3-10kWh expandable capacity to fit your energy storage needs. Add up to two DELTA Pro Smart Extra Batteries to gain a capacity of 10.8kWh, 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.
EcoFlow DELTA Pro Smart Extra Battery
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✓ EcoFlow Authorized Dealer · 5-Year Warranty · Free Shipping to the US
· Expandable capacity - Increase the capacity of DELTA Pro with an extra 3600Wh.
· Triple power at up to 30% lower cost - 3-10kWh expandable capacity to fit your energy storage needs. Add up to two DELTA Pro Extra Batteries to gain a capacity of 10.8kWh. And it's up to 30% more affordable than a power station of the same capacity.
· 10-year lifespan with an LFP battery - Get 10 years of daily use until it hits 80% of its original capacity. Embrace the 3000+ charging cycles enabled by the LFP battery chemistry.
· Easy to use - Plug-and-play without setup. And use the EcoFlow app to monitor and control the DELTA Pro Extra Battery.
· 5-Year Full Warranty - With one of the most comprehensive warranties in the industry, we go the extra mile to give you peace of mind.
Up To 60% Off Add-Ons
Add accessories to your order
*Note: The terms "DELTA" and "RIVER" as mentioned on this page refer to products exclusively manufactured by ECOFLOW INC.
Triple power & save up to 30% on costs
Charge anytime, anywhere
DELTA Pro's Smart Extra Battery benefits from all the charging methodsDELTA Pro has, including
6500W MultiCharge. That means you can charge anytime, anywhere aslong as your extra battery is
connected to DELTA Pro. Once connected, they'll charge/discharge in uinison, keeping the battery
percent level across both units.
10-year lifespan with an LFP battery
With its upgraded LFP battery chemistry, the DELTA Pro Smart Extra Battery has a lifespan of 3000 complete cycles until it reduces to 80% capacity. You'll get pretty much 10 years of power, even if you use it every day. That's 6× longer than other power stations with a similar capacity and output.
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 Pro Smart Extra Battery with ease.
Ready for any emergency
Specs
Capacity
3600Wh
Weight
Approx. 84lbs / 38kg
Dimension
25 x 11.2 x 16.4 in / 63.5 x 28.5 x 41.6 cm
Battery Chemistry
LFP
Battery Cycle Life
6,500 cycles to 50% capacity, 3,500 cycles to 80% capacity
Applicable models
DELTA Pro