How long will the BLUETTI Apex 300 run a chest freezer?

About 4 days from a full charge. A chest freezer averages about 26 W (80 W running, on about 33% of the time), and the 2,765 Wh battery gives about 2,350 Wh after inverter losses. That is 1.1% of the battery an hour.

Will the BLUETTI Apex 300 start a chest freezer?

Yes. It needs about 700 W for a moment when the compressor starts, and the BLUETTI Apex 300 is rated for 7,680 W surge, 11.0 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), 27% of the 2,350 Wh the BLUETTI Apex 300 can deliver.

Bluetti · Will it run?

Can the BLUETTI Apex 300 run a chest freezer (7 cu ft)?

Published October 12, 2026

Short answerYes

Yes. The BLUETTI Apex 300 runs a chest freezer for about 4 days from a full charge. It needs about 700 W for a moment when the compressor starts, well within the 7,680 W surge rating, then about 80 W while running against 3,840 W continuous.

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Key numbers

Runtime: 4 days; from a full charge
Battery used per hour: 1.1%; 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

BLUETTI Apex 300

Battery: 2,765 Wh; about 2,350 Wh usable
Output: 3,840 W; continuous
Surge: 7,680 W; start-up peak

How we worked it out: 2,765 Wh × 0.85 ÷ 26 W average (80 W × 0.33 duty) = about 4 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

BLUETTI Apex 300

2,765 Wh · 3,840 W output · 7,680 W surge · 83.8 lb

Full specs and runtimes

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What else the BLUETTI Apex 300 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 4 days above is an estimate, not a measured result.

Common questions

How long will the BLUETTI Apex 300 run a chest freezer?: About 4 days from a full charge. A chest freezer averages about 26 W (80 W running, on about 33% of the time), and the 2,765 Wh battery gives about 2,350 Wh after inverter losses. That is 1.1% of the battery an hour.
Will the BLUETTI Apex 300 start a chest freezer?: Yes. It needs about 700 W for a moment when the compressor starts, and the BLUETTI Apex 300 is rated for 7,680 W surge, 11.0 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), 27% of the 2,350 Wh the BLUETTI Apex 300 can deliver.