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18 mm Electromechanical

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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 MCB 5SJ4 1P 240V 40A SAME PH 14K C-TRIP 5SJ41407HG40 Siemens 1: £67.70 9In Stock	Mfr. Part No. 5SJ41407HG40 Mouser Part No 982-5SJ41407HG40	Siemens	Circuit Breakers MCB 5SJ4 1P 240V 40A SAME PH 14K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	9In Stock	£67.70 £58.73 £55.64 £46.37 £43.27	Min.: 1 Mult.: 1
Circuit Breakers MCB 5SJ4 1P 277V 40A 10K C-TRIP 5SJ41407HG42 Siemens 1: £71.60 5In Stock	Mfr. Part No. 5SJ41407HG42 Mouser Part No 982-5SJ41407HG42	Siemens	Circuit Breakers MCB 5SJ4 1P 277V 40A 10K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	5In Stock	£71.60 £62.11 £58.85 £49.05 £45.77	Min.: 1 Mult.: 1
Circuit Breakers SUP PTOR 5SY4 1P 240V 1A 7.5K D-TRIP 5SY41018 Siemens 1: £56.67 5In Stock	Mfr. Part No. 5SY41018 Mouser Part No 982-5SY41018	Siemens	Circuit Breakers SUP PTOR 5SY4 1P 240V 1A 7.5K D-TRIP Learn More about Siemens 5sy4 mini circuit breakers	Datasheet	5In Stock	£56.67 £48.40 £45.85 £38.21 View £35.66 £33.11	Min.: 1 Mult.: 1
Circuit Breakers SUP PTOR 5SY4 1P 240V 2A 7.5K A-TRIP 5SY41025 Siemens 1: £56.67 3In Stock	Mfr. Part No. 5SY41025 Mouser Part No 982-5SY41025	Siemens	Circuit Breakers SUP PTOR 5SY4 1P 240V 2A 7.5K A-TRIP Learn More about Siemens 5sy4 mini circuit breakers	Datasheet	3In Stock	£56.67 £48.40 £45.85 £38.21 View £35.66 £33.11	Min.: 1 Mult.: 1
Circuit Breakers SUP PTOR 5SY4 1P 240V 2A 7.5K B-TRIP 5SY41026 Siemens 1: £56.67 5In Stock	Mfr. Part No. 5SY41026 Mouser Part No 982-5SY41026	Siemens	Circuit Breakers SUP PTOR 5SY4 1P 240V 2A 7.5K B-TRIP Learn More about Siemens 5sy4 mini circuit breakers	Datasheet	5In Stock	£56.67 £48.40 £45.85 £38.21 View £35.66 £33.11	Min.: 1 Mult.: 1
Circuit Breakers SUP PTOR 5SY4 1P 240V 2A 7.5K C-TRIP 5SY41027 Siemens 1: £54.79 16In Stock	Mfr. Part No. 5SY41027 Mouser Part No 982-5SY41027	Siemens	Circuit Breakers SUP PTOR 5SY4 1P 240V 2A 7.5K C-TRIP Learn More about Siemens 5sy4 mini circuit breakers	Datasheet	16In Stock	£54.79 £49.45 £47.81 £35.74 View £32.90 £32.80	Min.: 1 Mult.: 1
Circuit Breakers SUP PTOR 5SY4 1P 240V 2A 7.5K D-TRIP 5SY41028 Siemens 1: £56.67 8In Stock	Mfr. Part No. 5SY41028 Mouser Part No 982-5SY41028	Siemens	Circuit Breakers SUP PTOR 5SY4 1P 240V 2A 7.5K D-TRIP Learn More about Siemens 5sy4 mini circuit breakers	Datasheet	8In Stock	£56.67 £48.40 £45.85 £38.21 View £35.66 £33.11	Min.: 1 Mult.: 1
Circuit Breakers circuit breaker 10ka 1pole b3 5SY41036 Siemens 1: £51.92 5In Stock	Mfr. Part No. 5SY41036 Mouser Part No 982-5SY41036	Siemens	Circuit Breakers circuit breaker 10ka 1pole b3 Learn More about Siemens 5sy4 mini circuit breakers	Datasheet	5In Stock	£51.92 £39.95 £37.45 £32.18 View £30.26 £29.11	Min.: 1 Mult.: 1
Circuit Breakers MINIATURE CURCIUT BREAKER, 230/400V 10kA 5SY41037 Siemens 1: £48.83 10In Stock	Mfr. Part No. 5SY41037 Mouser Part No 982-5SY41037	Siemens	Circuit Breakers MINIATURE CURCIUT BREAKER, 230/400V 10kA Learn More about Siemens 5sy4 mini circuit breakers	Datasheet	10In Stock	£48.83 £40.38 £38.49 £34.56 View £32.90 £32.80	Min.: 1 Mult.: 1
Circuit Breakers SUP PTOR 5SY4 1P 240V 4A 7.5K C-TRIP 5SY41047 Siemens 1: £56.67 13In Stock	Mfr. Part No. 5SY41047 Mouser Part No 982-5SY41047	Siemens	Circuit Breakers SUP PTOR 5SY4 1P 240V 4A 7.5K C-TRIP Learn More about Siemens 5sy4 mini circuit breakers	Datasheet	13In Stock	£56.67 £48.40 £45.85 £38.21 View £35.66 £33.11	Min.: 1 Mult.: 1
Circuit Breakers SUP PTOR 5SY4 1P 240V 4A 7.5K D-TRIP 5SY41048 Siemens 1: £56.67 8In Stock	Mfr. Part No. 5SY41048 Mouser Part No 982-5SY41048	Siemens	Circuit Breakers SUP PTOR 5SY4 1P 240V 4A 7.5K D-TRIP Learn More about Siemens 5sy4 mini circuit breakers	Datasheet	8In Stock	£56.67 £48.40 £45.85 £38.21 View £35.66 £33.11	Min.: 1 Mult.: 1
Circuit Breakers SUP PTOR 5SY4 1P 240V 0.5A 7.5K A-TRIP 5SY41055 Siemens 1: £56.67 1In Stock	Mfr. Part No. 5SY41055 Mouser Part No 982-5SY41055	Siemens	Circuit Breakers SUP PTOR 5SY4 1P 240V 0.5A 7.5K A-TRIP Learn More about Siemens 5sy4 mini circuit breakers	Datasheet	1In Stock	£56.67 £48.40 £45.85 £38.21 View £35.66 £33.11	Min.: 1 Mult.: 1
Circuit Breakers SUP PTOR 5SY4 1P 240V 0.5A 7.5K C-TRIP 5SY41057 Siemens 1: £56.67 10In Stock	Mfr. Part No. 5SY41057 Mouser Part No 982-5SY41057	Siemens	Circuit Breakers SUP PTOR 5SY4 1P 240V 0.5A 7.5K C-TRIP Learn More about Siemens 5sy4 mini circuit breakers	Datasheet	10In Stock	£56.67 £48.40 £45.85 £38.21 View £35.66 £33.11	Min.: 1 Mult.: 1
Circuit Breakers SUP PTOR 5SY4 1P 240V 6A 7.5K C-TRIP 5SY41067 Siemens 1: £51.20 6In Stock 7Expected 18/12/2026	Mfr. Part No. 5SY41067 Mouser Part No 982-5SY41067	Siemens	Circuit Breakers SUP PTOR 5SY4 1P 240V 6A 7.5K C-TRIP Learn More about Siemens 5sy4 mini circuit breakers	Datasheet	6In Stock 7Expected 18/12/2026	£51.20 £48.40 £41.49 £35.74 View £32.90 £32.80	Min.: 1 Mult.: 1
Circuit Breakers SUP PTOR 5SY4 1P 240V 6A 7.5K D-TRIP 5SY41068 Siemens 1: £56.67 5In Stock	Mfr. Part No. 5SY41068 Mouser Part No 982-5SY41068	Siemens	Circuit Breakers SUP PTOR 5SY4 1P 240V 6A 7.5K D-TRIP Learn More about Siemens 5sy4 mini circuit breakers	Datasheet	5In Stock	£56.67 £48.40 £45.85 £38.21 View £35.66 £33.11	Min.: 1 Mult.: 1
Circuit Breakers SUP PTOR 5SY4 1P 240V 8A 7.5K C-TRIP 5SY41087 Siemens 1: £56.67 10In Stock	Mfr. Part No. 5SY41087 Mouser Part No 982-5SY41087	Siemens	Circuit Breakers SUP PTOR 5SY4 1P 240V 8A 7.5K C-TRIP Learn More about Siemens 5sy4 mini circuit breakers	Datasheet	10In Stock	£56.67 £48.40 £45.85 £38.21 View £35.66 £33.11	Min.: 1 Mult.: 1
Circuit Breakers SUP PTOR 5SY4 1P 240V 10A 7.5K A-TRIP 5SY41105 Siemens 1: £56.67 4In Stock	Mfr. Part No. 5SY41105 Mouser Part No 982-5SY41105	Siemens	Circuit Breakers SUP PTOR 5SY4 1P 240V 10A 7.5K A-TRIP Learn More about Siemens 5sy4 mini circuit breakers	Datasheet	4In Stock	£56.67 £48.40 £45.85 £38.21 View £35.66 £33.11	Min.: 1 Mult.: 1
Circuit Breakers SUP PTOR 5SY4 1P 240V 10A 7.5K B-TRIP 5SY41106 Siemens 1: £56.67 5In Stock	Mfr. Part No. 5SY41106 Mouser Part No 982-5SY41106	Siemens	Circuit Breakers SUP PTOR 5SY4 1P 240V 10A 7.5K B-TRIP Learn More about Siemens 5sy4 mini circuit breakers	Datasheet	5In Stock	£56.67 £48.40 £45.85 £38.21 View £35.66 £33.11	Min.: 1 Mult.: 1
Circuit Breakers SUP PTOR 5SY4 1P 240V 10A 7.5K C-TRIP 5SY41107 Siemens 1: £55.15 27In Stock	Mfr. Part No. 5SY41107 Mouser Part No 982-5SY41107	Siemens	Circuit Breakers SUP PTOR 5SY4 1P 240V 10A 7.5K C-TRIP Learn More about Siemens 5sy4 mini circuit breakers	Datasheet	27In Stock	£55.15 £49.75 £45.69 £35.74 View £32.90 £32.80	Min.: 1 Mult.: 1
Circuit Breakers SUP PTOR 5SY4 1P 240V 10A 7.5K D-TRIP 5SY41108 Siemens 1: £56.67 10In Stock	Mfr. Part No. 5SY41108 Mouser Part No 982-5SY41108	Siemens	Circuit Breakers SUP PTOR 5SY4 1P 240V 10A 7.5K D-TRIP Learn More about Siemens 5sy4 mini circuit breakers	Datasheet	10In Stock	£56.67 £48.40 £45.85 £38.21 View £35.66 £33.11	Min.: 1 Mult.: 1
Circuit Breakers SUP PTOR 5SY4 1P 240V 5A 7.5K C-TRIP 5SY41117 Siemens 1: £56.67 14In Stock	Mfr. Part No. 5SY41117 Mouser Part No 982-5SY41117	Siemens	Circuit Breakers SUP PTOR 5SY4 1P 240V 5A 7.5K C-TRIP Learn More about Siemens 5sy4 mini circuit breakers	Datasheet	14In Stock	£56.67 £48.40 £45.85 £38.21 View £35.66 £33.11	Min.: 1 Mult.: 1
Circuit Breakers SUP PTOR 5SY4 1P 240V 13A 7.5K C-TRIP 5SY41137 Siemens 1: £57.58 3In Stock 3On Order	Mfr. Part No. 5SY41137 Mouser Part No 982-5SY41137	Siemens	Circuit Breakers SUP PTOR 5SY4 1P 240V 13A 7.5K C-TRIP Learn More about Siemens 5sy4 mini circuit breakers	Datasheet	3In Stock 3On Order	£57.58 £46.40 £44.65 £41.42 View £40.09 £39.04 Quote	Min.: 1 Mult.: 1
Circuit Breakers SUP PTOR 5SY4 1P 240V 1.6A 7.5K C-TRIP 5SY41157 Siemens 1: £56.67 1In Stock	Mfr. Part No. 5SY41157 Mouser Part No 982-5SY41157	Siemens	Circuit Breakers SUP PTOR 5SY4 1P 240V 1.6A 7.5K C-TRIP Learn More about Siemens 5sy4 mini circuit breakers	Datasheet	1In Stock	£56.67 £48.40 £45.85 £38.21 View £35.66 £33.11	Min.: 1 Mult.: 1
Circuit Breakers SUP PTOR 5SY4 1P 240V 16A 7.5K B-TRIP 5SY41166 Siemens 1: £56.67 1In Stock	Mfr. Part No. 5SY41166 Mouser Part No 982-5SY41166	Siemens	Circuit Breakers SUP PTOR 5SY4 1P 240V 16A 7.5K B-TRIP Learn More about Siemens 5sy4 mini circuit breakers	Datasheet	1In Stock	£56.67 £48.40 £45.85 £38.21 View £35.66 £33.11	Min.: 1 Mult.: 1
Circuit Breakers SUP PTOR 5SY4 1P 240V 16A 7.5K C-TRIP 5SY41167 Siemens 1: £49.53 27In Stock	Mfr. Part No. 5SY41167 Mouser Part No 982-5SY41167	Siemens	Circuit Breakers SUP PTOR 5SY4 1P 240V 16A 7.5K C-TRIP Learn More about Siemens 5sy4 mini circuit breakers	Datasheet	27In Stock	£49.53 £47.76 £44.05 £34.73 £32.80	Min.: 1 Mult.: 1