Battery

EXPAND YOUR POWER AT WILL: UP TO 10.08KWH! With a extra battery(not included), the GRECELL huge capacity solar generator can expand from 5.04kWh-10.08KWh for battery backup power supply, which is enough energy to power a typical household for several days. Once connected, they’ll charge/discharge in unison, keeping the battery percent level across both units. Without doubt, it will be the best choice for household electricity storage and easily replacing the Gasoline/Fuel generator.
ONE POWERS ALL: GRECELL S5 power station includes 16 outlets — 6*AC outlets, 4*USB-A ports, 2*USB-C ports, 2*DC ports, 1 XT90 port and 1 cigarette lighter. With a vast 5040Wh capacity and massive 4000W power output, it supports 99.9% of home appliances- electric vehicles, TV, coffee maker, air conditioner, toaster, microwave oven, CPAP, drill, Juicer, hair dryer,etc. 30A RV outlet offers massive power for your RVs or travel trailers and is very suitable for long-distance travel.
1.5H SUPER FAST RECHARGING: With the help of proprietary fast charging technology and an integrated MPPT charge controller, only one AC cable(1800W Max) and solar charing up to 2100W input can be used to fully charge the GRECELL 5040Wh solar generator within 1.5 hours. The 3900W Max charging power which is also higher than other similar power station. Ideal for juicing up the battery between short outages. You can also choose car charger or extra battery for charging.
SEAMLESSLY EPS BACKUP:S5 4000w portable power station is equipped with less than 20ms EPS to ensure the safe operation of PS5, CPAP, fish tank, refrigerator, self-service feeder or desktop computer when sudden power failure, offering 24/7 protection for sensitive electrical devices against power disturbances or grid failure. Perfect for home emergencies, network equipment, and outdoor tasks requiring uninterrupted power supply.
SAFETY LIFEPO4 BATTERY: Lithium iron phosphate battery is far safer and much more reliable than other battery chemistry. Our portable power station relies on durable and stable LiFePO4 batteries supported by an advanced eight-layer safety BMS. With protections against over-charge, over-discharge, over-voltage, over-current, short-circuit, and temperature fluctuations, which supports safe and stable operation of the battery with 4000 or more charge/discharge cycles and can last about 10 years.