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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.
Switch Contact Blocks / Switch Kits CONTACT BLOCK W/ 1 CONTACT,1NC 3SB24040C Siemens 1: £22.80 15In Stock	Mfr. Part No. 3SB24040C Mouser Part No 982-3SB24040C	Siemens	Switch Contact Blocks / Switch Kits CONTACT BLOCK W/ 1 CONTACT,1NC	Datasheet	15In Stock	£22.80 £20.74 £19.78 £18.46 View £17.73 Quote	Min.: 1 Mult.: 1
Circuit Breakers MCB 5SJ4 1P 240V 1A SAME PH 14K C-TRIP 5SJ41017HG40 Siemens 1: £58.59 5In Stock	Mfr. Part No. 5SJ41017HG40 Mouser Part No 982-5SJ41017HG40	Siemens	Circuit Breakers MCB 5SJ4 1P 240V 1A SAME PH 14K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	5In Stock	£58.59 £50.81 £48.15 £40.12 £37.44	Min.: 1 Mult.: 1
Circuit Breakers MCB 5SJ4 1P 240V 1A 14K C-TRIP 5SJ41017HG41 Siemens 1: £65.09 6In Stock	Mfr. Part No. 5SJ41017HG41 Mouser Part No 982-5SJ41017HG41	Siemens	Circuit Breakers MCB 5SJ4 1P 240V 1A 14K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	6In Stock	£65.09 £56.47 £53.50 £44.58 £41.61	Min.: 1 Mult.: 1
Circuit Breakers MCB 5SJ4 1P 277V 1A 10K D-TRIP 5SJ41018HG42 Siemens 1: £65.09 1In Stock	Mfr. Part No. 5SJ41018HG42 Mouser Part No 982-5SJ41018HG42	Siemens	Circuit Breakers MCB 5SJ4 1P 277V 1A 10K D-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	1In Stock	£65.09 £56.47 £53.50 £44.58 £41.61	Min.: 1 Mult.: 1
Circuit Breakers MCB 5SJ4 1P 240V 2A 14K C-TRIP 5SJ41027HG41 Siemens 1: £56.29 11In Stock	Mfr. Part No. 5SJ41027HG41 Mouser Part No 982-5SJ41027HG41	Siemens	Circuit Breakers MCB 5SJ4 1P 240V 2A 14K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	11In Stock	£56.29 £49.18 £46.37 £40.13 £38.25	Min.: 1 Mult.: 1
Circuit Breakers MCB 5SJ4 1P 277V 2A 10K C-TRIP 5SJ41027HG42 Siemens 1: £63.35 16In Stock	Mfr. Part No. 5SJ41027HG42 Mouser Part No 982-5SJ41027HG42	Siemens	Circuit Breakers MCB 5SJ4 1P 277V 2A 10K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	16In Stock	£63.35 £53.85 £49.77 £40.80 £38.25	Min.: 1 Mult.: 1
Circuit Breakers MCB 5SJ4 1P 277V 2A 10K D-TRIP 5SJ41028HG42 Siemens 1: £65.09 3In Stock	Mfr. Part No. 5SJ41028HG42 Mouser Part No 982-5SJ41028HG42	Siemens	Circuit Breakers MCB 5SJ4 1P 277V 2A 10K D-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	3In Stock	£65.09 £56.47 £53.50 £44.58 £41.61	Min.: 1 Mult.: 1
Circuit Breakers MCB 5SJ4 1P 240V 3A SAME PH 14K C-TRIP 5SJ41037HG40 Siemens 1: £58.48 15In Stock	Mfr. Part No. 5SJ41037HG40 Mouser Part No 982-5SJ41037HG40	Siemens	Circuit Breakers MCB 5SJ4 1P 240V 3A SAME PH 14K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	15In Stock	£58.48 £49.29 £45.77 £37.30 View £34.88 £34.43	Min.: 1 Mult.: 1
Circuit Breakers MCB 5SJ4 1P 240V 3A 14K C-TRIP 5SJ41037HG41 Siemens 1: £65.09 5In Stock	Mfr. Part No. 5SJ41037HG41 Mouser Part No 982-5SJ41037HG41	Siemens	Circuit Breakers MCB 5SJ4 1P 240V 3A 14K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	5In Stock	£65.09 £56.47 £53.50 £44.58 £41.61	Min.: 1 Mult.: 1
Circuit Breakers MCB 5SJ4 1P 240V 4A SAME PH 14K C-TRIP 5SJ41047HG40 Siemens 1: £52.68 12In Stock	Mfr. Part No. 5SJ41047HG40 Mouser Part No 982-5SJ41047HG40	Siemens	Circuit Breakers MCB 5SJ4 1P 240V 4A SAME PH 14K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	12In Stock	£52.68 £49.29 £45.77 £36.92 View £34.68 £34.43	Min.: 1 Mult.: 1
Circuit Breakers MCB 5SJ4 1P 240V 4A 14K C-TRIP 5SJ41047HG41 Siemens 1: £65.09 4In Stock	Mfr. Part No. 5SJ41047HG41 Mouser Part No 982-5SJ41047HG41	Siemens	Circuit Breakers MCB 5SJ4 1P 240V 4A 14K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	4In Stock	£65.09 £56.47 £53.50 £44.58 £41.61	Min.: 1 Mult.: 1
Circuit Breakers MCB 5SJ4 1P 277V 4A 10K C-TRIP 5SJ41047HG42 Siemens 1: £65.09 9In Stock	Mfr. Part No. 5SJ41047HG42 Mouser Part No 982-5SJ41047HG42	Siemens	Circuit Breakers MCB 5SJ4 1P 277V 4A 10K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	9In Stock	£65.09 £56.47 £53.50 £44.58 £41.61	Min.: 1 Mult.: 1
Circuit Breakers MCB 5SJ4 1P 277V 4A 10K D-TRIP 5SJ41048HG42 Siemens 1: £65.09 10In Stock	Mfr. Part No. 5SJ41048HG42 Mouser Part No 982-5SJ41048HG42	Siemens	Circuit Breakers MCB 5SJ4 1P 277V 4A 10K D-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	10In Stock	£65.09 £56.47 £53.50 £44.58 £41.61	Min.: 1 Mult.: 1
Circuit Breakers MCB 5SJ4 1P 240V 6A SAME PH 14K C-TRIP 5SJ41067HG40 Siemens 1: £58.48 8In Stock	Mfr. Part No. 5SJ41067HG40 Mouser Part No 982-5SJ41067HG40	Siemens	Circuit Breakers MCB 5SJ4 1P 240V 6A SAME PH 14K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	8In Stock	£58.48 £46.21 £43.17 £37.30 View £34.88 £34.43	Min.: 1 Mult.: 1
Circuit Breakers MCB 5SJ4 1P 277V 6A 10K C-TRIP 5SJ41067HG42 Siemens 1: £65.09 12In Stock	Mfr. Part No. 5SJ41067HG42 Mouser Part No 982-5SJ41067HG42	Siemens	Circuit Breakers MCB 5SJ4 1P 277V 6A 10K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	12In Stock	£65.09 £56.47 £53.50 £44.58 £41.61	Min.: 1 Mult.: 1
Circuit Breakers MCB 5SJ4 1P 277V 6A 10K D-TRIP 5SJ41068HG42 Siemens 1: £65.09 4In Stock	Mfr. Part No. 5SJ41068HG42 Mouser Part No 982-5SJ41068HG42	Siemens	Circuit Breakers MCB 5SJ4 1P 277V 6A 10K D-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	4In Stock	£65.09 £56.47 £53.50 £44.58 £41.61	Min.: 1 Mult.: 1
Circuit Breakers MCB 5SJ4 1P 240V 8A SAME PH 14K C-TRIP 5SJ41087HG40 Siemens 1: £58.59 9In Stock	Mfr. Part No. 5SJ41087HG40 Mouser Part No 982-5SJ41087HG40	Siemens	Circuit Breakers MCB 5SJ4 1P 240V 8A SAME PH 14K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	9In Stock	£58.59 £50.81 £48.15 £40.12 £37.44	Min.: 1 Mult.: 1
Circuit Breakers MCB 5SJ4 1P 240V 8A 14K C-TRIP 5SJ41087HG41 Siemens 1: £65.09 4In Stock	Mfr. Part No. 5SJ41087HG41 Mouser Part No 982-5SJ41087HG41	Siemens	Circuit Breakers MCB 5SJ4 1P 240V 8A 14K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	4In Stock	£65.09 £56.47 £53.50 £44.58 £41.61	Min.: 1 Mult.: 1
Circuit Breakers MCB 5SJ4 1P 277V 8A 10K C-TRIP 5SJ41087HG42 Siemens 1: £63.35 5In Stock	Mfr. Part No. 5SJ41087HG42 Mouser Part No 982-5SJ41087HG42	Siemens	Circuit Breakers MCB 5SJ4 1P 277V 8A 10K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	5In Stock	£63.35 £53.76 £47.22 £40.80 £38.25	Min.: 1 Mult.: 1
Circuit Breakers MCB 5SJ4 1P 240V 10A SAME PH 14K B-TRIP 5SJ41106HG40 Siemens 1: £58.48 10In Stock	Mfr. Part No. 5SJ41106HG40 Mouser Part No 982-5SJ41106HG40	Siemens	Circuit Breakers MCB 5SJ4 1P 240V 10A SAME PH 14K B-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	10In Stock	£58.48 £49.29 £45.77 £37.30 View £34.88 £34.43	Min.: 1 Mult.: 1
Circuit Breakers MCB 5SJ4 1P 240V 10A 14K C-TRIP 5SJ41107HG41 Siemens 1: £65.09 8In Stock 6Expected 20/11/2026	Mfr. Part No. 5SJ41107HG41 Mouser Part No 982-5SJ41107HG41	Siemens	Circuit Breakers MCB 5SJ4 1P 240V 10A 14K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	8In Stock 6Expected 20/11/2026	£65.09 £56.47 £53.50 £44.58 £41.61	Min.: 1 Mult.: 1
Circuit Breakers MCB 5SJ4 1P 277V 10A 10K C-TRIP 5SJ41107HG42 Siemens 1: £63.35 6In Stock	Mfr. Part No. 5SJ41107HG42 Mouser Part No 982-5SJ41107HG42	Siemens	Circuit Breakers MCB 5SJ4 1P 277V 10A 10K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	6In Stock	£63.35 £53.85 £49.77 £40.80 £38.25	Min.: 1 Mult.: 1
Circuit Breakers MCB 5SJ4 1P 240V 10A SAME PH 14K D-TRIP 5SJ41108HG40 Siemens 1: £58.59 4In Stock 1Expected 18/11/2026	Mfr. Part No. 5SJ41108HG40 Mouser Part No 982-5SJ41108HG40	Siemens	Circuit Breakers MCB 5SJ4 1P 240V 10A SAME PH 14K D-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	4In Stock 1Expected 18/11/2026	£58.59 £50.81 £48.15 £40.12 £37.44	Min.: 1 Mult.: 1
Circuit Breakers MCB 5SJ4 1P 240V 10A 14K D-TRIP 5SJ41108HG41 Siemens 1: £57.71 12In Stock 14Expected 20/11/2026	Mfr. Part No. 5SJ41108HG41 Mouser Part No 982-5SJ41108HG41	Siemens	Circuit Breakers MCB 5SJ4 1P 240V 10A 14K D-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	12In Stock 14Expected 20/11/2026	£57.71 £55.05 £50.77 £40.64 £38.25	Min.: 1 Mult.: 1
Circuit Breakers MCB 5SJ4 1P 277V 10A 10K D-TRIP 5SJ41108HG42 Siemens 1: £65.09 1In Stock	Mfr. Part No. 5SJ41108HG42 Mouser Part No 982-5SJ41108HG42	Siemens	Circuit Breakers MCB 5SJ4 1P 277V 10A 10K D-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	1In Stock	£65.09 £56.47 £53.50 £44.58 £41.61	Min.: 1 Mult.: 1