EcoFlow Extra Battery for DELTA 2 (ZMR330EB)

Expand your power. Extend your runtime. The EcoFlow Extra Battery for DELTA 2 is the ultimate upgrade for users who need more energy storage during outages, off-grid adventures, or for professional use.

Doubles Your Capacity

Boost your DELTA 2’s capacity from 1024Wh to a total of 2048Wh by connecting this smart extra battery. Whether you’re powering home appliances, outdoor gear, or critical devices, you get double the runtime with zero hassle.

Intelligent Battery Management

The battery connects seamlessly with your DELTA 2 and is managed via the EcoFlow app. It intelligently charges and discharges in sync with your main unit, ensuring balanced performance and safe operation.

Long-Lasting LFP Battery

Utilizes LiFePO₄ battery chemistry for long-term use and safety. Delivers over 3000 full charge cycles to 80% capacity—lasting up to 10 years with daily use.

Real-Time Monitoring

Get detailed battery stats, remaining charge, and system health through the EcoFlow app. Stay informed whether you’re off-grid or on the road.

Perfect for Solar Integration

When paired with your DELTA 2 and solar panels, this extra battery lets you harness and store more solar power for a reliable and renewable power source.

What’s in the Box

• EcoFlow Extra Battery for DELTA 2
• Battery Cable (for DELTA 2 connection)
• User Manual

Technical Specifications

• Capacity: 1024Wh
• Total Capacity with DELTA 2: 2048Wh
• Battery Chemistry: LiFePO₄ (LFP)
• Cycle Life: 3000+ cycles to 80% capacity
• Charging Method: Via DELTA 2 main unit
• App Connectivity: Yes, via DELTA 2
• Weight: 9.5 kg
• Dimensions: 38 x 21.1 x 28.1 cm

Double your runtime, reduce downtime—make your EcoFlow DELTA 2 even more powerful with this official extra battery add-on.