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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 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-N31A-H7T1-W12LY3-3A E-T-A 1: £21.89 Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. 3120-N31A-H7T1-W12LY3-3A Mouser Part No 457-31AH7T1W12LY33A	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	Non-Stocked Lead-Time 6 Weeks	£21.89 £20.97 £17.82 £17.19 £15.29	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-N31F-P7T1-SGRX-10A E-T-A 1: £24.71 Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. 3120-N31F-P7T1-SGRX-10A Mouser Part No 457-31FP7T1SGRX10A	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	Non-Stocked Lead-Time 6 Weeks	£24.71 £20.51 £16.90 £14.91 View £12.70 £12.53	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-N31F-P7T1-SGRX-15A E-T-A 1: £24.71 Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. 3120-N31F-P7T1-SGRX-15A Mouser Part No 457-31FP7T1SGRX15A	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	Non-Stocked Lead-Time 6 Weeks	£24.71 £20.51 £16.90 £14.91 View £12.70 £12.53	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-N31A-H7T1-W12LY3-2.5A E-T-A 1: £21.89 Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. 3120-N31A-H7T1-W12LY3-2.5A Mouser Part No 457-31H7T1W12LY32.5	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	Non-Stocked Lead-Time 6 Weeks	£21.89 £20.45 £20.14 £19.70 View £17.36 £17.18 £17.09 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-N31A-H7T1-W12LY3-5A E-T-A 1: £21.18 Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. 3120-N31A-H7T1-W12LY3-5A Mouser Part No 457-31H7T1W12LY35	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	Non-Stocked Lead-Time 6 Weeks	£21.18 £20.14 £20.10 £19.71 View £17.36 £17.19 £17.12 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-W01D-15A E-T-A 1: £26.79 Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. 3120-N321-H7T1-W01D-15A Mouser Part No 457-321H7T1W01D15A	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	Non-Stocked Lead-Time 6 Weeks	£26.79 £23.96 £23.06 £22.71 View £20.04 £19.78 £19.72 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-W01D-8A E-T-A 1: £26.79 Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. 3120-N321-H7T1-W01D-8A Mouser Part No 457-321H7T1W01D8A	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	Non-Stocked Lead-Time 6 Weeks	£26.79 £23.96 £23.06 £22.71 View £20.04 £19.78 £19.72 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-W15FY1-6A E-T-A 1: £30.85 Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. 3120-N321-H7T1-W15FY1-6A Mouser Part No 457-321H7T1W15FY16A	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	Non-Stocked Lead-Time 6 Weeks	£30.85 £27.67 £23.99 £23.20 £20.58	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-W15FY3-5A E-T-A 1: £33.71 Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. 3120-N321-H7T1-W15FY3-5A Mouser Part No 457-321H7T1W15FY35A	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	Non-Stocked Lead-Time 6 Weeks	£33.71 £28.73 £26.71 £23.84 £20.58	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-W19DG4-5A E-T-A 1: £30.85 Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. 3120-N321-H7T1-W19DG4-5A Mouser Part No 457-321H7T1W19DG45A	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	Non-Stocked Lead-Time 6 Weeks	£30.85 £27.67 £23.99 £23.20 £20.58	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-W19DG4-8A E-T-A 1: £33.71 Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. 3120-N321-H7T1-W19DG4-8A Mouser Part No 457-321H7T1W19DG48A	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	Non-Stocked Lead-Time 6 Weeks	£33.71 £28.73 £26.71 £24.00 £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-1.2A E-T-A 1: £33.11 Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. 3120-N321-P7T1-W01D-1.2A Mouser Part No 457-321P7T1W01D1.2A	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	Non-Stocked Lead-Time 6 Weeks	£33.11 £30.03 £30.02 £29.77 View £26.56 £26.26 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-W01D-14A E-T-A 1: £33.41 Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. 3120-N321-P7T1-W01D-14A Mouser Part No 457-321P7T1W01D14A	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	Non-Stocked Lead-Time 6 Weeks	£33.41 £27.72 £22.86 £20.61 £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 prot 3120-N321-P7T1-W01D-8A E-T-A 1: £26.15 Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. 3120-N321-P7T1-W01D-8A Mouser Part No 457-321P7T1W01D8A	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	Non-Stocked Lead-Time 6 Weeks	£26.15 £21.69 £20.02 £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-W01K-15A E-T-A 1: £33.41 Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. 3120-N321-P7T1-W01K-15A Mouser Part No 457-321P7T1W01K15A	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	Non-Stocked Lead-Time 6 Weeks	£33.41 £27.72 £23.68 £22.12 View £19.94 £19.30 £19.25 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-W01L-20A E-T-A 1: £24.16 Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. 3120-N321-P7T1-W01L-20A Mouser Part No 457-321P7T1W01L20A	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	Non-Stocked Lead-Time 6 Weeks	£24.16 £22.50 £22.49 £22.37 View £19.69 £19.49 £19.42 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-W01X-1A E-T-A 1: £32.54 Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. 3120-N321-P7T1-W01X-1A Mouser Part No 457-321P7T1W01X1A	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	Non-Stocked Lead-Time 6 Weeks	£32.54 £29.88 £29.87 £29.78 View £26.53 £26.27 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-N321-P7T1-W01X-3A E-T-A 1: £33.41 Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. 3120-N321-P7T1-W01X-3A Mouser Part No 457-321P7T1W01X3A	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	Non-Stocked Lead-Time 6 Weeks	£33.41 £27.72 £23.68 £22.12 View £19.94 £19.30 £19.25 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-W01X-5A E-T-A 1: £33.41 Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. 3120-N321-P7T1-W01X-5A Mouser Part No 457-321P7T1W01X5	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	Non-Stocked Lead-Time 6 Weeks	£33.41 £27.72 £23.68 £22.12 View £19.94 £19.30 £19.25 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-W02D-0.5A E-T-A 1: £33.11 Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. 3120-N321-P7T1-W02D-0.5A Mouser Part No 457-321P7T1W02D0.5A	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	Non-Stocked Lead-Time 6 Weeks	£33.11 £30.03 £30.02 £29.77 View £26.56 £26.26 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-W02D-12A E-T-A 1: £26.34 Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. 3120-N321-P7T1-W02D-12A Mouser Part No 457-321P7T1W02D12A	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	Non-Stocked Lead-Time 6 Weeks	£26.34 £23.55 £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-N321-P7T1-W02D-14A E-T-A 1: £26.34 Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. 3120-N321-P7T1-W02D-14A Mouser Part No 457-321P7T1W02D14A	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	Non-Stocked Lead-Time 6 Weeks	£26.34 £23.55 £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-N321-P7T1-W02D-16A E-T-A 1: £26.34 Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. 3120-N321-P7T1-W02D-16A Mouser Part No 457-321P7T1W02D16A	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	Non-Stocked Lead-Time 6 Weeks	£26.34 £23.55 £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-N321-P7T1-W02D-1A E-T-A 1: £34.13 Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. 3120-N321-P7T1-W02D-1A Mouser Part No 457-321P7T1W02D1A	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	Non-Stocked Lead-Time 6 Weeks	£34.13 £30.38 £30.37 £29.75 View £26.60 £26.26 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-W02D-3A E-T-A 1: £26.34 Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. 3120-N321-P7T1-W02D-3A Mouser Part No 457-321P7T1W02D3A	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	Non-Stocked Lead-Time 6 Weeks	£26.34 £23.55 £22.69 £22.34 View £19.71 £19.47 £19.41 Quote	Min.: 1 Mult.: 1