EcoFlow DELTA Pro Ultra Series Smart Extra Battery
Description
This is the way to add serious capacity to a DELTA Pro Ultra system without buying a whole new unit — the Smart Extra Battery adds an extra 6,144Wh, compatible with both the DELTA Pro Ultra and DELTA Pro Ultra X inverters. It's plug-and-play, no setup or electrician needed, and you can monitor and control everything right from the EcoFlow app.
Safety is built in at every level: EV-grade LFP cells, a dual battery management system, and a 3-level safety architecture, so you're adding capacity without adding risk. It's backed by a full 5-year warranty.
Key specs: adds 6,144Wh of expandable capacity; compatible with DELTA Pro Ultra and DELTA Pro Ultra X inverters; plug-and-play, no setup required; EcoFlow app monitoring and control; EV-grade LFP cells with dual BMS and 3-level safety architecture; 5-year full warranty.