Anker SOLIX · model A1783
Power Station · Battery (LiFePO4)
~$1,499approx. list price
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2,400 W running, 4,000 W surge — sustains the fridge, freezer and the essentials tier and everything below it.
Best forHomeowners who want one quiet 2kWh unit that charges fast and powers several appliances from separate outlets.
Anker's 2kWh station for people who read the outlet count: five 20A receptacles plus a TT-30R, so a fridge, a freezer, a modem and a window air conditioner can each have their own socket. It lands at 41.7 pounds, with 2,048Wh of LiFePO4 rated 4,000 cycles, a 2,400W inverter and 4,000W surge, and the fan quiets to about 30 dB. The recharge numbers are the draw: 80% in 45 minutes and 100% in 58 on a wall outlet, and an 800W alternator input. A BP2000 expansion battery takes it to 4kWh. The low idle draw and the app's Storm Guard mode earn praise, and the usual complaints are price once the battery is added and no L14-30 for a transfer switch, since the TT-30 is 120V. Anker lists it at $1,499 and sells it for far less most weeks.
From the spec sheet
80% in 45 minutes·5 AC outlets plus TT-30R·Expands to 4kWh
At a glance
At a glance
Head to head
Power Station · Battery (LiFePO4)
3,600 W / 7,200 W surge · up to fridge, freezer and the essentials
Best for Homeowners who want multi-day backup for fridge, sump and well pump, and may later pair or stack units.
Power Station · Battery (LiFePO4)
6,000 W / 9,000 W surge · up to furnace blower, sump pump or a window AC
Best for Homeowners who want a plug-in whole-home essentials backup with 240V and who will not wire a standby generator.
Power Station · Battery (LiFePO4)
3,600 W / 7,200 W surge · up to fridge, freezer and the essentials
Best for Households that want a few days of essentials backup in one lighter unit and do not need 240V or later expansion.