EcoFlow
EcoFlow DELTA 3 Smart Extra Battery
$449.95Tax calculated at checkout
Not in online stock. Call us to check in-store stock.
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Free in-store pickup
Kalihi Super Store, 1353 Moonui Street, Honolulu -
Questions before you buy?
Call (808) 833-3797 or Hilo (808) 498-0698
About this unit
Adds another 1,024Wh to a DELTA 3 Plus, taking a base unit toward its 5kWh expansion ceiling. Matched LFP cells, plug-and-play, no tools needed.
Battery Bill's Super Store
See it in person before you buy
Come by, plug something in, and we'll do the math on what it can run for you.
Kalihi Super Store
1353 Moonui Street, Honolulu
Mon to Fri 8:00 to 4:30, Sat 8:00 to 4:00 (808) 833-3797
Mon to Fri 8:00 to 4:30, Sat 8:00 to 4:00 (808) 833-3797
Hilo
76 Keaa Street, Hilo
Weekdays (808) 498-0698
Weekdays (808) 498-0698