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EcoFlow DELTA [PRO 3] - 4,096Wh / 4,000W Portable Power Station 5-Year Warranty

by EcoFlow

40,000+ Happy Customers!

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Includes Lifetime Customer Support!

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Current price $4,499.00
Original price $5,629.00
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Original price $5,629.00
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Friendly Phone Support:  877-242-2792

Mon-Fri 10am-6pm EST

A battery generator that powers almost all of your essential home appliances.

Powerful and Versatile - 120V/240V, 4000W in a single unit to power almost all of your home appliances.

Expandable Capacity - 4–48kWh, tailored to your energy needs.

Quiet Operation - Operates as low as 30 dB (under 2000W) for minimal noise. 

Easy to Use - Plug-and-play design for hassle-free setup.

Fast Charging - Charges to 80% in just 50 minutes. 

Multiple Charging Methods - 7 unique and 18 combo charging methods for maximum flexibility.

Quiet Comfort for Your Home and Neighbors, Too!

It's whisper-quiet with X-Quiet technology, ensuring a peaceful hum*, promising you a night of peaceful sleep even if you keep it beside your bed. It's so silent that you'll hardly notice it's there.

*as low as 30 dB, thanks to our X-Quiet tech

Charge up, fast, and everywhere

Introducing EcoFlow's groundbreaking X-Stream fast charging technology, setting a new industry standard. Charge from 0 to 80% in just 50 minutes. With multi-charge combinations, enjoy up to 7000W of super-fast charging.

7 unique and 18 combo charging methods to meet your charging needs anywhere, anytime

  • Indoor: Dual-PV Charging
  • Indoor: AC Wall Charging
  • Garage: EcoFlow Smart Home Panel 2
  • Backyard: With Gas Generator
  • Outdoor: EV Charging Piles 
  • RV/Van: EcoFlow Alternator Charger
  • Car: Cigarette Lighter Charging
  • Fast Multi-Charging Solutions

EcoFlow DELTA Pro 3 is a battery generator that powers almost all of your essential home appliances and is conveniently accessible to the whole family.

Energize Almost Everything

Power multiple high-demand appliances, like 3 ton* central AC or 1 HP water pump, simultaneously with a single EcoFlow DELTA Pro 3 unit's 4000W output (scalable up to 12000W) and versatile 120V/240V options. Also, you can easily connect it to your home's circuit for whole-home power backup via inlet box, transfer switch or EcoFlow Smart Home Panel 2.

*Tested under controlled laboratory conditions with central AC soft starter.

Plug and Play

It can be set up effortlessly, with no installation and maintenance required. Take it anywhere, anytime, with the help of its portable design. Control and monitor your power with the EcoFlow app, even remotely.

Silent as a Whisper

It maintains only a peaceful hum* and promises a night of tranquil sleep even if you keep it beside your bed.

*as low as 30 dB thanks to our X-Quiet tech

Forget Refueling

Fast charging is available anywhere, anytime via AC wall charging outlets, solar panels, gas generators, EV charging piles, or EcoFlow Smart Home Panel 2, etc. Enjoy an extended whole-home power backup for up to 2-4 days by expanding the capacity up to 48kWh.

7 unique and 18 combo charging methods to meet your charging needs anywhere, anytime

1. Indoor: Dual-PV Charging

Experience high-voltage dual PV fast charging with up to 2600W power (1000W and 1600W respectively). Enjoy flexible access to solar panels and faster solar power generation.

2. Indoor: AC Wall Charging

Experience lightning-fast indoor AC charging with your EcoFlow DELTA Pro 3, supporting 120V/240V AC fast charging.

3. Garage: EcoFlow Smart Home Panel 2

Connect with Smart Home Panel 2 for automatic, fast charging, up to 4000W. Benefit from X-Stream charging while enjoying smart savings by charging during low-cost electricity hours.

4. Backyard: With Gas Generator

Pair with your existing third-party gas generator or EcoFlow Smart Generator 4000 (Dual Fuel) for an industry-best 3200W DC charging.

5. Outdoor: EV Charging Piles

Utilize Level 2 EV charging piles to quickly energize your EcoFlow DELTA Pro 3, boasting 4000W charging for seamless readiness at every turn. Swiftly power up to 80% in just 50 minutes, ensuring you're always powered up.

6. RV/Van: EcoFlow Alternator Charger

Keep your on-the-wheel adventures powered while driving, efficiently charge up to 800W with EcoFlow Alternator Charger for a sustained power.

7. EV: Cigarette Lighter Charging

Utilize your electric vehicle's built-in cigarette lighter port to conveniently charge while you drive, ensuring your EcoFlow DELTA Pro 3 is always ready for action!

8. Fast Multi-Charging Solutions 

AC wall charging + PV, PV + gas generator, and more charging options. Tailor your setup with unrestricted combinations to achieve up to 7000W charging, ensuring versatile and efficient power delivery.



  • Capacity: 4096Wh
  • Dimension(L*W*H): 695.5mm*341mm*410mm
  • Weight(KG): Approx. 51.5kg

AC Output

  • Max Continuous Output: 4000W
  • Max Output Extend Range: ~8KW with 2*DP3 + 50amp Hub ~12KW with 3*DP3 + SHP2
  • Surge Output: 8000W, 400ms
  • Split-Phase: Yes
  • Voltage: 120V/240V 
  • X-Boost: 6000W, Max
  • X-Fusion: Yes, 120V/1800W AC input, 120V/240V 4000W.Max AC output
  • X-Stream: Yes
  • EPS/UPS: <10ms, UPS
  • AC Power IN/OUT Port(Discharge Only): 120/240V~16.7A 60Hz
  • AC Outlets Number: 7

DC Output 

  • USB-C: USB-C*2, 5/9/12/15/20V 5A 100W Max
  • USB-A-Fast: USB-A*2, 5V 2.4A 9V 2A 12V 1.5A 18W Max
  • Car Power Output: No
  • 12V DC Output: 12.6V/30A 378W Total DC5521, 1X, 5A Max Anderson, 1X, 30A Max 


  • Adjustable AC Charging Speed: Yes
  • EV Charger Charging: (AC Power IN/OUT Port): AC Power IN/OUT Port 4000W Max, 120/240V~20A 50/60Hz
  • Solar Input: 2600W, Max 2 Ports, HPV:30-150V/15A, 1600W Max LPV:11-60V/20A, 1000W Max

What's Included With Your Order?

  • 1 x Ecoflow DELTA Pro 3
  • 1 x AC Charging Cable
  • 2 x Handle Cover
  • 1 x Quick Start Guide
  • 1 x Solar Installation Guide
  • 1 x APP Intro
  • 1 x Safety Guide 
  • 1 x Ecosystem Intro page

Still have questions? Give us a call at 877-242-2792

What is the Shop Solar Kits returns policy?

Returns are free in the first 30 days with no restocking or processing fees, although the customer must pay for the return shipping costs. See our complete return policy on our Shipping, Deliver, and Returns page.

What’s covered by the Shop Solar Kits returns policy?

Our returns policy covers all purchases made through Shop Solar Kits. For warranty issues, as authorized distributors, we honor the full manufacturer warranty of ALL the brands on our website. See our complete returns and warranty policies on our Shipping, Deliver, and Returns page.

How long will it take to receive my Shop Solar Kits order?

All orders are processed within 72 hours and you can expect delivery within 5 to 10 business days. You will receive access to our customer portal after ordering, where it is easy to track all your shipments. See our Shipping, Delivery and Returns page for more details.

How does the Shop Solar Kits Lifetime Support work?

Our legendary lifetime customer support has helped make us the #1 solar kit retailer. 

We have a dedicated team of solar professionals standing by to help you navigate the world of solar with ease. From selecting the perfect solar kit to installation and beyond, we provide support and expertise at every step of the journey.

If you need help with ordering, shipping, troubleshooting, expanding your system, warranty issues, or anything else you have questions about for as long as you own your Shop Solar Kits equipment, we’ve got you covered: we’re always only a phone call or email away.

Simplified Solar Solutions

Simplified Solar Solutions

Our carefully curated solar kits combine the best components to create an ideal solution for your individual power needs. So whether you need to get off the grid, to save on your electric bill, for emergency backup power, or to fuel your next adventure - we eliminate the need for a designer or custom solution, and pass those savings on to you without compromising on performance.

Best Components, Lowest Prices

Best Components, Lowest Prices

We cut out the bloat of traditional solar companies and pass those savings off to you. Plus, we provide free shipping on all solar kits and lifetime customer service on everything we sell.

Expert Guidance

Expert Guidance

Our team of solar professionals is here to help you navigate the world of solar with ease. From selecting the perfect solar kit to installation and beyond, we provide support and expertise at every step of the journey.

We’re people just like you

We’re people just like you

We’re not corporate and neither are our customers. We’re just a group of 50+ solar enthusiasts who are passionate about providing an honest, no-BS way for anyone, anywhere to improve their lives and the world around them with solar power.

Trusted Solar Authority

Trusted Solar Authority

With over 30,000 solar kits sold, 2,500+ positive reviews, and years of experience in the industry, we’re proud to say we’re America’s #1 solar kit retailer. So you can trust us to provide you with top-notch products and legendary customer service at every step of the way.