Expandable capacity
Increase the capacity of DELTA 2, DELTA Max, and DELTA 2 Max with an extra 2016Wh.
Triple power & save up to 30% on costs
2-6kWh expandable capacity to fit your energy storage needs. Add up to two DELTA Max Smart Extra Batteries to gain a capacity of 6048Wh, ideal for home backup, RVing, outdoor adventures, and everyday use. Much more affordable, it costs up to 30% less than a power station of the same capacity.
Easy to use
There's no setup. Just plug it into your power station for more energy storage. Using the EcoFlow app, you can charge and monitor the DELTA Max Smart Extra Battery with ease.
Stackable, space-saving design
Featuring an ergonomic, compact design, the DELTA Max Smart Extra Batteries can be securely stacked on top of power stations and each other to save space and minimize clutter.
Specs
Capacity
2016Wh
Weight
40 lb /18 kg
Size
18.3 × 9.3 × 11.1 in. / 46.4 × 23.5 × 28.3 cm
Battery Chemistry
NCM
Cycle Life
800 cycles to 80% capacity
Applicable Models
DELTA 2, DELTA Max, DELTA 2 Max