EcoFlow · Portable power station Above typical
EcoFlow DELTA 2 Max Smart Extra Battery
$899
$0.44 / Wh
90-day median $799; all-time low $799 on 2026-07-07.
✓ In stock
✓ Price checked 2026-08-27
LFP
| Capacity | 2,048 Wh |
|---|---|
| $/Wh today | $0.44 |
| Chemistry | LFP |
| Weight | 42 lbs |
| Availability | In stock |
i Above its typical price
$799
It's averaged $799 over the last 90 days. You're currently paying above the 90-day norm.
i Above its all-time low
$799
Its lowest recorded price was $799 on 2026-07-07.
i Ignore the “list price”
$899
Judge the deal against this model's own price history — not the sticker.
Full tech specifications 3 specs
Battery
| Chemistry | LFP |
|---|---|
| Capacity | 2,048Wh |
General & physical
| Weight | 42 lbs‡ |
|---|
‡ Sourced from EcoFlow's published tech specs; not independently verified. Core figures (capacity, chemistry, cycles, output) are editorially verified.
Price history — DELTA 2 Max Smart Extra Battery
Price history — (Members-only) DELTA 2 Max Smart Extra Battery
All configurations
| Configuration | Type | Price | Advertised | Deal | Stock |
|---|---|---|---|---|---|
| DELTA 2 Max Smart Extra Battery | Battery only | $899 | — | Above typical | ✓ |
| (Members-only) DELTA 2 Max Smart Extra Battery | Battery only | $664 | −17% | All-time low | out of stock |
$/Wh comparisons on this site use battery-only prices; bundles include solar panels or accessories whose value isn't reflected in battery capacity.