iSupply Fixed v12

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_V12
Gas code
GRC1_ISUPPLY_FIX_V12

Tariff overview

iSupply Fixed v12 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 This tariff is no longer current, but it may still be useful if you are checking an older bill, reviewing a previous deal, or trying to understand what tariff you were on before moving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: 11

Direct debit standing charge: 15.70p to 20.02p

Direct debit unit rate: 14.89p to 16.54p

Cash standing charge: 15.70p to 20.02p

Cash unit rate: 15.24p to 16.54p

Gas

Regions listed: 12

Direct debit standing charge: 12.29p to 13.98p

Direct debit unit rate: 3.02p to 3.26p

Cash standing charge: 12.29p to 13.98p

Cash unit rate: 3.02p to 3.26p

Multi-rate electricity

Regions listed: 12

Direct debit standing charge: 15.70p to 17.97p

Direct debit day rate: 15.54p to 19.10p

Direct debit night rate: 10.55p to 13.17p

Cash day rate: 15.54p to 19.10p

Cash night rate: 10.55p to 13.17p

Terms

Terms content has not been added yet.

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