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Snap-In Circuit Protection

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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.
Circuit Breakers 20A RCKR ACT NON-ILL W51-A152A1-20 TE Connectivity / P&B 1: $6.78 1,950In Stock	Mfr. Part No. W51-A152A1-20 Mouser Part No 655-W51-A152A1-20	TE Connectivity / P&B	Circuit Breakers 20A RCKR ACT NON-ILL	Datasheet	1,950In Stock	$6.78 $5.87 $4.76 $4.25 View $3.94 $3.83	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-F110-P7T1-W01Q-10A E-T-A 1: $32.59 8In Stock	Mfr. Part No. 3130-F110-P7T1-W01Q-10A Mouser Part No 457-0F110P7T1W01Q10A	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	8In Stock	$32.59 $27.04 $24.94 $19.28 View $17.89 $16.30 $15.34 Quote	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-F110-P7T1-W02Q-10A E-T-A 1: $30.22 9In Stock	Mfr. Part No. 3130-F110-P7T1-W02Q-10A Mouser Part No 457-0F110P7T1W02Q10A	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	$30.22 $25.07 $22.87 $22.20 View $21.62 $21.14 Quote	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-F110-P7T1-W02Q-15A E-T-A 1: $30.49 15In Stock	Mfr. Part No. 3130-F110-P7T1-W02Q-15A Mouser Part No 457-0F110P7T1W02Q15A	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	15In Stock	$30.49 $25.30 $23.34 $18.95 View $17.46 $15.66 $14.47	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-W01Q-10A E-T-A 1: $58.38 7In Stock	Mfr. Part No. 3130-F120-P7T1-W01Q-10A Mouser Part No 457-0F120P7T1W01Q10A	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	$58.38 $49.08 $40.12 $36.07 View $35.12 $33.98	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-F130-P7T1-W02Q-12A E-T-A 1: $63.72 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	$63.72 $51.82 $47.79 $39.55 View $36.44 $32.65	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-F130-P7T1-W02Q-16A E-T-A 1: $70.83 25In Stock	Mfr. Part No. 3130-F130-P7T1-W02Q-16A Mouser Part No 457-0F130P7T1W02Q16A	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	25In Stock	$70.83 $54.04 $48.91 $40.10	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-F150-P7T1-W01Q-10A E-T-A 1: $42.00 40In Stock	Mfr. Part No. 3130-F150-P7T1-W01Q-10A Mouser Part No 457-0F150P7T1W01Q10A	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	40In Stock	$42.00 $34.85 $32.79 $25.70 View $24.19 $23.52 $22.98 Quote	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-F150-P7T1-W01Q-20A E-T-A 1: $48.93 3In Stock 10Expected 12/11/2026	Mfr. Part No. 3130-F150-P7T1-W01Q-20A Mouser Part No 457-0F150P7T1W01Q20A	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	3In Stock 10Expected 12/11/2026	$48.93 $40.58 $37.42 $29.08 View $27.24 $25.17 Quote	Min.: 1 Mult.: 1
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) snap-in type. Manual release facility optional. Approved to CBE standard EN 60934 (IEC 60934 105-P10-10A E-T-A 1: $29.09 16In Stock	Mfr. Part No. 105-P10-10A Mouser Part No 457-105-P10-10A	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) snap-in type. Manual release facility optional. Approved to CBE standard EN 60934 (IEC 60934	Datasheet	16In Stock	$29.09 $24.14 $22.27 $16.96 View $16.46 $15.99 $15.93	Min.: 1 Mult.: 1
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) snap-in type. Manual release facility optional. Approved to CBE standard EN 60934 (IEC 60934 105-P10-3A E-T-A 1: $29.09 29In Stock	Mfr. Part No. 105-P10-3A Mouser Part No 457-105-P10-3A	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) snap-in type. Manual release facility optional. Approved to CBE standard EN 60934 (IEC 60934	Datasheet	29In Stock	$29.09 $24.14 $22.27 $16.96 View $16.46 $15.99 $15.93	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-W19QG7-16A E-T-A 1: $63.72 9In Stock	Mfr. Part No. 3130-F120-P7T1-W19QG7-16A Mouser Part No 457-120P7T1W19QG716A	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	$63.72 $54.83 $43.96 $39.31 $37.96	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-F110-P7T1-W02Q-8A E-T-A 1: $30.21 9In Stock	Mfr. Part No. 3130-F110-P7T1-W02Q-8A Mouser Part No 457-30F110P7T1W02Q8A	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	$30.21 $25.06 $23.12 $19.15 View $17.65 $16.37 $15.20	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-5A E-T-A 1: $80.93 3In Stock	Mfr. Part No. 3130-F120-P7T1-W02Q-5A Mouser Part No 457-30F120P7T1W02Q5A	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	3In Stock	$80.93 $67.14 $44.01 $43.57 View $42.09 $40.30 Quote	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-F130-P7T1-W02Q-8A E-T-A 1: $57.67 9In Stock	Mfr. Part No. 3130-F130-P7T1-W02Q-8A Mouser Part No 457-30F130P7T1W02Q8A	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	$57.67 $53.73 $43.06 $38.93 View $37.84 $37.20	Min.: 1 Mult.: 1
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-5A E-T-A 1: $44.50 12In Stock	Mfr. Part No. 3120-N521-P7T1-W01D-5A Mouser Part No 457-3120N521T1W01D5A	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	12In Stock	$44.50 $36.92 $35.32 $30.54 View $27.58 $27.14 Quote	Min.: 1 Mult.: 1
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-N313-P7T1-W02L-10A E-T-A 1: $30.76 1In Stock 20On Order	Mfr. Part No. 3120-N313-P7T1-W02L-10A Mouser Part No 457-313P7T1W02L10	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	1In Stock 20On Order On Order Ship Dates Mfr. No: 3120-N313-P7T1-W02L-10A Stock: 1 Can Dispatch Immediately On Order: 10 Expected 25/12/2026 10 Expected 04/01/2027 Factory Lead Time: 11 Weeks	$30.76 $25.52 $23.89 $20.90 View $18.15 $17.91 $17.23 Quote	Min.: 1 Mult.: 1
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-H7T1-W19DG2-5A E-T-A 1: $40.53 7In Stock	Mfr. Part No. 3120-N321-H7T1-W19DG2-5A Mouser Part No 457-321H7T1W19DG25A	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	7In Stock	$40.53 $35.24 $32.94 $30.12	Min.: 1 Mult.: 1
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-4A E-T-A 1: $44.06 11In Stock	Mfr. Part No. 3120-N321-P7T1-W01D-4A Mouser Part No 457-321P7T1W01D4A	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	11In Stock	$44.06 $36.55 $33.71 $27.92 View $24.01 $22.34 $22.27 Quote	Min.: 1 Mult.: 1
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-N32G-P7T1-D01X-2A E-T-A 1: $70.00 7In Stock	Mfr. Part No. 3120-N32G-P7T1-D01X-2A Mouser Part No 457-32GP7T1D01X2	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	7In Stock	$70.00 $53.50 $46.00 $42.02 View $41.58 $40.58 Quote	Min.: 1 Mult.: 1
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-N501-N7Q1-W15FY2-16A E-T-A 1: $39.80 5In Stock	Mfr. Part No. 3120-N501-N7Q1-W15FY2-16A Mouser Part No 457-501N7Q1W15FY216	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	5In Stock	$39.80 $33.01 $25.78 $23.76 View $23.40 $22.83 Quote	Min.: 1 Mult.: 1
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-10A E-T-A 1: $46.96 2In Stock	Mfr. Part No. 3120-N521-H7T1-W01D-10A Mouser Part No 457-521H7T1W01D10	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	2In Stock	$46.96 $38.96 $32.13 $28.96 View $24.53 $23.24 $23.13 Quote	Min.: 1 Mult.: 1
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-20A E-T-A 1: $74.23 8In Stock	Mfr. Part No. 3120-N521-H7T1-W01D-20A Mouser Part No 457-521H7T1W01D20	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	8In Stock	$74.23 $61.58 $53.56 $49.52 View $45.96 $44.60 Quote	Min.: 1 Mult.: 1
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 25/12/2026	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 25/12/2026	$34.20 $28.38 $26.17 $25.59 View $19.98 Quote	Min.: 1 Mult.: 1
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-15A E-T-A 1: $44.49 50In Stock 50On Order	Mfr. Part No. 3120-N521-P7T1-W01D-15A Mouser Part No 457-521P7T1W01D15	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	50In Stock 50On Order	$44.49 $36.91 $34.70 $29.75 View $26.23 $25.93 Quote	Min.: 1 Mult.: 1

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Snap-In Circuit Protection

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