BLUETTI Apex 300: Runtime & Specs
The BLUETTI Apex 300 is a 2,765 Wh LiFePO4 power station with 3,840 W of continuous AC output, including 240 V. It runs a typical full-size fridge for about 41 hours.
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How long will the Apex 300 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.
| Device | Avg draw | Runtime | Bar |
|---|---|---|---|
| LED light bulb | 9 W | 10.9 days | |
| Phone charging | 10 W | 10.4 days | |
| Wi-Fi router + modem | 15 W | 6.5 days | |
| Laptop | 50 W | 47 hours | |
| CPAP + humidifier | 30 W | 3.3 days | |
| CPAP with heated humidifier + humidifier | 60 W | 39 hours | |
| Starlink Standard | 90 W | 26 hours | |
| TV | 100 W | 24 hours | |
| Mini fridge | 29 W | 3.4 days | |
| Refrigerator | 58 W | 41 hours | |
| Chest freezer | 29 W | 3.4 days | |
| Sump pump (1/3 HP) | 160 W | 15 hours | |
| Sump pump (1/2 HP) | 210 W | 11 hours | |
| Window AC | 225 W | 10 hours | |
| Drip coffee maker | 1,000 W | 2.4 hours | |
| Microwave | 1,500 W | 1.6 hours | |
| Space heater | 750 W | 3.1 hours | |
| Well pump | 33 W | 3 days |
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 Apex 300 can't power
Every appliance in our wattage chart is within its output limits.
Solar charging time
Hours of good sun to charge from empty, assuming panels deliver 75% of their rating and one array per 1,200 W solar input.
| Panels | Power in | Hours of sun |
|---|---|---|
| 100 W of panels | 75 W | 37 hours |
| 200 W of panels | 150 W | 18 hours |
| 400 W of panels | 300 W | 9.2 hours |
| 1,200 W of panels | 900 W | 3.1 hours |
| 2,400 W of panels (split across inputs) | 1,800 W | 1.5 hours |
Check panel voltage and wiring with the solar charging calculator.
Full specifications
| Battery capacity | 2,765 Wh |
|---|---|
| Battery chemistry | LiFePO4 (LFP) |
| Continuous AC output | 3,840 W |
| Surge (peak) output | Not published |
| Power Lifting (heating devices) | 7,680 W |
| AC voltage | 120V/240V |
| AC outlets | 6 |
| USB-C ports | 0 |
| USB-A ports | 0 |
| 12 V car outlet | No |
| Max solar input | 2,400 W (1,200 W per input) |
| Solar voltage range | 12–60 V |
| Solar max current | 20 A |
| Max AC charging power | 3,840 W |
| AC charging time (maker claim) | 0–80% in 45 min (3,840W) |
| Expandable | Yes, up to 19,354 Wh |
| UPS / EPS switchover | 20 ms |
| Cycle life | 6,000 cycles |
| Weight | 83.8 lb |
| Warranty | 5 years |
Notes: 4x 5-20R, TT-30R, 14-50R (+P050A). No USB/12V on unit (Hub D1). 0 ms UPS only at 240V on set outlets. 3,840W AC via P050A, 1,800W via 15A inlet. 2x1,200W PV. 6x B300K max.
Specs from BLUETTI's published documents, as of September 2026. Found an error? Tell us.
Sources
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