EcoFlow · Portable power station Normal price
EcoFlow DELTA Pro 3 (UL9540 Certificated)
$2,799
$0.68 / Wh
$3,299
✓ In stock
✓ Price checked 2026-10-12
LFP · 4,000 cycles to 80%
| Capacity | 4,096 Wh |
|---|---|
| $/Wh today | $0.68 |
| Chemistry | LFP |
| Rated cycles | 4,000 cycles to 80% |
| Output | 4,000W |
| Weight | 113.54 lbs |
| Expandable | Yes |
| Availability | In stock |
Today's price verdict
Normal price — $2,799
Today's price is within its normal range around the 90-day median.
- 90-day median
- $2,799
- Recorded low
- $2,399 on 2026-07-16
- Advertised discount
- −15% from the store's comparison price
- Days tracked
- 97
Price history — DELTA Pro 3
Full tech specifications 10 specs
Battery
| Chemistry | LFP |
|---|---|
| Capacity | 4,096Wh |
| Rated cycles | 4,000 |
| Cycle retention | 80%‡ |
| Expandable | Yes |
Output
| AC output (continuous) | 4,000W |
|---|
Input & charging
| UPS / EPS | Yes |
|---|---|
| UPS switchover | 10 ms‡ |
General & physical
| Weight | 113.54 lbs‡ |
|---|---|
| Warranty | 5 years‡ |
‡ Sourced from EcoFlow's published tech specs; not independently verified. Core figures (capacity, chemistry, cycles, output) are editorially verified.
Head-to-head comparisons
- EcoFlow DELTA Pro 3 (UL9540 Certificated) vs Anker SOLIX F3800 Plus
- EcoFlow DELTA Pro 3 (UL9540 Certificated) vs Anker SOLIX F3800
- EcoFlow DELTA Pro 3 (UL9540 Certificated) vs BLUETTI Elite 400
- EcoFlow DELTA Pro 3 (UL9540 Certificated) vs HomePower 3600 Plus
- EcoFlow DELTA Pro 3 (UL9540 Certificated) vs Jackery HomePower 3600 Pro Max
- EcoFlow DELTA Pro 3 (UL9540 Certificated) vs Explorer 5000 Plus
All configurations
| Configuration | Type | Price | Advertised | Deal | Stock |
|---|---|---|---|---|---|
| DELTA Pro 3 | Battery only | $2,799 | −15% | Normal price | ✓ |
| DELTA Pro 3 + Extra Battery | Bundle | $4,459 | −13% | Normal price | ✓ |
| DELTA Pro 3 + 400W Solar Panel | Bundle | $3,099 | −23% | Normal price | ✓ |
| DELTA Pro 3 + Transfer Switch | Bundle | $3,049 | −18% | Normal price | out of stock |
| DELTA Pro 3 + 500W Solar Kit | Bundle | $3,199 | — | Normal price — matches recorded low | ✓ |
| DELTA Pro 3 + Smart Generator 4000 (Dual Fuel) | Bundle | $3,689 | −19% | Normal price | ✓ |
| DELTA Pro 3 + 400W Solar Panel + Transfer Switch | Bundle | $3,299 | — | Normal price | out of stock |
| DELTA Pro 3 + Smart Home Panel 2 | Bundle | $4,189 | — | Normal price | out of stock |
| (Members-only) DELTA Pro 3 + Smart Generator 4000 (Dual Fuel) + Free RIVER 2 Max (Refurbished) | Bundle | $3,689 | −19% | Normal price — matches recorded low | out of stock |
| DELTA Pro 3 + Extra Battery + 400W Solar Panel + Free Transfer Switch | Bundle | $5,499 | −4% | Normal price | out of stock |
| (Members-only) DELTA Pro 3 + Extra Battery | Bundle | $4,459 | −13% | Normal price | ✓ |
| (Members-only) DELTA Pro 3 + Free Transfer Switch | Bundle | $3,049 | −18% | Normal price | out of stock |
| (Members-only) DELTA Pro 3 + 400W Portable Solar Panel | Bundle | $3,099 | −23% | Normal price — matches recorded low | ✓ |
| (Members-only) DELTA Pro 3 + 400W Solar Panel + Transfer Switch | Bundle | $3,299 | — | Normal price — matches recorded low | out of stock |
| DELTA Pro 3 + 2 × 220W Solar Panels | Bundle | $3,139 | — | Normal price | ✓ |
| DELTA Pro 3 + 2 × 220W NextGen Bifacial Solar Panels + Transfer Switch | Bundle | $3,499 | — | Normal price — matches recorded low | out of stock |
| (Members-only) DELTA Pro 3 + 2 × 220W Solar Panels | Bundle | $3,139 | — | Normal price — matches recorded low | ✓ |
| (Flash Sale) DELTA Pro 3 + 2 × 220W Solar Panels | Bundle | $3,139 | — | Normal price | ✓ |
| (Flash Sale) DELTA Pro 3 + Extra Battery | Bundle | $4,459 | −13% | Normal price | ✓ |
| (Members-only) DELTA Pro 3 + Extra Battery + 400W Solar Panel + Free Transfer Switch | Bundle | $5,499 | −4% | Normal price | out of stock |
| DELTA Pro 3 + Free Cart | Bundle | $2,999 | — | Normal price | out of stock |
| (Members-only) DELTA Pro 3 + Free 65W Charger | Bundle | $2,799 | −15% | Normal price | ✓ |
| (Members-only) DELTA Pro 3 + 400W Portable Solar Panel + Free Power Hat | Bundle | $3,099 | — | Normal price | out of stock |
| DELTA Pro 3 + FREE Folding Wagon Cart | Bundle | $2,999 | — | Normal price | out of stock |
| DELTA Pro 3 + Extra Battery + 400W Solar Panel | Bundle | $4,789 | −14% | Building price history | ✓ |
$/Wh comparisons on this site use battery-only prices; bundles include solar panels or accessories whose value isn't reflected in battery capacity.