Top up 1kWh in only 1.3 hours

Charge 8× faster while you drive with our EcoFlow 800W Alternator Charger and recharge your power station in only 1.3 hours.
With the EcoFlow 800W Alternator Charger, charge 8 times faster than with traditional vehicle auxiliary power outlets simply by using excess energy generated by your vehicle. The charger uses its onboard DC-DC converter to restore your EcoFlow power station's energy while you drive.

Triple the value with a 3-in-1 functional design

The 3-in-1 charger, maintainer, and jump starter saves time, money, and precious in-vehicle space.
With its smart and efficient fast charging capabilities, you'll stay powered no matter how long you're on the road.

Charging Mode

Use your car's alternator to refuel your portable power station.

Reverse Charging Mode

Recharge your vehicle starter battery or RV house battery using your portable power station.

Battery Maintenance Mode

Extends your vehicle starter battery or RV house battery life by using a lower electrical current.

Extend your RV house battery runtime

Conveniently adapts to 12V/24V RV house batteries.Connects to EcoFlow portable power stations and protects RV house batteries while expanding energy storage capacity by up to 7.2kWh*.

*With EcoFlow DELTA Pro and DELTA Pro Extra Battery

Safety-assured for any journey

With a high thermal resistance, Gallium Nitride (GaN) technology ensures safe charging every single time.The 800W Alternator Charger offers multiple safety features, including undervoltage protection that prevents excessive energy use and damage to the starting battery. A 2-year warranty ensures your experience and peace of mind.

EcoFlow DELTA Pro 3 Accessories