Sizing guide

What size power station keeps a fridge and Wi-Fi running?

Answer

98 W together. About 8 hours on the AC180. About 7 hours on a 1,024 Wh station.

Neither covers 12 hours of fridge and Wi-Fi. Router and modem alone run about 26 hours on 1,024 Wh.

78 W fridge + 20 W router

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Estimates use manufacturer specs; real runtime varies with your device and temperature.

LoadFigure
Fridge while the compressor runs150 W, 52% of the time, so 78 W average
Fridge over a year78 × 24 × 365 ÷ 1,000, about 683 kWh
Wi-Fi router and modem20 W the whole time
Both98 W. 98 watts × 12 hours = 1,176 watt-hours
How we calculate

Hours equal rated watt-hours × 0.9 × 0.85, divided by 98 W plus the watts the station uses itself. The BLUETTI AC180, at 1,152 Wh, uses 15 W itself and runs this load about 8 hours. A 1,024 Wh station, including the Anker SOLIX C1000 Gen 2, uses 10 W itself and runs it about 7 hours.

Stations that fit this

StationRuntimePriceBuy
BLUETTI AC180about 8 hours$449

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Buy BLUETTI AC180

Code Truewatt: 5% off at BLUETTI (not accessories or flash sales)

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BLUETTI Elite 100 V2about 7 hours$489Buy BLUETTI Elite 100 V2

Code Truewatt: 5% off at BLUETTI (not accessories or flash sales)

Check price on Amazon
Anker SOLIX C1000 Gen 2about 7 hours$529.99Buy Anker SOLIX C1000 Gen 2Check price on Amazon
Jackery Explorer 1000 v2about 8 hours$559Buy Jackery Explorer 1000 v2Check price on Amazon
EcoFlow DELTA 3 Plusabout 7 hours$669Buy EcoFlow DELTA 3 PlusCheck price on Amazon

AC180 $449, checked Sep 29, 2026, BLUETTI. Other prices come from stations.json.

Check the fridge startup surge against the station surge rating.

  • Wi-Fi and phones only: run that setup in the planner before you shop.
  • More than 12 hours of fridge and Wi-Fi: the El Niño guide names the cheapest station that covers 12 hours.
  • Medical devices: follow the maker’s backup instructions.
  • A plug-in battery avoids permanent installation. This guide does not cover connecting a battery to apartment wiring.

The 1,024 Wh and 1,152 Wh examples are outside PG&E’s window. PG&E pays for 290–1,000 Wh and says 1,024 Wh is over. Check the rebate tracker before you count a rebate.

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