Triple the value with a 3-in-1 design

Charging Mode

Reverse Charging Mode

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

Battery Maintenance Mode

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

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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

Compatible with all EcoFlow and most third-party power stations

Connect the Fuse Cable

1. Connect the fuse cable to the input cable on one end.
2. Connect the fuse cable to the vehicle battery on the other end.

Connect the Input Cable

1. Connect the black cable to the chassis terminal.
2. Thread the other end of the input cable through the car body towards the charger. If the input cable is bulky or difficult to pull through, disconnect the cable ends before threading.
3. Plug the other side of the input cable into the EcoFlow 800W Alternator Charger.

Start Charging

What’s in the box

Charge While You Drive. Power Wherever You Go.

Experience next-level convenience with the EcoFlow 800W Alternator Charger – a game-changer for off-grid adventurers, van lifers, and mobile professionals. Designed to rapidly recharge your EcoFlow portable power stations directly from your vehicle’s alternator, this charger transforms your car into a high-speed mobile generator.

• Charge while you drive, and stay powered up on the road.
• 800W turbo alternator, 8× faster than traditional in-vehicle auxiliary power outlets. Top up 1kWh in only 1.3 hours.
• A 3-in-1 fast charger, maintainer, and jump starter keeps your battery in mint condition.
• Easy installation
• Suitable for a variety of vehicles, including SUVs, pickups, and RVs.
• Expands existing RV house battery capacity.

Key Features:

• Ultra-Fast 800W Charging: Recharges your EcoFlow DELTA series power stations while you drive — 8x faster than standard 12V car charging.

• Smart Alternator Protection: Intelligent onboard controller ensures safe, efficient charging without straining your vehicle’s battery.

• Plug & Play Setup: Seamlessly connects to your vehicle’s alternator and EcoFlow power station with easy-to-install cables.

• Built for Off-Grid Use: Ideal for RVs, campers, boats, 4x4s, and mobile workstations — stay powered in any remote location.

• Compact & Durable Design: Lightweight, rugged build made for on-the-go charging in any environment.

 Perfect For:

• Overlanders & van lifers

• Outdoor professionals & remote workers

• Road trips, off-grid camping, and emergency backup

• Anyone needing fast, reliable, vehicle-based charging

 Keep Moving. Stay Powered.

The EcoFlow 800W Alternator Charger is the fastest and smartest way to recharge your power station while you travel. Forget the limitations of wall outlets and slow car adapters — with EcoFlow, your adventure never runs out of power.