EcoFlow DELTA 2 Extra Battery, 1kWh Added Capacity for Home Backup Power

The EcoFlow DELTA 2 Extra Battery is the ultimate enhancement for your EcoFlow DELTA 2 portable power station, designed to dramatically increase its storage capacity by an additional 1kWh (1024Wh)—giving you greater flexibility, runtime, and preparedness. Whether you’re looking to extend power supply during a blackout, run essential devices for longer off-grid, or simply have peace of mind during travel or remote work, this intelligent battery expansion module delivers outstanding performance in a compact, durable form factor.

One of the standout features of the DELTA 2 Extra Battery is its seamless integration with the DELTA 2 base unit. Once connected, the system intelligently combines both batteries for a total capacity of 2048Wh, effectively doubling your energy reserves. The modular design ensures you can scale your energy system based on your evolving needs—adding just the right amount of power without having to buy an entirely new system.

Recharging is fast and efficient thanks to EcoFlow’s advanced X-Stream technology, allowing the battery to charge in record time. When paired with solar panels, it becomes part of a sustainable off-grid power solution, perfect for eco-conscious consumers. Inside, the battery employs high-grade LFP (LiFePO4) cells, offering superior safety, stability, and an impressive 3000+ cycle lifespan, maintaining 80% capacity even after years of regular use. These attributes make it a superior choice for long-term use in both residential and mobile applications.

Additional design features include an internal cable storage compartment to reduce clutter, reinforced housing for rugged use, and compatibility with the EcoFlow app, which lets you monitor and control your energy usage remotely—whether you’re across the room or across the country. Whether you’re preparing for power outages, living off-grid, or powering essential tools during work or play, the EcoFlow DELTA 2 Extra Battery is your go-to expansion for sustainable and scalable energy storage.