US
EF ECOFLOW

EF ECOFLOW Delta 3 Classic Portable Power Station 1024Wh

  • 1,024 Wh LiFePO4 battery
  • 1,800 W AC, 3,600 W surge
  • 100 W USB-C output, 6 outlets
  • 1 hour fast charge, 10 ms UPS
  • 26.7 lb, 5 year warranty

Last refreshed Sep 7, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A mid-size power station with quick recharge and a strong surge rating for camping, RVs and home backup. The listing gives few detail specs beyond the headline numbers.

As an Amazon Associate I earn from qualifying purchases. ProductDome earns a commission when you buy through links on this page.

ASIN: B0FQVC4RF5Model: DELTA 3 ClassicCategory: Portable Power Stations

Overview

An inverter and LiFePO4 battery do the work inside this EcoFlow unit, which is built for camping, RVs and home backup. Six outlets and a USB-C port cover phones, laptops and small appliances.

The reason to buy is the combination of fast refill and a high surge rating for motor loads. The limit is capacity, since heavy appliances will drain the battery quickly.

Who it's for

A traveler or homeowner who wants a power source for a fridge and electronics. Not for a buyer wanting long runtime on heaters or power tools.

Pros and cons

Pros
  • Fast recharge in about an hour
  • High surge rating for motors
  • Six outlets plus USB-C
  • Long-life LiFePO4 battery
Cons
  • Battery limits heavy loads
  • Heavier than small stations
  • Detail specs sparse in the listing

Performance notes

Surge capacity covers the brief spike when a compressor or motor starts, so a fridge can start from the inverter. Faster charging cuts downtime between uses, though continuous heavy loads still deplete the battery quickly.

Specifications

BrandEF ECOFLOW
ModelDELTA 3 Classic
Dimensions & fit
Item weight26.7 pounds
Item dimensions7.9 x 11.1 x 15.7 inches
Capacity & performance
Output Wattage1,800 wattshigher than 74% of 20 portable power stations
Battery capacity1,024 Wh
USB-C output100 W
Power & efficiency
Voltage120 volts
Surge output3,600 watts
Power SourceSolar Powered
Included components
Included ComponentsDELTA 3 Classic
Unit Count1 Count
Warranty & support
Warranty Description5 year manufacturer
Other details
Number of Outlets6
Fast charge1 hour
Part numberEF-DL3-C
Antenna LocationCamping, Commercial, Residential
Other Special Features Of The ProductPortable

Closest rivals on specs

Anker SOLIX C1000 Gen 2 Portable Power Station 1024Wh
  • Output Wattage 1800 vs 2000 watts (-10%)
Jackery Explorer 1000 v2 Portable Power Station 1070Wh
  • Item Weight 26.7 vs 23.8 pounds (+12%)
  • Output Wattage 1800 vs 1500 watts (+20%)
Compare all side by side

Frequently asked questions

How big is the EcoFlow Delta 3 Classic?

The listing gives 7.9 x 11.1 x 15.7 inches and a weight of 26.7 pounds.

What does 10 ms UPS mean?

The title says it switches to battery within 10 milliseconds, so devices plugged in keep running through an outage.

Does it come with accessories?

The component line lists the Delta 3 Classic only.