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Cosy Octopus 12M Fixed March 2026 v2

Time of Use Fixed All 14 UK regions

Cosy Octopus 12M Fixed March 2026 v2 is a time of use 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
52.76p /day
Unit rate
Off-peak 14.80p / Peak 52.49p
Time-of-use bands
Band Time Rate
Standard 00:00 - 04:00 33.82p
Off-Peak 04:00 - 07:00 14.80p
Standard 07:00 - 13:00 33.82p
Off-Peak 13:00 - 16:00 14.80p
Peak 16:00 - 19:00 52.49p
Standard 19:00 - 22:00 33.82p
Off-Peak 22:00 - 00:00 14.80p

How does Cosy Octopus 12M Fixed March 2026 v2 compare against your real usage?

Upload your half-hourly smart meter data (free) and we'll project your annual cost on Cosy Octopus 12M Fixed March 2026 v2 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 52.19p 14.53p - 51.68p
East Midlands National Grid Electricity Distribution 51.06p 13.87p - 49.65p
London UK Power Networks 42.42p 13.92p - 49.81p
North Wales, Merseyside and Cheshire SP Energy Networks 68.00p 15.35p - 54.16p
West Midlands National Grid Electricity Distribution 57.35p 13.93p - 49.83p
North East England Northern Powergrid 61.52p 13.78p - 49.38p
North West England Electricity North West 44.93p 14.93p - 52.88p
North Scotland Scottish and Southern Electricity Networks 47.71p 14.50p - 51.56p
Central and Southern Scotland SP Energy Networks 52.76p 14.80p - 52.49p
South East England UK Power Networks 54.86p 14.74p - 52.31p
Southern England Scottish and Southern Electricity Networks 56.34p 14.73p - 52.29p
South Wales National Grid Electricity Distribution 61.74p 13.72p - 49.18p
South West England National Grid Electricity Distribution 62.83p 14.06p - 50.23p
Yorkshire Northern Powergrid 56.29p 14.89p - 52.77p

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

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Frequently asked questions about Cosy Octopus 12M Fixed March 2026 v2

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.

Cosy Octopus 12M Fixed March 2026 v2 is a time of use tariff with a fixed unit rate for the duration of the contract. Time-of-use tariffs have multiple price bands across the day. Off-peak hours are typically cheapest. Households that can move consumption into the cheaper bands save the most.

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 page itself caches for one hour in your browser for faster repeat visits.

See your projected cost on Cosy Octopus 12M Fixed March 2026 v2

Upload your half-hourly smart meter data (free) and we'll project your annual cost on Cosy Octopus 12M Fixed March 2026 v2 versus your current tariff, plus every other active UK tariff for comparison.

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Data refreshed .