How long can the Anker SOLIX F3000 run a Sump pump?
21.8 hours
Formula: (3.1kWh × 0.85 inverter efficiency) ÷ 2.88 kWh/day = 21.8 hours. At continuous 800 W draw (no duty cycle), about 3.3 hours.
What if you add a battery? The + BP3000 + 400W Solar config jumps to 6.1kWh — roughly 1.8 days on a Sump pump.
Appliance
Sump pump · 800 W / 2000 W surge
Battery (base)
3.1kWh · 3.6kW / 7.2kW surge
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Runtime Quick-Check
Runtime Quick-Check
Pick a battery and an appliance — see days of runtime after the 0.85 inverter derate.
21.8 hours
Formula: (3072 Wh × 0.85) ÷ 2.88 kWh/day = 21.8 hours. Continuous draw ≈ 3.3 hours at full load.
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