The Ecoflow Delta Pro and Delta Pro Extra Battery bundled deal combination package enables you to daisy chain an additional 3.6kW Extra Battery to your 3.6kW Delta Pro which provides a combined 7.2kW of total energy storage. A connection cable is provided and included with the Delta Pro Extra Battery.

You can add up to two Delta Pro Extra Batteries to your Delta Pro and expand up to 10.8kW.

Please call Jack Abrams at 905 299 7841 with any questions. We work with a licensed electrician who is experienced with integrating Ecoflow Delta Pro systems with home circuits through a transfer switch.