How long will the Anker SOLIX F3800 Plus run a chest freezer?

About 5 days from a full charge. A chest freezer averages about 26 W (80 W running, on about 33% of the time), and the 3,840 Wh battery gives about 3,264 Wh after inverter losses. That is 0.8% of the battery an hour.

Will the Anker SOLIX F3800 Plus start a chest freezer?

Yes. It needs about 700 W for a moment when the compressor starts, and the Anker SOLIX F3800 Plus is rated for 9,000 W surge, 12.9 times that. Avoid starting other motors at the same moment.

How much of the battery does a chest freezer use in a day?

About 634 Wh a day (26 W × 24 hours), 19% of the 3,264 Wh the Anker SOLIX F3800 Plus can deliver.

Anker SOLIX · Will it run?

Can the Anker SOLIX F3800 Plus run a chest freezer (7 cu ft)?

Published October 12, 2026

Short answerYes

Yes. The Anker SOLIX F3800 Plus runs a chest freezer for about 5 days from a full charge. It needs about 700 W for a moment when the compressor starts, well within the 9,000 W surge rating, then about 80 W while running against 6,000 W continuous.

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Key numbers

Runtime: 5 days; from a full charge
Battery used per hour: 0.8%; at 26 W average

Chest freezer (7 cu ft)

Running: 80 W; 50–150 W range
Start-up: 700 W
Average: 26 W; on 33% of the time

Anker SOLIX F3800 Plus

Battery: 3,840 Wh; about 3,264 Wh usable
Output: 6,000 W; continuous
Surge: 9,000 W; start-up peak

How we worked it out: 3,840 Wh × 0.85 ÷ 26 W average (80 W × 0.33 duty) = about 5 days. The 0.85 covers inverter and battery losses. We do not test units ourselves; the numbers come from the official spec sheets and typical device draws. How we pick

Anker SOLIX F3800 Plus

3,840 Wh · 6,000 W output · 9,000 W surge · 136.7 lb

Full specs and runtimes

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What else the Anker SOLIX F3800 Plus runs

One device at a time, from a full charge.

Other power stations for a chest freezer

The nearest sizes that also run it.

Keep going

Real runtime depends on the model you own, room temperature and battery age. The 5 days above is an estimate, not a measured result.

Common questions

How long will the Anker SOLIX F3800 Plus run a chest freezer?: About 5 days from a full charge. A chest freezer averages about 26 W (80 W running, on about 33% of the time), and the 3,840 Wh battery gives about 3,264 Wh after inverter losses. That is 0.8% of the battery an hour.
Will the Anker SOLIX F3800 Plus start a chest freezer?: Yes. It needs about 700 W for a moment when the compressor starts, and the Anker SOLIX F3800 Plus is rated for 9,000 W surge, 12.9 times that. Avoid starting other motors at the same moment.
How much of the battery does a chest freezer use in a day?: About 634 Wh a day (26 W × 24 hours), 19% of the 3,264 Wh the Anker SOLIX F3800 Plus can deliver.