EcoFlow

DELTA 3 Plus

★ 4.8 · LiFePO4 · Released 2025
$2,499
Check Price on Amazon Official EcoFlow site
EcoFlow DELTA 3 Plus
Capacity
4.1 kWh
Output
2,400W
Solar
1600W
Weight
42.5kg
Value
$0.61/Wh

SunSee Take

The EcoFlow DELTA 3 Plus delivers 4.1 kWh of LiFePO4 storage with 2400W continuous output. At $0.61/Wh it sits in the competitive tier. With 4,000 rated cycles, expect 10+ years of daily use. Best kept stationary — this is a home backup unit. Portability index: 96 Wh/kg.

Pros

  • +4kWh capacity
  • +4000 cycle life
  • +Fast solar charging

Cons

  • −Very heavy
  • −Premium price

Best For

Home Backup Off-Grid Living RV & Van Life

Full Specifications

Last verified: 2026-07
Battery Capacity 4,096 Wh
Battery Chemistry LiFePO4
AC Output (Continuous) 2,400W
AC Output (Surge/Peak) 4,800W
Max Solar Input 1600W
Weight 42.5 kg (93.7 lbs)
Cycle Life 4,000 cycles to 80%
AC Charge Time (0→100%) 1.5h
Price per Wh $0.61
Portability (Wh/kg) 96 Wh/kg
EcoFlow DELTA 3 Plus
4.1 kWh · 2400W · LiFePO4
Check Price → Official EcoFlow site →

How long will the DELTA 3 Plus run common devices?

With 4.1 kWh usable, here's roughly what this covers. See full runtime tables:

Refrigerator CPAP Space Heater Starlink All appliances →

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Specifications sourced from EcoFlow's official product page. MSRP as of 2026-07. Actual prices may vary by retailer and region. SunSee is an independent platform and is not affiliated with EcoFlow.