In Stock	Mfr. Part No. C1005B-3B121BR3 Mouser Part No 691-C1005B-3B121BR3	Carling Technologies	Circuit Breakers 12 AMPS BLK BEZEL WHT RED Learn More about Carling Technologies carlingCcircuitbreakers	Datasheet	712In Stock	$6.20 $5.75 $5.54 $4.30 View $3.62 $3.48 $3.00 $2.85	Min.: 1 Mult.: 1	C1005B	Thermal Circuit Breakers		12 A	125 VAC to 250 VAC	32 VDC	1 Pole	Rocker	0 C	+ 60 C	Illuminated
Circuit Breakers 1-pole, Miniature Push-To-Reset Button, 125-250 VAC/ 32 VDC 12 amp circuit breaker, interrupting capacity 0.250 Tab (Q.C.) terminals M11 Front Panel Plastic Bushing with Round Plastic Nut UL 1077 Recognized cUL UL 1500 Recognized CMB-123-11C3N-B-A Carling Technologies 1: $6.41 599In Stock	Mfr. Part No. CMB-123-11C3N-B-A Mouser Part No 691-CMB12311C3NBA	Carling Technologies	Circuit Breakers 1-pole, Miniature Push-To-Reset Button, 125-250 VAC/ 32 VDC 12 amp circuit breaker, interrupting capacity 0.250 Tab (Q.C.) terminals M11 Front Panel Plastic Bushing with Round Plastic Nut UL 1077 Recognized cUL UL 1500 Recognized	Datasheet	599In Stock	$6.41 $5.33 $4.91 $4.08 View $3.76 $3.29 $2.99	Min.: 1 Mult.: 1	CMB	Thermal Circuit Breakers		12 A	125 VAC to 250 VAC	32 VDC	1 Pole	Push to Reset	- 10 C	+ 60 C	Non-Illuminated
Circuit Breakers CBE T11-211-12 4400.0052 Schurter 1: $15.98 62In Stock	Mfr. Part No. 4400.0052 Mouser Part No 693-4400.0052	Schurter	Circuit Breakers CBE T11-211-12	Datasheet	62In Stock	$15.98 $13.27 $12.25 $10.15 View $9.35 $9.02 $8.66 $8.44 Quote	Min.: 1 Mult.: 1	T11	Thermal Circuit Breakers	Thermal	12 A	240 VAC	48 VDC	1 Pole	Push to Reset	- 5 C	+ 60 C	Non-Illuminated