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Portable Power Stations · EcoFlow

EcoFlow DELTA 3 Plus

A 1,024Wh LFP portable power station with 1,800W rated AC output, up to 1,000W solar input and sub-10ms UPS switching. It is a strong fit for short home-backup windows, refrigeration, electronics and mobile use, but not a substitute for a large fixed home battery.

ModelDELTA 3 Plus
Last verified2026-08-25
EvidenceManufacturer / official technical documentation reviewed; no Melnti hands-on test claimed.

Regional note: Specifications and sockets/certifications can vary by market. Confirm the exact regional SKU and current documentation before purchase or installation.

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Quick answer

Who this product makes sense for.

Best for

Short home-backup windows, apartments, camping and users who want fast charging in a compact 1kWh-class unit.

Think twice if

You need multi-day whole-home backup, very high 240V loads or a fixed battery/inverter system with deep component-level expandability.

What matters most

A 1,024Wh LFP portable power station with 1,800W rated AC output, up to 1,000W solar input and sub-10ms UPS switching. It is a strong fit for short home-backup windows, refrigeration, electronics and mobile use, but not a substitute for a large fixed home battery.

Key specifications

Capacity1,024Wh
AC output1,800W rated; 3,600W surge
Battery chemistryLFP
Cycle life4,000 cycles to 80%
Solar inputUp to 1,000W (2 × 500W)
UPS<10 ms
Expansion1–5kWh with supported EcoFlow extra batteries
Warranty5 years
Weight≤12.5 kg

Reasons to shortlist it

  • Fast AC and solar charging
  • LFP battery rated to 4,000 cycles to 80%
  • Compact for a 1kWh-class unit
  • UPS switchover under 10 ms

Reasons to look elsewhere

  • 1,024Wh is limited for long outages
  • 1,800W continuous output is not whole-home power
  • Expansion remains inside EcoFlow’s ecosystem

How to verify before buying

Confirm the exact regional model, current specifications, included accessories, warranty terms, electrical compatibility and retailer return policy. Do not treat a cached price or old datasheet as current.

Primary sources

Last Melnti verification: 2026-08-25.

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