About Us Contact Us Shipping Easy Returns Privacy Terms of Service Happy Customers Solar System Size Calculator
Skip to content
Ecoflow DELTA 3 Portable Power Station Portable Power Station EcoFlow

Ecoflow DELTA 3 Portable Power Station

BY: EcoFlow | SKU: EFDELTA3-US Availability: In Stock
$699.00
$599.00
You Save: $100.00

Notify me when back in stock

Found a Better Price?

Share it with us now and we will beat it. Get the best deal online - Guaranteed!

Call/Text Us: 877-556-3347
Live Chat With an Expert

  • Authorized EcoFlow Dealer

    Full manufacturer warranty included

  • Free Shipping + No Sales Tax

    More savings on every purchase

  • Easy 30-Day Returns & Price Beat Guarantee

    Risk-free shopping + best price guaranteed

  • Lifetime Expert Support

    Dedicated help whenever you need it

Estimated Delivery Between

and .

Order within to get it by the earliest date.

Ecoflow DELTA 3 Portable Power Station

The EcoFlow DELTA 3 is a high-capacity, ultra-reliable portable power station built to handle everything from emergency backup to outdoor adventures and off-grid living. With a robust 4000W output and 3840Wh capacity, it delivers whole-home energy in a compact, fast-charging design. Whether you're powering tools, appliances, or your home during an outage, DELTA 3 is your go-to power solution.

Placeholder Image

EcoFlow DELTA 3 Portable Power Station Features

Massive Output Capacity

Power heavy-duty appliances and tools with 4000W AC output (8000W surge) for whole-home or jobsite use.

Ultra-Fast Recharge

Fully recharge via AC or solar in as fast as 1.4 hours with EcoFlow's patented X-Stream technology.

Expandable Battery Options

Scale your power to up to 48kWh by connecting with EcoFlow expansion batteries.

Smart Energy Management

Control and monitor usage from the EcoFlow app with real-time data and settings.

Long Lifespan LiFePO4 Battery

Rated for 3500+ cycles to 80% capacity—built to last over a decade of daily use.

Placeholder Image

EcoFlow DELTA 3 Portable Power Station Applications

  • Whole-home backup – Power lights, fridge, microwave, AC units, and more during outages
  • Jobsite power – Run power tools and equipment without a noisy generator
  • Off-grid living – Pair with solar to power cabins, RVs, or tiny homes
  • Outdoor events & tailgating – Keep music, cooking appliances, and lighting going strong
  • EV top-up charging – Get extra driving miles for electric vehicles in a pinch
Placeholder Image

What's Included

Everything you need is included with your product.

  • 1 x EcoFlow DELTA 3 Portable Power Station
  • 1 x AC Charging Cable
  • 1 x Car Charging Cable
  • 1 x DC5521-DC5525 Cable
  • 1 x Manual
  • 1 x Warranty Card
Placeholder Image
Placeholder Image

EcoFlow DELTA 3 Portable Power Station Specifications

Category Specifications
Weight 12.5 kg | 27.6 lbs
Dimensions (W x D x H) 202 × 397.6 × 283.6 mm | 8.0 × 15.7 × 11.2 in
Operating Altitude < 2000 m (6562 ft)
Overvoltage Category II
Pollution Degree 2
Output Pure sine wave, total 1800W, surge 3600W
DC Output Port (USB-A) 5V⎓2.4A / 9V⎓2A / 12V⎓1.5A, 18W Max per port, total 36W
DC Output Port (USB-C) 5V / 9V / 12V / 15V⎓3A Max, 20V⎓5A Max, 100W Max per port, total 200W
12V DC Output Port Total 126W: DC5521: 12.6V⎓3A, Cigarette Lighter: 12.6V⎓10A
AC Input Socket 100-120V～15A (50Hz/60Hz)
DC Input Port (XT60) Solar Input 11-60V⎓15A, 500W Max, Car Input: 12V⎓8A Max
Rated Capacity 1024Wh (51.2V⎓20Ah)
Cell Chemistry LFP (LiFePO₄)
Cycle Life 80%+ capacity after 4000 cycles
Protection Type Over Voltage, Overload, Over Temperature, Short Circuit, Low Temperature, Low Voltage, Overcurrent
Extra Battery The DELTA 3 supports: EcoFlow DELTA 3 Smart Extra Battery (1kW) | EcoFlow DELTA 2 Smart Extra Battery (2kWh) | EcoFlow DELTA Max Smart Extra Battery (2kWh) | EcoFlow DELTA 2 Max Smart Extra Battery (2kW) | EcoFlow DELTA Pro 3 Smart Extra Battery (4kWh)
Optimal Operating Temperature 20°C-30°C (68°F-86°F)
Charge Temperature 0°C-45°C (32°F-113°F)
Discharge Temperature –10°C to 45°C (14°F-113°F)
Storage Temperature –10°C to 45°C (optimal: 20°C to 30°C)

Frequently-Asked Questions

How long does the DELTA 3 take to charge?

It can charge from 0–80% in under 1.4 hours using AC power thanks to EcoFlow’s X-Stream fast charging.

Can I use it while it’s charging?

Yes, DELTA 3 supports pass-through charging, so you can power your devices while it recharges.

Is it expandable?

Yes, it supports battery expansion up to 48kWh when paired with additional EcoFlow batteries.

What appliances can the DELTA 3 run?

With its 4000W output (8000W surge), the DELTA 3 can power heavy appliances like refrigerators, microwaves, AC units, power tools, and even some EVs.

Can I use third-party solar panels to charge it?

Yes, as long as they meet the input specs (11–60V, 15A, up to 1600W), third-party solar panels are compatible with the DELTA 3.

Does the DELTA 3 have Wi-Fi or Bluetooth?

Yes, it includes both Wi-Fi and Bluetooth for seamless app control via the EcoFlow app—even when you're off-grid.

Customer Reviews

Be the first to write a review
0%
(0)
0%
(0)
0%
(0)
0%
(0)
0%
(0)