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Octopus 12M Fixed September 2026 v1

Standard Fixed All 14 UK regions

Octopus 12M Fixed September 2026 v1 is a standard electricity tariff from Octopus. Rates and standing charges shown below are refreshed daily; last updated .

Rates in your area

DNO: SP Energy Networks
Standing charge
60.89p /day
Unit rate
28.36p/kWh

Current rates effective from .

How does Octopus 12M Fixed September 2026 v1 compare against your real usage?

Upload your half-hourly smart meter data (free) and we'll project your annual cost on Octopus 12M Fixed September 2026 v1 alongside every other active UK tariff.

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Rates across all 14 UK regions

Region DNO Standing charge Unit rate
Eastern England UK Power Networks 50.66p 28.48p
East Midlands National Grid Electricity Distribution 50.31p 27.19p
London UK Power Networks 41.50p 27.85p
North Wales, Merseyside and Cheshire SP Energy Networks 67.47p 30.10p
West Midlands National Grid Electricity Distribution 56.42p 27.54p
North East England Northern Powergrid 61.00p 27.61p
North West England Electricity North West 44.32p 28.97p
Northern Scotland Scottish and Southern Electricity Networks 54.26p 28.88p
Southern Scotland SP Energy Networks 60.89p 28.36p
South East England UK Power Networks 51.16p 28.85p
Southern England Scottish and Southern Electricity Networks 46.41p 28.39p
South Wales National Grid Electricity Distribution 54.55p 28.71p
South West England National Grid Electricity Distribution 54.60p 29.06p
Yorkshire Northern Powergrid 61.09p 27.58p

Rates include VAT where applicable. Half-hourly bands for time-of-use tariffs are shown in the panel above when you select a region.

Rate history (last 6 months)

Show rate changes in Southern Scotland
From To Standing Unit
5 Sep 2026 Current 60.89p 28.36p

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Frequently asked questions about Octopus 12M Fixed September 2026 v1

This tariff is currently published in all 14 UK DNO regions. Use the region selector at the top of this page to see the rates and standing charge for your specific DNO region. Availability is subject to Octopus's own eligibility criteria, which can include smart meter compatibility and account standing.

Octopus 12M Fixed September 2026 v1 is a standard tariff with a fixed unit rate for the duration of the contract. On a standard tariff, you pay the same unit rate at every time of day.

New customers signing up via the referral link on this page may receive a £50 credit. Bonus eligibility is determined by Octopus at switch confirmation. We earn a small commission when a switch completes, which helps fund this site - it does not affect the price you pay.

Standing charges and unit rates are refreshed daily from the official Octopus tariff data. The most recent rate change recorded for this tariff is dated 5 September 2026. The page itself caches for one hour in your browser for faster repeat visits.

See your projected cost on Octopus 12M Fixed September 2026 v1

Upload your half-hourly smart meter data (free) and we'll project your annual cost on Octopus 12M Fixed September 2026 v1 versus your current tariff, plus every other active UK tariff for comparison.

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Data refreshed . Most recent rate change for this tariff: 5 September 2026.