Anker SOLIX F1200 (757): Runtime & Specs

The Anker SOLIX F1200 (757) is a 1,229 Wh LiFePO4 power station with 1,800 W of continuous AC output. It runs a typical full-size fridge for about 18 hours. It has been replaced or discontinued, but many are still in use.

Capacity1,229 WhLiFePO4

Output1,800 Wsurge not published

Solar input600 W11–60 V

Weight42.1 lbnot expandable

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How long will the F1200 (757) run your appliances?

Nonstop runtime for one device at a time, using typical US wattages and 85% inverter efficiency. Devices marked ✕ can't run on this model.

Estimated runtime by appliance for the Anker SOLIX F1200 (757)
Device	Avg draw	Runtime
LED light bulb	9 W	4.8 days
Phone charging	10 W	4.6 days
Wi-Fi router + modem	15 W	2.9 days
Laptop	50 W	21 hours
CPAP + humidifier	30 W	35 hours
CPAP with heated humidifier + humidifier	60 W	17 hours
Starlink Standard	90 W	12 hours
TV	100 W	10 hours
Mini fridge	29 W	36 hours
Refrigerator	58 W	18 hours
Chest freezer	29 W	36 hours
Sump pump (1/3 HP)	160 W	6.5 hours
Sump pump (1/2 HP)	210 W	5 hours Surge?
Window AC	225 W	4.6 hours
Drip coffee maker	1,000 W	1 hours
Microwave	1,500 W	42 min
Space heater	750 W	1.4 hours
Well pump	33 W	Needs 240 V

Surge? = this model has no published surge rating, so starting motors and compressors may or may not work. Fridges, freezers, pumps and AC units cycle on and off, so we use their average draw. Want a mix of devices on a schedule? Use the runtime calculator.

What the F1200 (757) can't power

Well pump (1/2 HP submersible): needs 240 V

Solar charging time

Hours of good sun to charge from empty, assuming panels deliver 75% of their rating.

Panels	Power in	Hours of sun
100 W of panels	75 W	16 hours
200 W of panels	150 W	8.2 hours
400 W of panels	300 W	4.1 hours
600 W of panels	450 W	2.7 hours

Check panel voltage and wiring with the solar charging calculator.

Full specifications

Battery capacity	1,229 Wh
Battery chemistry	LiFePO4 (LFP)
Continuous AC output	1,800 W
Surge (peak) output	Not published
Boost mode	None listed
AC voltage	120V
AC outlets	6
USB-C ports	2 (up to 100 W)
USB-A ports	4
12 V car outlet	Yes
Max solar input	600 W
Solar voltage range	11–60 V
Solar max current	12.5 A
Max AC charging power	1,000 W
AC charging time (maker claim)	0–80% in 1 hr (HyperFlash)
Expandable	No
UPS / EPS switchover	20 ms
Cycle life	3,000 cycles
Weight	42.1 lb
Warranty	5 years

Notes: PowerHouse 757 (A1770). Uses current Anker page/updated manual; original 2022 units: 1,500W AC, 11–30V solar, 43.9 lb. Anker page still lists XT60 as 11–30V⎓10A (conflict).

Specs from Anker SOLIX's published documents, as of September 2026. Found an error? Tell us.

Sources

Similar power stations

Questions

How long will the Anker SOLIX F1200 (757) run a refrigerator?

About 18 hours for a typical ENERGY STAR full-size fridge averaging 58 W, assuming 85% inverter efficiency. Older or larger fridges use more. Try your own numbers.

Can the Anker SOLIX F1200 (757) run a microwave?

Yes. A typical 1,000 W microwave pulls about 1,500 W from the outlet, within its 1,800 W continuous output. A full battery gives about 42 min of cooking.

How long does the Anker SOLIX F1200 (757) take to charge?

Anker SOLIX's published charging claim: “0–80% in 1 hr (HyperFlash)”. Max AC charging power is 1,000 W. With solar, it accepts up to 600 W. With 600 W of panels that's roughly 2.7 hours of good sun from empty.

Is the Anker SOLIX F1200 (757) expandable?

No. Its capacity is fixed at 1,229 Wh.

Does the Anker SOLIX F1200 (757) work as a UPS?

Anker SOLIX lists a 20 ms switchover time, so it can keep devices like routers and computers running when the power drops. Check that your specific device tolerates the switch before relying on it for anything critical.