priceCapRates.co.uk

South Wales Energy Price Cap Rates

Current period rates (1 July to 30 September 2026).

Direct debit

Electricity: 26.33p/kWh, 57.84p/day

Gas: 7.42p/kWh, 29.30p/day

Prepayment

Electricity: 25.53p/kWh, 57.84p/day

Gas: 7.15p/kWh, 29.30p/day

Postcode areas: CF, SA, NP, LD

Estimated annual dual fuel cost at TDCV: £1,882

Previous period comparison: April to June 2026 rates were lower than the July to September 2026 quarter.

Compare live tariffs at your postcode