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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.
Circuit Breakers The 3120-N...4 IP65 rated 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...4 is ideally suite 3120-N324-H7T1-W01D-16A E-T-A 1: £39.11 1In Stock	Mfr. Part No. 3120-N324-H7T1-W01D-16A Mouser Part No 457-324H7T1W01D16A	E-T-A	Circuit Breakers The 3120-N...4 IP65 rated 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...4 is ideally suite Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	1In Stock	£39.11 £28.92 £26.88 £24.00 £20.72	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-N511-P7T1-W14DR3-7A E-T-A 1: £28.22 7In Stock	Mfr. Part No. 3120-N511-P7T1-W14DR3-7A Mouser Part No 457-511P7T1W14DR37	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	£28.22 £23.41 £19.29 £17.02 £15.73	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-W15DY4-10A E-T-A 1: £38.29 2In Stock	Mfr. Part No. 3120-N521-P7T1-W15DY4-10A Mouser Part No 457-521P7T1W15DY410	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	£38.29 £25.53 £25.52 £25.39 View £22.66 £22.40 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 pr 3120-N521-P7T1-W19LG4-16A E-T-A 1: £47.27 7In Stock	Mfr. Part No. 3120-N521-P7T1-W19LG4-16A Mouser Part No 457-521P7T1W19LG416	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	7In Stock	£47.27 £43.90 £35.84 £35.08 View £32.41 £32.13 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 pr 3120-N523-P7T1-W12XY4-8A E-T-A 1: £38.30 3In Stock	Mfr. Part No. 3120-N523-P7T1-W12XY4-8A Mouser Part No 457-523P7T1W12XY48	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	3In Stock	£38.30 £28.32 £27.22 £25.26 View £23.01 £22.29	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-N551-P7T1-W04F-14A E-T-A 1: £26.43 7In Stock	Mfr. Part No. 3120-N551-P7T1-W04F-14A Mouser Part No 457-551P7T1W04F14	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	£26.43 £21.93 £18.07 £15.95 £14.73	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-N523-P7T1-W01L-20A E-T-A 1: £26.34 5In Stock	Mfr. Part No. 3120-N523-P7T1-W01L-20A Mouser Part No 457-0N523P7T1W01L20	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	£26.34 £23.55 £22.69 £22.34 View £19.71 £19.47 £19.41 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-F120-P7T1-W12QY7-15A E-T-A 1: £39.26 7In Stock	Mfr. Part No. 3130-F120-P7T1-W12QY7-15A Mouser Part No 457-120P7T1W12QY715A	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	£39.26 £32.57 £26.98 £24.25 View £23.62 £22.85	Min.: 1 Mult.: 1
Circuit Breakers Single pole thermal circuit breaker with push-to-reset, tease-free, trip-free, snap action mechanism (R-type TO CBE to EN 60934; M-type when fitted with optional manual release feature). Available in versions for plug-in or integral m 127-P10-H-KF-3A E-T-A 1: £37.47 2In Stock	Mfr. Part No. 127-P10-H-KF-3A Mouser Part No 457-127-P10-H-KF-3A	E-T-A	Circuit Breakers Single pole thermal circuit breaker with push-to-reset, tease-free, trip-free, snap action mechanism (R-type TO CBE to EN 60934; M-type when fitted with optional manual release feature). Available in versions for plug-in or integral m	Datasheet	2In Stock	£37.47 £32.20 £27.36 £24.65 View £23.12 £21.59 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-W01Q-2A E-T-A 1: £24.78 10In Stock	Mfr. Part No. 3130-F110-P7T1-W01Q-2A Mouser Part No 457-30F110P7T1W01Q2A	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	10In Stock	£24.78 £20.56 £18.96 £14.95 View £14.28 £13.81	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-3A E-T-A 1: £30.75 6In Stock	Mfr. Part No. 3130-F110-P7T1-W01Q-3A Mouser Part No 457-30F110P7T1W01Q3A	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	6In Stock	£30.75 £25.50 £23.52 £19.71 View £18.47 £17.24 £16.01	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-W15FY3-8A E-T-A 1: £28.22 10In Stock	Mfr. Part No. 3120-N311-P7T1-W15FY3-8A Mouser Part No 457-311P7T1W15FY38A	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	£28.22 £23.41 £19.92 £18.52 View £16.35 £16.05 £15.83 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 prot 3120-N311-P7T1-W14FR3-15A E-T-A 1: £28.22 4In Stock	Mfr. Part No. 3120-N311-P7T1-W14FR3-15A Mouser Part No 457-3120N31114FR315A	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	4In Stock	£28.22 £23.41 £19.26 £18.52 View £16.35 £16.05 £15.83 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 prot 3120-N321-P7T1-W19DG3-10A E-T-A 1: £38.29 4In Stock	Mfr. Part No. 3120-N321-P7T1-W19DG3-10A Mouser Part No 457-3120N32119DG310A	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	4In Stock	£38.29 £28.32 £26.12 £25.36 View £22.70 £22.40 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 pr 3120-N521-P7T1-W19DG4-20A E-T-A 1: £38.29 3In Stock 30On Order	Mfr. Part No. 3120-N521-P7T1-W19DG4-20A Mouser Part No 457-3120N52119DG420A	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	Datasheet	3In Stock 30On Order On Order Ship Dates Mfr. No: 3120-N521-P7T1-W19DG4-20A Stock: 3 Can Dispatch Immediately On Order: 10 Expected 13/11/2026 20 Expected 25/12/2026 Factory Lead Time: 12 Weeks	£38.29 £31.77 £29.90 £25.39 View £22.66 £22.40 Quote	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N...4 IP65 rated 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...4 is ideally suite 3120-N314-P7T1-W04X-16A E-T-A 1: £27.06 3In Stock	Mfr. Part No. 3120-N314-P7T1-W04X-16A Mouser Part No 457-314P7T1W04X16A	E-T-A	Circuit Breakers The 3120-N...4 IP65 rated 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...4 is ideally suite Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	3In Stock	£27.06 £22.44 £18.51 £17.78 View £15.72 £15.43 £15.22 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-W01F-20A E-T-A 1: £27.81 9In Stock	Mfr. Part No. 3120-N321-H7T1-W01F-20A Mouser Part No 457-321H7T1W01F20A	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	9In Stock	£27.81 £25.55 £21.71 £21.07 £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 prot 3120-N323-P7T1-W19FG4-5A E-T-A 1: £38.29 3In Stock	Mfr. Part No. 3120-N323-P7T1-W19FG4-5A Mouser Part No 457-323P7T1W19FG45A	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	3In Stock	£38.29 £25.74 £25.73 £25.39 View £22.66 £22.40 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-N32A-P7T1-W12DY3-1A E-T-A 1: £50.71 8In Stock	Mfr. Part No. 3120-N32A-P7T1-W12DY3-1A Mouser Part No 457-32AP7T1W12DY31A	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	8In Stock	£50.71 £42.07 £34.98 £30.71 £27.49	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 pro 3120-N351-P7T1-W01D-10A E-T-A 1: £26.43 8In Stock	Mfr. Part No. 3120-N351-P7T1-W01D-10A Mouser Part No 457-351P7T1W01D10	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 pro Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	8In Stock	£26.43 £21.92 £17.86 £17.46 View £15.34 £15.15 £15.02 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-P7T1-W01D-9A E-T-A 1: £33.40 8In Stock	Mfr. Part No. 3120-N521-P7T1-W01D-9A Mouser Part No 457-521P7T1W01D9	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	£33.40 £27.71 £22.69 £22.34 View £19.71 £19.47 £19.41 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-N523-P7T1-W01D-10A E-T-A 1: £33.40 10In Stock	Mfr. Part No. 3120-N523-P7T1-W01D-10A Mouser Part No 457-523P7T1W01D10	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	£33.40 £27.71 £25.56 £22.34 View £19.69 £19.47 £19.38 Quote	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N...4 IP65 rated 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...4 is ideally sui 3120-N554-P7T1-W15DY3-5A E-T-A 1: £35.21 7In Stock	Mfr. Part No. 3120-N554-P7T1-W15DY3-5A Mouser Part No 457-554P7T1W15DY35A	E-T-A	Circuit Breakers The 3120-N...4 IP65 rated 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...4 is ideally sui Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	7In Stock	£35.21 £29.21 £23.86 £23.48 View £20.73 £20.46 £20.40 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-N561-N7Q1-W14DR3-16A E-T-A 1: £23.78 2In Stock	Mfr. Part No. 3120-N561-N7Q1-W14DR3-16A Mouser Part No 457-561N7Q1W14DR316	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	£23.78 £19.73 £16.16 £14.24 View £12.06 £11.85	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-15A E-T-A 1: £21.90 9In Stock	Mfr. Part No. 3130-F110-P7T1-W01Q-15A Mouser Part No 457-0F110P7T1W01Q15A	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	£21.90 £18.17 £16.63 £15.87 View £15.28 £14.91 £14.56	Min.: 1 Mult.: 1

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