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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 MAN-START 600VAC 40AMP IEC GV3P13 Schneider Electric 1: $398.52 4In Stock	Mfr. Part # GV3P13 Mouser Part # 996-GV3P13	Schneider Electric	Circuit Breakers MAN-START 600VAC 40AMP IEC Learn More about Schneider Electric schneider gv3 manual starters protectors	Datasheet	4In Stock	$398.52	Min.: 1 Mult.: 1	GV
Circuit Breakers CAPAROC E2 12-24DC/2-10A EX 1344364 Phoenix Contact 1: $103.59 43In Stock	Mfr. Part # 1344364 Mouser Part # 651-1344364	Phoenix Contact	Circuit Breakers CAPAROC E2 12-24DC/2-10A EX Learn More about Phoenix Contact caparoc circuit breaker system	Datasheet	43In Stock	$103.59	Min.: 1 Mult.: 1		Circuit Breakers	Electronic	10 A		12 VDC, 24 VDC	2 Pole		- 30 C	+ 65 C
Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o 1170-21-8A E-T-A 1: $18.61 348In Stock	Mfr. Part # 1170-21-8A Mouser Part # 457-1170-21-8A	E-T-A	Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o	Datasheet	348In Stock	$18.61 $15.45 $14.25 $11.80 View $10.88 $9.76 $8.99 $8.60	Min.: 1 Mult.: 1	1170	Miniature Circuit Breakers	Automotive	8 A		28 VDC	1 Pole	Push to Reset	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o 1170-22-30A E-T-A 1: $19.96 166In Stock	Mfr. Part # 1170-22-30A Mouser Part # 457-1170-22-30A	E-T-A	Circuit Breakers Compact single pole thermal circuit breaker with push-to-reset, tease free, trip free, snap action mechanism and separate (colour coded) manual release. Combining full feature circuit breaker protection and convenience with low cost o	Datasheet	166In Stock	$19.96 $16.57 $15.29 $12.66 View $11.67 $10.47 $9.63 $9.28	Min.: 1 Mult.: 1	1170	Miniature Circuit Breakers	Automotive	30 A		28 VDC	1 Pole	Push to Reset	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Combination of single pole circuit breaker and ON/OFF switch with soft-touch rocker actuation. Contoured rockers are available with a choice of colours and legends, with optional illumination. The 3131 is sealed to provide IP66 rated 3131-AF1PT-000000-1Y2-10A E-T-A 1: $39.40 341In Stock	Mfr. Part # 3131-AF1PT-000000-1Y2-10A Mouser Part # 457-F1PT0000001Y210A	E-T-A	Circuit Breakers Combination of single pole circuit breaker and ON/OFF switch with soft-touch rocker actuation. Contoured rockers are available with a choice of colours and legends, with optional illumination. The 3131 is sealed to provide IP66 rated	Datasheet	341In Stock	$39.40 $32.68 $26.73 $23.79 View $22.54 $22.43	Min.: 1 Mult.: 1	3131-A/C	Circuit Breakers	Thermal	10 A	240 VAC	28 VDC	1 Pole	Rocker	- 20 C	+ 60 C	Illuminated
Circuit Breakers Cir Brkr Hyd Mag IUGN11-35721-15 AIRPAX 1: $147.57 33In Stock	Mfr. Part # IUGN11-35721-15 Mouser Part # 874-IUGN113572115	AIRPAX	Circuit Breakers Cir Brkr Hyd Mag	Datasheet	33In Stock	$147.57 $118.56 $110.42 $89.82 View Quote	Min.: 1 Mult.: 1	IUGN	Hydraulic Magnetic Circuit Breakers	Hydraulic Magnetic		240 VAC	80 VDC	2 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers CIRCUIT BREAKER SIZE S00, CLASS 10 3RV20111FA10 Siemens 1: $286.49 13In Stock	Mfr. Part # 3RV20111FA10 Mouser Part # 982-3RV20111FA10	Siemens	Circuit Breakers CIRCUIT BREAKER SIZE S00, CLASS 10 Learn More about Siemens 3rv2 circuit breakers	Datasheet	13In Stock	$286.49 $248.72 $219.48 $190.20	Min.: 1 Mult.: 1	3RV2	Circuit Breakers	Motor Protection	5 A	690 VAC		3 Pole	Rotary	- 20 C	+ 60 C	Non-Illuminated
Circuit Breakers MAN-START 600VAC 65AMP IEC GV3P65 Schneider Electric 1: $496.51 3In Stock	Mfr. Part # GV3P65 Mouser Part # 996-GV3P65	Schneider Electric	Circuit Breakers MAN-START 600VAC 65AMP IEC Learn More about Schneider Electric schneider gv3 manual starters protectors	Datasheet	3In Stock	$496.51	Min.: 1 Mult.: 1	GV	Circuit Breakers	Thermal Magnetic	65 A	690 VAC		3 Pole	Rotary	- 20 C	+ 60 C	Non-Illuminated
Circuit Breakers Miniaturised double pole thermal circuit breaker with push-to-reset tease-free, trip-free, snap action mechanism (R-type TO CBE to EN 60934). Threadneck panel mounting. Suitable for line and neutral switching - the thermal actuator op 1140-G151-P7M1-15A E-T-A 1: $34.87 65In Stock	Mfr. Part # 1140-G151-P7M1-15A Mouser Part # 457-1140G151P7M115A	E-T-A	Circuit Breakers Miniaturised double pole thermal circuit breaker with push-to-reset tease-free, trip-free, snap action mechanism (R-type TO CBE to EN 60934). Threadneck panel mounting. Suitable for line and neutral switching - the thermal actuator op	Datasheet	65In Stock	$34.87 $29.94 $27.72 $24.53 View $22.39 $20.08 $19.63 Quote	Min.: 1 Mult.: 1	1140	Miniature Circuit Breakers	Overcurrent Protection	15 A	240 VAC	48 VDC	1 Pole	Push to Reset	- 20 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-F120-P7T1-W14QR6-12A E-T-A 1: $52.67 190In Stock	Mfr. Part # 3130-F120-P7T1-W14QR6-12A Mouser Part # 457-120P7T1W14QR612A	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	190In Stock	$52.67 $47.05 $41.28 $37.92 View $35.98 $35.75 Quote	Min.: 1 Mult.: 1	3130-F		Thermal Overcurrent	12 A	415 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-N321-P7T1-W01D-3A E-T-A 1: $34.20 172In Stock	Mfr. Part # 3120-N321-P7T1-W01D-3A Mouser Part # 457-N321P7T1W01D3	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	172In Stock	$34.20 $28.38 $26.17 $21.68 View $19.98 $17.91 $16.78	Min.: 1 Mult.: 1	3120-N	Thermal Circuit Breakers	Overcurrent Protection	3 A	240 VAC	50 VDC	2 Pole	Rocker	- 30 C	+ 60 C	Non-Illuminated
Circuit Breakers HMC11 120AC 10A C1D2 2907196 Phoenix Contact 1: $258.00 34In Stock	Mfr. Part # 2907196 Mouser Part # 651-2907196	Phoenix Contact	Circuit Breakers HMC11 120AC 10A C1D2 Learn More about Phoenix Contact hmc circuit breakers	Datasheet	34In Stock	$258.00	Min.: 1 Mult.: 1	HMC	Circuit Breakers	Hydraulic Magnetic	10 A	120 VAC	50 VDC	4 Pole	Toggle	- 40 C	+ 65 C	Non-Illuminated
Circuit Breakers CIRCUIT BREAKER SZ S00, CLASS 10 3RV20111EA10 Siemens 1: $286.49 7In Stock	Mfr. Part # 3RV20111EA10 Mouser Part # 982-3RV20111EA10	Siemens	Circuit Breakers CIRCUIT BREAKER SZ S00, CLASS 10 Learn More about Siemens 3rv2 circuit breakers	Datasheet	7In Stock	$286.49 $248.72 $219.48 $190.20	Min.: 1 Mult.: 1	3RV2	Circuit Breakers	Motor Protection	4 A	690 VAC		3 Pole	Rotary	- 20 C	+ 60 C	Non-Illuminated
Circuit Breakers Single pole, thermal miniaturised circuit breaker designed for automotive applications. Fits into fuse blocks designed to ISO 8820-3, Type F. Automatic reset (for DC 12 V only) and open circuit (modified reset to SAE) version optional. Open circuitve 1620-3-30A E-T-A 1: $10.30 409In Stock	Mfr. Part # 1620-3-30A Mouser Part # 457-1620-3-30A	E-T-A	Circuit Breakers Single pole, thermal miniaturised circuit breaker designed for automotive applications. Fits into fuse blocks designed to ISO 8820-3, Type F. Automatic reset (for DC 12 V only) and open circuit (modified reset to SAE) version optional. Open circuitve Learn More about E-T-A e t a 1620 circuit breakers	Datasheet	409In Stock	$10.30 $8.55 $7.89 $6.54 View $6.03 $5.42 $5.31 $5.05	Min.: 1 Mult.: 1	1620	Miniature Circuit Breakers	Automotive	30 A		24 VDC	1 Pole	Push to Reset	- 40 C	+ 85 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-H7T1-W01D-8A E-T-A 1: $48.43 413In Stock	Mfr. Part # 3120-N521-H7T1-W01D-8A Mouser Part # 457-521H7T1W01D8	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	413In Stock	$48.43 $40.17 $32.65 $29.66 View $24.77 $23.74 $23.70 Quote	Min.: 1 Mult.: 1	3120-N	Thermal Circuit Breakers	Overcurrent Protection	8 A	240 VAC	50 VDC	2 Pole	Rocker	- 30 C	+ 60 C	Non-Illuminated
Circuit Breakers CBMC E4 24DC/1-10A S-R 1065729 Phoenix Contact 1: $152.60 92In Stock	Mfr. Part # 1065729 Mouser Part # 651-1065729	Phoenix Contact	Circuit Breakers CBMC E4 24DC/1-10A S-R Learn More about Phoenix Contact cbmc circuit breakers	Datasheet	92In Stock	$152.60	Min.: 1 Mult.: 1	CBMC	Circuit Breakers	Electronic	40 A		24 VDC	1 Pole	Pushbutton	- 25 C	+ 60 C	Illuminated
Circuit Breakers Cir Brkr,HydMag IAGN66-1-72-30.0 AIRPAX 1: $137.94 24In Stock	Mfr. Part # IAGN66-1-72-30.0 Mouser Part # 874-IAGN6617230	AIRPAX	Circuit Breakers Cir Brkr,HydMag	Datasheet	24In Stock	$137.94 $115.78 $108.13 $87.90 Quote Quote	Min.: 1 Mult.: 1		Circuit Breakers		30 A			2 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers MSP S0 3.5 - 5A SCREW 3RV20211FA10 Siemens 1: $294.19 29In Stock	Mfr. Part # 3RV20211FA10 Mouser Part # 982-3RV20211FA10	Siemens	Circuit Breakers MSP S0 3.5 - 5A SCREW Learn More about Siemens 3rv2 circuit breakers	Datasheet	29In Stock	$294.19 $243.80 $226.98 $198.82 View Quote	Min.: 1 Mult.: 1	3RV2	Circuit Breakers	Motor Protection	5 A	690 VAC		3 Pole	Rotary	- 20 C	+ 60 C	Non-Illuminated
Circuit Breakers SUP PTOR 5SY4 1P 240V 6A 7.5K B-TRIP 5SY41066 Siemens 1: $75.48 44In Stock	Mfr. Part # 5SY41066 Mouser Part # 982-5SY41066	Siemens	Circuit Breakers SUP PTOR 5SY4 1P 240V 6A 7.5K B-TRIP Learn More about Siemens 5sy4 mini circuit breakers	Datasheet	44In Stock	$75.48 $64.46 $61.07 $50.90 View $47.50 $44.11	Min.: 1 Mult.: 1		Circuit Breakers	Miniature	6 A	400 VAC	60 VDC	1 Pole	Lever	- 40 C	+ 70 C	Non-Illuminated
Circuit Breakers SUP PTOR 5SY4 1P 240V 15A 7.5K C-TRIP 5SY41187 Siemens 1: $75.19 32In Stock	Mfr. Part # 5SY41187 Mouser Part # 982-5SY41187	Siemens	Circuit Breakers SUP PTOR 5SY4 1P 240V 15A 7.5K C-TRIP Learn More about Siemens 5sy4 mini circuit breakers	Datasheet	32In Stock	$75.19 $63.41 $59.29 $47.60 View $43.83 $40.86 Quote	Min.: 1 Mult.: 1		Circuit Breakers	Miniature	15 A	400 VAC	60 VDC	1 Pole	Lever	- 40 C	+ 70 C	Non-Illuminated
Circuit Breakers MAN-START 600VAC 40AMP IEC GV3P25 Schneider Electric 1: $398.52 6In Stock	Mfr. Part # GV3P25 Mouser Part # 996-GV3P25	Schneider Electric	Circuit Breakers MAN-START 600VAC 40AMP IEC Learn More about Schneider Electric schneider gv3 manual starters protectors	Datasheet	6In Stock	$398.52	Min.: 1 Mult.: 1	GV
Circuit Breakers Miniaturised single pole press-to-reset cycling trip free thermal circuit breaker designed for automotive fuse block installation. Extends the benefits of circuit breaker performance and convenience to applications which are cost cri 1610-H2-6A E-T-A 1: $10.79 323In Stock	Mfr. Part # 1610-H2-6A Mouser Part # 457-1610-H2-6A	E-T-A	Circuit Breakers Miniaturised single pole press-to-reset cycling trip free thermal circuit breaker designed for automotive fuse block installation. Extends the benefits of circuit breaker performance and convenience to applications which are cost cri	Datasheet	323In Stock	$10.79 $8.96 $8.27 $6.86 View $6.32 $5.67 $5.22 $4.80	Min.: 1 Mult.: 1	1610	Miniature Circuit Breakers	Automotive	6 A		24 VDC	1 Pole	Push to Reset	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Single, two and three pole magnetic circuit breakers with trip-free mechanism and push/pull on/off manual actuation. A choice of fast magnetic only or hydraulically delayed switching characteristics (Stype MO or HM CBE to EN 60934) en 8340-G211-N1R2-A4H0-0.02A E-T-A 1: $219.99 13In Stock	Mfr. Part # 8340-G211-N1R2-A4H0-0.02A Mouser Part # 457-211N1R24H00.02	E-T-A	Circuit Breakers Single, two and three pole magnetic circuit breakers with trip-free mechanism and push/pull on/off manual actuation. A choice of fast magnetic only or hydraulically delayed switching characteristics (Stype MO or HM CBE to EN 60934) en	Datasheet	13In Stock	$219.99 $182.34 $165.48 $138.91 View Quote	Min.: 1 Mult.: 1	8340-G	Hydraulic Magnetic Circuit Breakers	Thermal Magnetic	20 mA	240 VAC, 415 VAC	80 VDC	1 Pole	Toggle	- 40 C	+ 85 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-3A E-T-A 1: $124.94 42In Stock	Mfr. Part # 3600-P10-SI-3A Mouser Part # 457-3600-P10-SI-3A	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	42In Stock	$124.94 $102.05 $96.19 $89.90 View $87.50 Quote	Min.: 1 Mult.: 1	3600	Thermal Circuit Breakers	Thermal Magnetic	3 A	240 VAC	65 VDC	1 Pole	Pushbutton Dual	- 30 C	+ 60 C	Non-Illuminated
Circuit Breakers Single pole miniaturised magnetic circuit breakers with unique high-speed operating mechanism and push/pull on/off manual actuation. Fitted with electrically separate excitation and switching circuits, and one pair of auxiliary contac 808-H-0.5A E-T-A 1: $61.76 43In Stock	Mfr. Part # 808-H-0.5A Mouser Part # 457-808-H-0.5A	E-T-A	Circuit Breakers Single pole miniaturised magnetic circuit breakers with unique high-speed operating mechanism and push/pull on/off manual actuation. Fitted with electrically separate excitation and switching circuits, and one pair of auxiliary contac	Datasheet	43In Stock	$61.76 $51.31 $46.94 $39.45 View $36.56 $32.77	Min.: 1 Mult.: 1	808	Circuit Breakers	Miniature	500 mA		24 VDC	1 Pole	Pushbutton	- 30 C	+ 70 C	Non-Illuminated