How long can the Anker SOLIX F3800 run a Central AC (3 ton)?
1.9 hours
Formula: (3.8kWh × 0.85 inverter efficiency) ÷ 42 kWh/day = 1.9 hours. At continuous 3500 W draw (no duty cycle), about 0.9 hours.
What if you add a battery? The + Home Backup Kit config jumps to 7.7kWh — roughly 3.7 hours on a Central AC (3 ton).
Appliance
Central AC (3 ton) · 3500 W / 8000 W surge · 240V
Battery (base)
3.8kWh · 6kW / 9kW 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.
1.9 hours
Formula: (3840 Wh × 0.85) ÷ 42 kWh/day = 1.9 hours. Continuous draw ≈ 0.9 hours at full load.
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