iSupply Fixed v11

Tariff details for EDF, including contract notes, price ranges and the supporting metadata we currently hold.

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Direct debit supported Cash supported
End date
1 January 1988
Contract length
Not listed months
Electricity code
ERC1_ISUPPLY_FIX_V11
Gas code
GRC1_ISUPPLY_FIX_V11

Tariff overview

iSupply Fixed v11 was a fixed tariff released on 16 December 2025, with an expected end date around 1 January 1988. This tariff is no longer current, but it may still be useful if you are checking an older bill, reviewing a previous deal, or trying to understand what tariff you were on before moving elsewhere.

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Contract snapshot

Contract length
Not listed months
Exit fee
£Not listed
Smart meter
Not required or not listed
Cash payments
Supported

Price ranges by region

These summaries show the range of rates we currently hold across regions, rather than one national figure.

Electricity

Regions listed: 14

Direct debit standing charge: 19.21p to 24.68p

Direct debit unit rate: 14.59p to 16.39p

Cash standing charge: 19.21p to 24.68p

Cash unit rate: 14.59p to 16.39p

Gas

Regions listed: 14

Direct debit standing charge: 15.32p to 17.16p

Direct debit unit rate: 2.89p to 3.54p

Cash standing charge: 15.32p to 17.16p

Cash unit rate: 2.92p to 3.54p

Multi-rate electricity

Regions listed: 14

Direct debit standing charge: 17.56p to 24.37p

Direct debit day rate: 13.88p to 17.36p

Direct debit night rate: 10.42p to 12.89p

Cash day rate: 13.88p to 17.36p

Cash night rate: 10.42p to 12.89p

Terms

Terms content has not been added yet.

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