EcoFlow DELTA 2 Max + 400W Portable Solar Panel

Expandable up to 6kWh

Enjoy more power for group trips, extended adventures, or emergency backup—all from one modular system.

Built for Every Scenario

Power up your RV life, outdoor adventures, and home backup

RVing & Ourdoors

Home Backup

DIY Projects

Filmmaking & Photography

*Note: Runtime is based on powering a single appliance. All test results shown are based on intemal testing and may vary depending on usage conditions.

4 ways of industry-leading fast charging

Car Charging

AC Input

Solar Charging

AC + Solar Dual Charging

10 Years of Reliable Power

Reliable energy for daily life, built to power you for over a decade.

Smart Power Control at One Click

Anywhere. Anytime. Have full control of your DELTA 2 Max with the EcoFlow app.

Automatic Control

AC Always-on

Stay worry-free during blackouts. AC Always On Mode keeps your power button active throughout outages and recovery, so your appliances stay on without interruption.

Energy Management

Customize AC or solar input for backup power or energy savings. Prioritize solar energy via the EcoFlow app when using X-Stream AC + solar dual charging.

Low Battery Reminder

Always ready for power. Get notified via the app when the battery is low.

Effortless to use, convenient to transport

Why choose EcoFlow DELTA 2 Max