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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.	RoHS	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 Bimetal operated single pole motor protection controls with automatic reset actuation, small physical size, reliable snap-action mechanism. Caution: In specifying these 2 products, care should be taken to ensure that automatic motor 2-6500-P10-2A E-T-A 1: $39.96 91In Stock	Mfr. Part No. 2-6500-P10-2A Mouser Part No 457-26500P102A	E-T-A	Circuit Breakers Bimetal operated single pole motor protection controls with automatic reset actuation, small physical size, reliable snap-action mechanism. Caution: In specifying these 2 products, care should be taken to ensure that automatic motor	Datasheet	91In Stock	$39.96 $33.16 $30.58 $25.33 View $23.33 $20.92 $19.91	Min.: 1 Mult.: 1		2-6500	Circuit Breakers	Overcurrent Protection	2 A	250 VAC	28 VDC	1 Pole		- 10 C	+ 60 C	Non-Illuminated
Circuit Breakers Single pole high performance thermal-magnetic circuit breaker, with tease-free, trip-free, snap action mechanism and push/pull on/off actuation (M-type TM CBE to EN 60934). An indicator band on the push button clearly shows the tripped/off position. 452-K14-LN2-100A E-T-A 1: $337.90 10In Stock	Mfr. Part No. 452-K14-LN2-100A Mouser Part No 457-452-K14-LN2-100A	E-T-A	Circuit Breakers Single pole high performance thermal-magnetic circuit breaker, with tease-free, trip-free, snap action mechanism and push/pull on/off actuation (M-type TM CBE to EN 60934). An indicator band on the push button clearly shows the tripped/off position.	Datasheet	10In Stock	$337.90 $280.72 $209.88 $173.35	Min.: 1 Mult.: 1		452	Circuit Breakers	Thermal Magnetic	100 A		28 VDC	1 Pole	Pushbutton	- 55 C	+ 75 C	Non-Illuminated
Circuit Breakers 0.25A PUSH TO RESET W28-XQ1A-0.25 TE Connectivity / P&B 1: $12.43 308In Stock	Mfr. Part No. W28-XQ1A-0.25 Mouser Part No 655-W28-XQ1A-0.25	TE Connectivity / P&B	Circuit Breakers 0.25A PUSH TO RESET	Datasheet	308In Stock	$12.43 $9.90 $8.58 $7.32 View $7.06 $6.82 $6.44 Quote	Min.: 1 Mult.: 1		W28	Thermal Circuit Breakers	Thermal Magnetic	250 mA	250 VAC	32 VDC	1 Pole	Push to Reset	- 20 C	+ 60 C	Non-Illuminated
Circuit Breakers 0.75A PUSH TO RESET W28-XQ1A-0.75 TE Connectivity / P&B 1: $7.59 520In Stock	Mfr. Part No. W28-XQ1A-0.75 Mouser Part No 655-W28-XQ1A-0.75	TE Connectivity / P&B	Circuit Breakers 0.75A PUSH TO RESET	Datasheet	520In Stock	$7.59 $7.03 $6.32 $5.78 View $5.43 $5.23	Min.: 1 Mult.: 1		W28	Thermal Circuit Breakers	Thermal Magnetic	750 mA	250 VAC	32 VDC	1 Pole	Push to Reset	- 20 C	+ 60 C	Non-Illuminated
Circuit Breakers CIRCUIT BREAKER THERMAL 13A BLK W28-XQ1A-13 TE Connectivity / P&B 1: $4.09 535In Stock	Mfr. Part No. W28-XQ1A-13 Mouser Part No 655-W28-XQ1A-13	TE Connectivity / P&B	Circuit Breakers CIRCUIT BREAKER THERMAL 13A BLK	Datasheet	535In Stock	$4.09 $4.01 $3.78 $3.35 View $2.99 $2.81 $2.79	Min.: 1 Mult.: 1		W28	Thermal Circuit Breakers	Thermal Magnetic	13 A	250 VAC	32 VDC	1 Pole	Push to Reset	- 20 C	+ 60 C	Non-Illuminated
Circuit Breakers CIRCUIT BREAKER THERMAL 15A RED W51-A161A1-15 TE Connectivity / P&B 1: $5.31 1,059In Stock	Mfr. Part No. W51-A161A1-15 Mouser Part No 655-W51-A161A1-15	TE Connectivity / P&B	Circuit Breakers CIRCUIT BREAKER THERMAL 15A RED	Datasheet	1,059In Stock	$5.31 $5.01 $4.33 $3.92 View $3.88 $3.45 $3.35 $3.27	Min.: 1 Mult.: 1		W51	Circuit Breakers	Thermal	15 A	125 VAC	50 VDC	1 Pole	Rocker	0 C	+ 60 C	Non-Illuminated
Circuit Breakers MoQ=10 Non-Preferred Part (Build to Order) - Alternative Stocked Part Number 2210-S221-P1M1-Z241-12A 94 2210-S221-P1M3-H0-12A E-T-A 1: $256.70 10In Stock	Mfr. Part No. 2210-S221-P1M3-H0-12A Mouser Part No 457-210S221P1M3H012A	E-T-A	Circuit Breakers MoQ=10 Non-Preferred Part (Build to Order) - Alternative Stocked Part Number 2210-S221-P1M1-Z241-12A 94 Learn More about E-T-A e t a 2210 s2 thermal magnetic circuit breakers	Datasheet	10In Stock	$256.70 $179.66 $169.87 $167.11 View Quote	Min.: 1 Mult.: 1		2210-S2	Thermal Circuit Breakers	Thermal Magnetic					Toggle
Circuit Breakers CIRCUIT BRKER 1POLE 8Amps Rocker W51-A122B1-8 TE Connectivity / P&B 1: $6.27 676In Stock	Mfr. Part No. W51-A122B1-8 Mouser Part No 655-W51-A122B1-8	TE Connectivity / P&B	Circuit Breakers CIRCUIT BRKER 1POLE 8Amps Rocker	Datasheet	676In Stock	$6.27 $5.36 $4.54 $4.21 View $3.91 $3.78 $3.69 $3.61	Min.: 1 Mult.: 1		W51	Circuit Breakers	Thermal	8 A	250 VAC	50 VDC	1 Pole	Rocker	0 C	+ 50 C	Illuminated	Tray
Circuit Breakers 12A PUSH TO RESET QC W58-XB1A4A-12 TE Connectivity / P&B 1: $8.10 916In Stock	Mfr. Part No. W58-XB1A4A-12 Mouser Part No 655-W58-XB1A4A-12	TE Connectivity / P&B	Circuit Breakers 12A PUSH TO RESET QC	Datasheet	916In Stock	$8.10 $7.35 $6.26 $5.83 View $5.60 $5.59 $5.09	Min.: 1 Mult.: 1		W58	Thermal Circuit Breakers	Thermal Magnetic	12 A	250 VAC	50 VDC	1 Pole	Push to Reset	- 20 C	+ 60 C	Non-Illuminated
Circuit Breakers Very cost effective design to meet international requirements. No exposed metal parts which are current-carrying except for terminals. R-type TO CBE to EN 60934. Units built to order. For requests under 500 pcs contact Customer Servi 1658-F01-00-P10-20A E-T-A 1: $7.28 1,909In Stock	Mfr. Part No. 1658-F01-00-P10-20A Mouser Part No 457-1658F0100P1020A	E-T-A	Circuit Breakers Very cost effective design to meet international requirements. No exposed metal parts which are current-carrying except for terminals. R-type TO CBE to EN 60934. Units built to order. For requests under 500 pcs contact Customer Servi	Datasheet	1,909In Stock	$7.28 $6.93 $4.46 $3.72 View $3.29 $3.26	Min.: 1 Mult.: 1		1658	Thermal Circuit Breakers	Overcurrent Protection	20 A	240 VAC	28 VDC	1 Pole	Push to Reset	- 20 C	+ 60 C	Non-Illuminated
Circuit Breakers TMC 71C 30A 1019987 Phoenix Contact 1: $22.65 504In Stock	Mfr. Part No. 1019987 Mouser Part No 651-1019987	Phoenix Contact	Circuit Breakers TMC 71C 30A Learn More about Phoenix Contact tmc 7 supplementary protectors	Datasheet	504In Stock	$22.65	Min.: 1 Mult.: 1		TMC 7	Circuit Breakers	Thermal Magnetic	30 A	277 VAC	60 VDC	1 Pole	Lever	- 35 C	+ 70 C	Non-Illuminated
Circuit Breakers CIRCUIT BREAKER SWITCH 30A BLK W91-X112-30 TE Connectivity / P&B 1: $97.93 152In Stock	Mfr. Part No. W91-X112-30 Mouser Part No 655-W91-X112-30	TE Connectivity / P&B	Circuit Breakers CIRCUIT BREAKER SWITCH 30A BLK	Datasheet	152In Stock	$97.93 $88.78 $82.66 $78.41	Min.: 1 Mult.: 1		W9	Hydraulic Magnetic Circuit Breakers	Hydraulic Magnetic	30 A	277 VAC		1 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers 50A 2 POLE 2 TOGGLE W92-X112-50 TE Connectivity / P&B 1: $146.81 71In Stock	Mfr. Part No. W92-X112-50 Mouser Part No 655-W92-X112-50	TE Connectivity / P&B	Circuit Breakers 50A 2 POLE 2 TOGGLE	Datasheet	71In Stock	$146.81 $132.26 Quote Quote	Min.: 1 Mult.: 1		W9	Hydraulic Magnetic Circuit Breakers	Hydraulic Magnetic	50 A	277 VAC		2 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Very cost effective design to meet international requirements. No exposed metal parts which are current-carrying except for terminals. R-type TO CBE to EN 60934. Units built to order. For requests under 500 pcs contact Customer Servi E-T-A 1658-A21-02-P10-10A 1658-A21-02-P10-10A E-T-A 1: $7.28 569In Stock	Mfr. Part No. 1658-A21-02-P10-10A Mouser Part No 457-1658A2102P1010A	E-T-A	Circuit Breakers Very cost effective design to meet international requirements. No exposed metal parts which are current-carrying except for terminals. R-type TO CBE to EN 60934. Units built to order. For requests under 500 pcs contact Customer Servi	Datasheet	569In Stock	$7.28 $6.93 $6.68 $5.03 View $4.12 $3.49 $3.48	Min.: 1 Mult.: 1		1658	Thermal Circuit Breakers	Overcurrent Protection	10 A	240 VAC	28 VDC	1 Pole	Push to Reset	- 20 C	+ 60 C	Non-Illuminated
Circuit Breakers W58-XA6A4A-3=CKTBKR THERM PB Q 1423695-7 TE Connectivity / P&B 1: $7.04 416In Stock	Mfr. Part No. 1423695-7 Mouser Part No 655-1423695-7	TE Connectivity / P&B	Circuit Breakers W58-XA6A4A-3=CKTBKR THERM PB Q	Datasheet	416In Stock	$7.04 $5.36 $4.72 $4.44 View $4.24 $4.06 $3.52 $3.43	Min.: 1 Mult.: 1		W58	Thermal Circuit Breakers	Thermal Magnetic	3 A	250 VAC	50 VDC	1 Pole	Push to Reset	- 20 C	+ 60 C	Non-Illuminated
Circuit Breakers 5A ROCKR ACT RED ILL W51-A121B1-5 TE Connectivity / P&B 1: $5.78 1,786In Stock	Mfr. Part No. W51-A121B1-5 Mouser Part No 655-W51-A121B1-5	TE Connectivity / P&B	Circuit Breakers 5A ROCKR ACT RED ILL	Datasheet	1,786In Stock	$5.78 $5.19 $4.69 $4.22 View $4.14 $3.78 $3.72 $3.65	Min.: 1 Mult.: 1		W51	Circuit Breakers	Thermal	5 A	125 VAC	50 VDC	1 Pole	Rocker	0 C	+ 50 C	Illuminated
Circuit Breakers Cir Brkr Hyd Mag AP116-7064-258 AIRPAX 1: $1,773.29 1In Stock	Mfr. Part No. AP116-7064-258 Mouser Part No 874-AP116-7064-258	AIRPAX	Circuit Breakers Cir Brkr Hyd Mag Learn More about AIRPAX sensata ap circuit breakers	Datasheet	1In Stock	$1,773.29 $591.12 View Quote	Min.: 1 Mult.: 1	No	AP	Circuit Breakers	Hydraulic Magnetic	20 A	250 VAC	80 VDC	3 Pole	Toggle	- 40 C	+ 100 C	Non-Illuminated
Circuit Breakers CIRCUIT BREAKER M39019/03-230S AIRPAX 1: $1,751.41 1In Stock	Mfr. Part No. M39019/03-230S Mouser Part No 874-M39019/03-230S	AIRPAX	Circuit Breakers CIRCUIT BREAKER Learn More about AIRPAX sensata ap circuit breakers	Datasheet	1In Stock	$1,751.41 $583.83 View Quote	Min.: 1 Mult.: 1	No	AP	Circuit Breakers		5 A	250 VAC	50 VDC	2 Pole	Toggle			Non-Illuminated
Circuit Breakers TMC 71D 16A 1020051 Phoenix Contact 1: $19.85 108In Stock	Mfr. Part No. 1020051 Mouser Part No 651-1020051	Phoenix Contact	Circuit Breakers TMC 71D 16A Learn More about Phoenix Contact tmc 7 supplementary protectors	Datasheet	108In Stock	$19.85	Min.: 1 Mult.: 1		TMC 7	Circuit Breakers	Thermal Magnetic	16 A	277 VAC	60 VDC	1 Pole	Lever	- 35 C	+ 70 C	Non-Illuminated
Circuit Breakers TMC 81B 20A 2907492 Phoenix Contact 1: $21.57 321In Stock	Mfr. Part No. 2907492 Mouser Part No 651-2907492	Phoenix Contact	Circuit Breakers TMC 81B 20A Learn More about Phoenix Contact control cabinets	Datasheet	321In Stock	$21.57	Min.: 1 Mult.: 1		TMC 8	Circuit Breakers	Thermal Magnetic	20 A	120 VAC	60 VDC	1 Pole	Lever	- 35 C	+ 70 C	Non-Illuminated
Circuit Breakers TMC 81C 25A 2907574 Phoenix Contact 1: $21.57 295In Stock	Mfr. Part No. 2907574 Mouser Part No 651-2907574	Phoenix Contact	Circuit Breakers TMC 81C 25A Learn More about Phoenix Contact TMC thermomagnetic circuit breakers	Datasheet	295In Stock	$21.57	Min.: 1 Mult.: 1		TMC 8	Circuit Breakers	Thermal Magnetic	25 A	120 VAC	60 VDC	1 Pole	Lever	- 35 C	+ 70 C	Non-Illuminated
Circuit Breakers TMC 81C 50A 2907579 Phoenix Contact 1: $21.57 94In Stock	Mfr. Part No. 2907579 Mouser Part No 651-2907579	Phoenix Contact	Circuit Breakers TMC 81C 50A Learn More about Phoenix Contact control cabinets	Datasheet	94In Stock	$21.57	Min.: 1 Mult.: 1		TMC 8	Circuit Breakers	Thermal Magnetic	50 A	120 VAC	60 VDC	1 Pole	Lever	- 35 C	+ 70 C	Non-Illuminated
Circuit Breakers TMC 81C 63A 2907581 Phoenix Contact 1: $21.57 368In Stock	Mfr. Part No. 2907581 Mouser Part No 651-2907581	Phoenix Contact	Circuit Breakers TMC 81C 63A Learn More about Phoenix Contact TMC thermomagnetic circuit breakers	Datasheet	368In Stock	$21.57	Min.: 1 Mult.: 1		TMC 8	Circuit Breakers	Thermal Magnetic	63 A	120 VAC	60 VDC	1 Pole	Lever	- 35 C	+ 70 C	Non-Illuminated
Circuit Breakers W51-A151A1-10=CKTBKR THERM ROCK 1-1423673-7 TE Connectivity / P&B 1: $5.03 587In Stock	Mfr. Part No. 1-1423673-7 Mouser Part No 655-1-1423673-7	TE Connectivity / P&B	Circuit Breakers W51-A151A1-10=CKTBKR THERM ROCK	Datasheet	587In Stock	$5.03 $4.63 $4.35 $3.93 View $3.63 $3.51 $3.45 $3.39 $3.38	Min.: 1 Mult.: 1		W51	Circuit Breakers	Supplementary Protector	10 A	125 VAC	50 VDC	1 Pole	Rocker	0 C	+ 60 C	Non-Illuminated
Circuit Breakers 1POLE 12Amps Therm Circuit Brker W28-XT1A-12 TE Connectivity / P&B 1: $4.14 908In Stock	Mfr. Part No. W28-XT1A-12 Mouser Part No 655-W28-XT1A-12	TE Connectivity / P&B	Circuit Breakers 1POLE 12Amps Therm Circuit Brker	Datasheet	908In Stock	$4.14 $3.87 $3.45 $3.27 View $3.01 $2.79 $2.74	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	Bulk