How long can the Zendure SuperBase V6400 run a Window AC (8,000 BTU)?
12.8 hours
Formula: (6.4kWh × 0.85 inverter efficiency) ÷ 10.3 kWh/day = 12.8 hours. At continuous 715 W draw (no duty cycle), about 7.7 hours.
Appliance
Window AC (8,000 BTU) · 715 W / 1800 W surge
Battery (base)
6.4kWh · 3.8kW / 5kW 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.
12.8 hours
Formula: (6438 Wh × 0.85) ÷ 10.3 kWh/day = 12.8 hours. Continuous draw ≈ 7.7 hours at full load.
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