Snap-In – Mouser United Kingdom

By manufacturer

Availability options

In Stock Normally Stocked RoHS Compliant Active New Products

Applied filters

Please modify your search so that it will return results.

Search within results

Selection options

Select action

Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.
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: £21.84 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	£21.84 £18.12 £16.72 £12.74 View £12.36 £12.00 £11.96	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 pole version, p 3130-F110-P7T1-W22AR3-10A E-T-A 1: £33.52 10Expected 04/12/2026	Mfr. Part No. 3130-F110-P7T1-W22AR3-10A Mouser Part No 457-110P7T1W22AR310A	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 pole version, p	Datasheet	10Expected 04/12/2026	£33.52 £27.81 £25.65 £20.87 View £19.56 £19.31	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: £47.84 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	£47.84 £41.16 £33.01 £29.52 £28.50	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: £22.68 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	£22.68 £18.81 £17.36 £14.38 View £13.25 £12.29 £11.41	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: £60.76 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	£60.76 £50.41 £33.04 £32.71 View £31.60 £30.26 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: £43.30 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	£43.30 £40.34 £32.33 £29.23 View £28.41 £27.93	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: £33.41 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	£33.41 £27.72 £26.52 £22.92 View £20.71 £20.38 £20.35 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: £23.09 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	£23.09 £19.16 £17.94 £15.69 View £13.63 £13.44 £12.94 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: £30.43 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	£30.43 £26.46 £24.73 £22.61	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: £33.08 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	£33.08 £27.44 £25.31 £20.96 View £18.03 £17.48	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: £52.55 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	£52.55 £40.17 £34.54 £31.55 View £31.22 £30.47 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: £29.88 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	£29.88 £24.78 £19.35 £17.84 View £17.56 £17.14 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 protection of motors 3120-N521-H7T1-W01D-10A E-T-A 1: £35.26 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	£35.26 £29.25 £24.12 £21.75 £18.45	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: £55.73 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	£55.73 £46.23 £40.21 £37.18 View £34.51 £33.49 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: £25.67 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	£25.67 £21.31 £19.65 £19.21 £17.48	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-W02D-10A E-T-A 1: £33.37 6In Stock	Mfr. Part No. 3120-N521-P7T1-W02D-10A Mouser Part No 457-521P7T1W02D10	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	6In Stock	£33.37 £28.23 £25.54 £21.14 View £19.48 £19.21	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 pr 3120-N521-P7T1-W19DG4-8A E-T-A 1: £38.30 18In Stock	Mfr. Part No. 3120-N521-P7T1-W19DG4-8A Mouser Part No 457-521P7T1W19DG	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	18In Stock	£38.30 £31.78 £29.82 £25.26 View £23.01 £22.29	Min.: 1 Mult.: 1
Circuit Breakers Miniaturised single pole rocker switch/thermal circuit breaker combining ON/OFF switching and extremely fast overload performance in a single component (S-type TO CBE to EN 60934/IEC 934). Under overload conditions an internal neon (f 1410-F110-P1F1-W14Q-6.3A E-T-A 1: £19.69 33In Stock	Mfr. Part No. 1410-F110-P1F1-W14Q-6.3A Mouser Part No 457-F110P1F1W14Q6.3A	E-T-A	Circuit Breakers Miniaturised single pole rocker switch/thermal circuit breaker combining ON/OFF switching and extremely fast overload performance in a single component (S-type TO CBE to EN 60934/IEC 934). Under overload conditions an internal neon (f	Datasheet	33In Stock	£19.69 £18.18 £16.67 £12.96 View £11.51 £10.72	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-W12QY7-3A E-T-A 1: £33.49 24In Stock	Mfr. Part No. 3130-F120-P7T1-W12QY7-3A Mouser Part No 457-F120P7T1W12QY73A	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	24In Stock	£33.49 £32.57 £30.03 £24.37 View £22.85 £22.34 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-N311-P7T1-W01D-15A E-T-A 1: £19.60 10In Stock	Mfr. Part No. 3120-N311-P7T1-W01D-15A Mouser Part No 457-N311P7T1W01D15	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	£19.60 £16.62 £13.69 £13.01 £11.51	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-N311-P7T1-W01D-20A E-T-A 1: £22.81 35In Stock	Mfr. Part No. 3120-N311-P7T1-W01D-20A Mouser Part No 457-N311P7T1W01D20	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	35In Stock	£22.81 £18.93 £17.35 £14.31 View £13.10 £12.65	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-N311-P7T1-W01D-5A E-T-A 1: £22.81 24In Stock	Mfr. Part No. 3120-N311-P7T1-W01D-5A Mouser Part No 457-N311P7T1W01D5	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	24In Stock	£22.81 £18.93 £17.32 £14.35 View £12.98 £12.65	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-N311-P7T1-W02D-20A E-T-A 1: £22.81 1In Stock	Mfr. Part No. 3120-N311-P7T1-W02D-20A Mouser Part No 457-N311P7T1W02D20	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	£22.81 £18.93 £17.46 £13.69 £11.51	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-15A E-T-A 1: £25.67 15In Stock	Mfr. Part No. 3120-N321-P7T1-W01D-15A Mouser Part No 457-N321P7T1W01D15	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	15In Stock	£25.67 £21.31 £19.65 £19.21 £17.48	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-16A E-T-A 1: £27.22 1In Stock 20On Order	Mfr. Part No. 3120-N321-P7T1-W01D-16A Mouser Part No 457-N321P7T1W01D16	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-N321-P7T1-W01D-16A Stock: 1 Can Dispatch Immediately On Order: 10 Expected 06/11/2026 10 Expected 25/12/2026 Factory Lead Time: 11 Weeks	£27.22 £22.58 £20.84 £19.21 £17.48	Min.: 1 Mult.: 1

Filters

Applied filters

Customer Service Office

Company

Resources

Support

Share This

Industrial Automation

Electronic Components

Filters

Applied filters