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Power Cut Checklist (UK)

A practical checklist to prepare before a power cut — and what to do in the first 10 minutes.

Tip: save 105 in your phone (free UK power cut line).

Power cuts happen. Usually at the worst possible time.

This checklist helps you prepare before one happens — and know what to do when the lights go out.


Before a power cut (prep checklist)

Lighting

Communication

Power backup (optional but useful)

Warmth (winter)

Food and water

Important info


First 10 minutes of a power cut

  1. Check if it is just you
  2. Are neighbours' lights on?
  3. Check your fuse box — has a trip switch flipped?

  4. If it is just your house

  5. Reset the trip switch
  6. If it trips again, unplug appliances and try one by one
  7. Call an electrician if you cannot find the cause

  8. If the whole area is out

  9. It is a grid outage — nothing to fix on your end
  10. Report it: call 105 (free, 24/7, all UK networks)
  11. Or check your network operator's website for updates

  12. Preserve your phone battery

  13. Lower screen brightness
  14. Turn off Wi-Fi/Bluetooth if not needed
  15. Avoid doom-scrolling (hard, but wise)

  16. Protect food

  17. Keep fridge and freezer doors closed
  18. A full freezer stays frozen ~24–48 hours unopened
  19. A fridge stays cool ~4 hours

If the outage lasts longer

Communication

Warmth

Cooking

Vulnerable people


After power returns

  1. Check appliances
  2. Reset clocks, timers, alarms
  3. Check fridge/freezer temps — discard food if in doubt

  4. Recharge everything

  5. Phone, power banks, torches
  6. Top up the power station if you have one

  7. Restock

  8. Replace any batteries or supplies you used

  9. Note what you wished you had

  10. Update your kit for next time

Printable summary

Download the printable PDF

Before: - Torch + batteries - Power bank (charged) - Bottled water + snacks - Blankets / warm layers - Know your fuse box location - Save 105 in your phone

During: - Check fuse box vs area outage - Call 105 to report / get updates - Keep fridge/freezer closed - Conserve phone battery - Stay warm, stay in one room

After: - Check food safety - Recharge everything - Restock supplies


Building your power cut kit: what to prioritise

The single most impactful thing you can do is ensure you can power your critical devices - router, phone, fridge - for the duration of a typical UK power cut (usually 2-4 hours, occasionally longer in rural areas or during storms).

Tier 1: must-haves

  • Portable power station — covers router, phone charging and lights. A 500–800Wh unit handles most outages comfortably. The Jackery Explorer 500 v2 (~£339) is the most popular budget pick; the EcoFlow RIVER 2 Pro (~£499) adds faster 70-minute charging and more capacity.
  • Torch or LED lantern - LED camping lanterns are brighter and last longer than handheld torches for home use.
  • Charged mobile phones - keep them above 80% if severe weather is forecast.
  • Battery-powered or hand-crank radio - for emergency broadcasts if mobile networks are congested.

Tier 2: worth having

  • Portable power bank - a 10,000mAh unit keeps phones topped up if your main power station is occupied elsewhere.
  • Camping stove with gas canister - if you have an electric hob, you lose cooking during a power cut.
  • First aid kit - always useful, power cut or not.
  • Cash - card terminals fail during outages. Keep £20-50 at home.

Tier 3: longer outages (12+ hours)

  • Larger power station (1,000Wh+) - to run a fridge and freezer intermittently and prevent food spoilage.
  • Solar panel - to recharge your power station without mains power during an extended outage.
  • Bottled water - pumping stations can lose pressure in very extended outages.

Top picks to complete your power cut kit

PCR pick

A portable power station is the foundation of any serious power cut kit. These are the best options for UK homes.

Jackery Explorer 500 v2
Best budget

519Wh handles a typical 4-8 hr outage comfortably. Lightweight, simple to use, and the most affordable quality pick.

~£229 Buy on Amazon
EcoFlow RIVER 2 Pro
Best overall

768Wh covers router, lights and phone charging all night. Charges in 70 min. The #1 pick for most UK households.

~£399 Buy on Amazon

Prices correct at time of writing. Always check Amazon for the latest.

How long do UK power cuts usually last?

Most planned UK power cuts (scheduled maintenance) last 3–4 hours and are announced in advance by your Distribution Network Operator (DNO). Unplanned outages caused by storms, equipment faults, or vehicle strikes on power infrastructure are harder to predict.

According to Ofgem data, the average UK customer experiences around 35–45 minutes of unplanned interruption per year — but that average hides significant variation. Rural customers in areas like Scotland, Wales, and the South West can experience longer and more frequent outages during winter storms. Urban areas typically restore faster due to network redundancy.

The UK record during recent winters has been multi-day outages for isolated rural properties after severe storms. If you live in a rural area, planning for a 24-hour outage rather than a 4-hour one is a sensible baseline.

Who to call in a UK power cut

105 is the free national power cut helpline, available 24/7 from any UK phone (mobile or landline). It routes you to your local Distribution Network Operator. Use it to:

Do not call your energy supplier (e.g. British Gas, Octopus, EDF) for a power cut — they manage billing, not the physical network. The DNOs are the organisations that own and maintain the cables and substations.

The main UK DNOs by region: Northern Powergrid (North East/Yorkshire), Electricity North West, SP Energy Networks (Scotland/Merseyside), Scottish and Southern Electricity Networks (South East/South Central/Scotland), National Grid Electricity Distribution (Midlands/South West/Wales).

Priority Services Register: are you eligible?

The Priority Services Register (PSR) is a free service offered by all UK energy suppliers and DNOs. It provides additional support during power cuts and emergencies. You may be eligible if you or someone in your household:

PSR customers get priority contact during outages, welfare checks in extended outages, and in some cases, hotel or alternative accommodation support. Register with both your energy supplier and your DNO — they operate separate registers. Call 105 or visit your DNO's website to register.

Power cuts in winter: extra considerations

A summer power cut is inconvenient. A winter power cut — especially for elderly or vulnerable residents — can be dangerous. A few additional steps worth taking between October and March:

Frequently asked questions

PCR

First, check whether it's just your property or the whole area. Look at your fuse box — if a trip switch has flipped, reset it. If neighbours are also out, call 105 (free, 24/7) to report the outage and get an estimated restoration time.

A full chest freezer kept closed can stay frozen for 24–48 hours. A half-full upright freezer may only manage 12–24 hours. The key is keeping the door shut — every opening lets warm air in and cold air out. Pack frozen food tightly together to help maintain temperature.

Almost certainly not. Modern gas combi boilers and conventional boilers require electricity to power the pump, controls, and ignition. During a power cut, your gas boiler will stop working even if the gas supply is unaffected. A portable power station can power most boilers (they typically draw 100–200W running), though check your boiler's manual for exact requirements.

Candles are safe if used carefully — never leave them unattended, keep them away from curtains and soft furnishings, and keep out of reach of children and pets. LED battery lanterns are a safer and brighter alternative for home use. Candles are better reserved as a backup to a backup.

Yes — under Ofgem's Guaranteed Standards, if your power is off for 12+ hours you are entitled to automatic compensation: £75 for the first 12 hours, then £35 for each additional 12 hours (up to £300 for storm-related outages). Payments should be made automatically, but if not, contact your DNO directly. This applies to unplanned outages; different rules apply to planned interruptions.

For most UK households, a 500–800Wh unit comfortably covers a 4–8 hour outage — powering your router, phone charging, and lights. For longer outages or if you want to run a fridge, aim for 1,000Wh+. See our sizing guide for a full breakdown.

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