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South Wales West Connection Node A 400kV Substation

South Wales West Connection Node A 400kV Substation (NGET) has 7 projects in NESO's TEC Register of 23 Oct 2026: 1,975 MW in the queue, 1,100 MW Gate 1, and 0 MW connected. Contracted capacity, not headroom.

Transmission owner: NGET
Projects: 7
MW in the queue: 1,975 MW
Gate 1 MW: 1,100 MW
MW connected: 0 MW

By technology

Technology	Projects	MW
Storage	7	1,975
Solar	2	900
Onshore wind	2	550
Demand	1	500

Projects at South Wales West Connection Node A 400kV Substation

Project	Technology	MW	Gate	Status	MW effective from
Nant Helen	Demand, Storage, Solar	500	Gate 1	Scoping	30 Oct 2037
Swansea North-Rhigos Solar& BESS & Wind	Storage, Solar, Onshore wind	400	Gate 1	Scoping	30 Oct 2037
Lightsource Rhigos BESS	Storage	300		Scoping	31 Oct 2037
Rhigos BESS	Storage	225		Scoping	30 Oct 2037
Rhigos BESS	Storage	200	Gate 1	Scoping	30 Oct 2037
TH Maes Melin	Storage	200		Scoping	31 Oct 2037
Afan Wind Farm and BESS	Storage, Onshore wind	150		Scoping	6 Dec 2036

Source

NESO TEC Register, National Energy System Operator, publication of 23 Oct 2026. NESO Open Data Licence.