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EcoFlow DELTA 3 Ultra Plus 3600W 3072Wh Portable Power Station with 400W Solar Panel

SKU: ECD3UP400W MFR: D3UP-400W
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Key Features

  • Enjoy reliable UPS backup power with a <10ms switchover, ensuring your devices stay on during outages.
  • Experience extended battery runtime with 3072Wh capacity, perfect for home essentials or outdoor adventures.
  • Safeguard electronics from surges and voltage fluctuations with advanced surge protection and automatic voltage regulation.
  • Power multiple devices simultaneously with 11 versatile outlets, including AC, USB-A, and USB-C ports.
  • Harness clean energy with the included 400W solar panel, offering efficient charging and energy independence.
  • Benefit from a portable power station with a robust form factor, designed for durability and easy transport.
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Review Summary

EcoFlow DELTA 3 Ultra Plus Specifications

DELTA 3 Ultra Plus

DELTA 3 Ultra Plus

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  • Color

    Gray

  • Capacity

    3072Wh 51.2V 60Ah

  • AC Output

    4x AC Output: 120V-60Hz 3600W total (surge 7200W), 20A Max per port
    1x AC Output: 30A Max per port

  • X-Boost

    4600W

  • USB-A Output

    1x USB-A: 5V-3A/9V-2A/12V-1.5A, 18W Max

  • USB-C Output

    1x USB-C: 5/9/12/15V-3A, 20V/28V--5A, 140W Max (HID)
    2x USB-C: 5/9V/12V/15V-3A 20V-2.25A, 45W Max per port, total 45W

  • Cigarette Lighter Output Port

    12.6V-10A, 126W Total
    CAR: 10A Max (Shared power with Anderson port)

  • 12V DC Output Port

    12.6V-30A, 378W Total
    Anderson: 30A Max (Shared power with car cigarette lighter)

  • AC Input (Charge Only)

    100-120V-15A 50/60Hz, 1800W

  • Maximum PV Input Power

    1600W

  • Optimal operating temperature

    68 Degree F to 86 Degree F (20 Degree C to 30 Degree C)

  • Charge Temperature

    32 Degree F to 113 Degree F (0 Degree C to 45 Degree C)

  • Discharge Temperature

    14 Degree F to 113 Degree F (-10 to 45 Degree C)

  • Storage Temperature

    14 Degree F to 113 Degree F (-10 to 45 Degree C)

  • Communication Method

    Wi-Fi & Bluetooth

  • UPS

    <10ms

  • Outlets

    11

  • Anderson Port

    Yes

  • Storm Guard Mode

    Yes

  • Generator Auto Start/Stop Mode

    Yes

  • Smart Output Priority Mode

    Yes

  • Expandable Battery

    Yes, 3-11k Wh

  • Battery Info

    Required, Included

  • Battery Material

    LFP (LiFePO4)

  • Battery Type

    Non-universal

  • Battery Quantity

    1

  • Country of Origin

    China

  • Dimensions (H x W x D)

    24.1 x 12.9 x 15.6" (613.1 x 327.71 x 394.95mm)

  • Weight

    74.3 lbs (33.7kg) (+/-600g)

Solar Panel

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  • Compatibility

    EcoFlow Delta

  • Rated Power

    400W

  • Solar Panel Efficiency

    0.22

  • Panel Type

    Monocrystalline

  • Input/Output

    Output: 1x MC4

  • Voltage

    48 VDC (Open-Circuit)

  • Environmental Resistance

    Dust/Weather-Resistant (IP68)

  • Dimensions

    Unfolded: 41.7 x 93.1 x 0.98" (105.8 x 236.5 x 2.5cm)
    Folded: 41.7 x 24.4 x 0.98" (105.8 x 62 x 2.5cm)

  • Weight

    35.3 lbs (16kg) (Solar Panel)
    41.9 lbs (19kg) (Panel + Case)

  • UPC Code

    842783193407

About EcoFlow DELTA 3 Ultra Plus

- EcoFlow DELTA 3 Ultra Plus -

A New Era of Power Performance - Industry-Leading 3k Wh Portable Power-Station with Smart Output Priority
Extend runtime for your essentials and stay powered through anything.

3600W Output, 7200W Surge - Powerful. Stable. Built to Handle It All
DELTA 3 Ultra Plus (3072Wh) delivers 3600W rated-output (7200W surge) , with X-Boost 3.0 technology, it supports devices up to 4600W-effortlessly handling heavy-duty appliances. The inverter samples AC voltage and current every 33micros with high precision with a DSP chip, ensuring a pure sine wave output with beyond grid-level stability-ideal for powering sensitive electronics reliably.

Easily Scales Up-From Hours to Days - 3-11kWh expandable capacity
Compatible with Smart Generators for unlimited runtime.

Half-Day Outage
Covers essential power needs during a 4-10 hour outage-keeping food fresh, heat running, lights on, and communication devices charged.

1-Day Outage
Delivers 1 days of outage protection-ensuring uninterrupted cooking, heating, lighting, and connectivity.

2-Day Outage
Powers home essentials for up to 2 days with 7kWh capacity-keeping your kitchen running, lights on, and devices connected.

3-Day Outage
Supports a family of four through 3 days of everyday living with 11kWh capacity-keeping food fresh, heat running, lights on, and entertainment devices charged.

Go Hybrid-Extend Backup with a Smart Generator
Pair DELTA 3 Ultra Plus (3072Wh) with an EcoFlow Smart Generator to achieve longer runtime-automatically switching between fuel and battery to keep you powered through multi-day outages or off-grid adventure. (Sold Separately).

Two Easy Ways to Connect to Your Home

Manual Transfer Switch
Switch smoothly between grid and DELTA 3 Ultra Plus (3072Wh) to meet diverse energy needs, ensuring continuous reliability without interruption. (Sold Separately).

Inlet Box
Simply connect the built-in AC socket with an Inlet Box to power your home appliances. (Sold Separately).

6 Ways to Charge Up - Ready in Just 48 Mins

Wall Charging
1800W Input, 0-80% in 89 mins. EcoFlow's exclusive Storm Guard Mode monitors severe weather alerts and automatically triggers AC charging remotely using industry-leading X-Stream fast charging tech-so it can be ready long before a disaster hits.

Generator Charging
Charges at up to 3200W via smart generator-0-80% in 53 minutes. With exclusive Generator Auto Start/Stop Mode, the EcoFlow Smart Generator 4000 (Dual Fuel) recharges DELTA 3 Ultra Plus automatically when battery levels run low-delivering hands-free backup power for storms, outages, and off-grid use. (Sold Separately).

Solar Charging.
1600W input, 0-80% in 101 mins. After the storm clears, just 101 mins of sunlight is all it takes to recharge DELTA 3 Ultra Plus. Pair it with EcoFlow 400W Solar Panels (25% high-efficiency) for reliable power during camping trips, van life, or off-grid living.

Alternator Charging
1000W Input, 0-80% in 142 mins. With EcoFlow Alternator Charger Plus 1000, get ready in just over 2 hours while on the move-10 x faster than conventional solutions. (Sold Separately).

Solar + Generator Dual Charging
3960W Input, 0-80% in 48 mins. Fastest charge in just 48 mins with 3960W dual input from solar panels and the Smart Generator 4000.

Solar + Alternator Dual Charging
2600W Input, 0-80% in 60 mins. Dual input from 1600W solar and 1000W alternator charging keeps you powered faster than ever, even on the go.

Long-Lasting, Durable, Always Ready for Emergencies - Automotive-Grade Full-Tab LFP Cells
Rugged exterior and intelligent BMS for unmatched reliability.
• 25% more - efficient power flow (thanks to lower resistance: 1.5 m Ohm vs. 2 m Ohm)
• 25% less - self-heating

Built to Last
From battery chemistry to structural design, DELTA 3 Ultra Plus (3072Wh) is engineered for extreme durability, environmental resilience, and whisper-quiet performance-delivering power you can count on for over 10 years.

Battery Protection
EcoFlow's advanced BMS uses a high-performance ARM Cortex chipset and intelligent algorithms to monitor your battery in real time. By tracking SOC, SOH, temperature, and more, it ensures peak performance, extended battery life, and worry-free operation.

CTC Structure
Built with a cell-to-chassis (CTC) structure, DELTA 3 Ultra Plus (3072Wh) is drop-resistant (0.2m) -protecting against overnight condensation and off-road bumps during transport. You get stable power even in the most demanding conditions.

Durable Qualities
DELTA 3 Ultra Plus (3072Wh) keeps your power flowing through freezing cold, scorching heat, humid environments (95% humidity tolerance), or coastal air (5% salt spray resistance).

Class B Certified
Certified to Class B EMC standards, it won't interfere with TVs, Wi-Fi, or other home electronics.

25dB
Powered by X-Quiet 3.0, EcoFlow's stepless fan control adjusts airflow smoothly to maintain precise thermal regulation-keeping your home or workspace peacefully quiet, even under heavy loads.

Deeper Insights, Easier Control
Monitor your energy usage, savings, and solar generation-all with one intuitive dashboard. Easily track battery status, real-time electricity rates, and financial savings.


- 400W Portable Solar Panel -
Power your everyday appliances at home and off-grid with sustainable solar energy. Our 400W portable solar panel offers high solar output, conversion efficiency rating, and a convenient folding design so it's ready to grab and go at any time.

High Solar Output and a One-piece Folding Design - Charge faster, wherever you go.
A single portable solar panel with a unique folding design, our 400W portable solar panel combines powerful energy production with portability. To achieve a higher solar conversion efficiency of up to 23%, we use multi busbar monocrystalline cells, so you get even more energy to recharge your portable power station.

An Integrated, Self-supporting Stand - Optimize your energy.
EcoFlow's 400W portable solar panel comes complete with a protective case that doubles as a sturdy supporting stand. Simply set up your panel anywhere and conveniently adjust its angle to get the most sun possible.

Balancing Portability With Protection - Ready for the outdoors.
Made from durable and flexible materials, the portable solar panel is perfect for off-grid living and travel. Its multi-layered design offers high impact resistance for the rugged outdoors. A rigid layer embedded in the carry case protects the panel from overbending when you carry or store it.

IP68 Waterproof Rating - Built to weather the storm.
Our 400W portable solar panel can carry on collecting energy even during a downpour. With a protective ETFE film and a high IP resistance level of 68, the solar cells can withstand environments from humid and wet to dry and dusty.

A Compact, Space-Saving Design - Take solar power on the go.
EcoFlow's 400W portable solar panel is a camping or RV must-have. The compact design saves valuable space for your other travel essentials. When you're ready to head off on your next adventure, simply collapse the panel down to store in your van or car.

High-Efficiency Solar Cells - Capture more rays.
Made using highly efficient monocrystalline silicon cells. And with an exceptional energy conversion rate of 22-23%, you get more energy with every cell. Plus, when connected to an EcoFlow solar generator, the Maximum Power Point Tracking (MPPT) algorithm auto-adjusts, guaranteeing a constant and stable power supply.

EcoFlow DELTA 3 Ultra Plus Features

  • EcoFlow DELTA 3 Ultra Plus
  • 3600W Powerful Output: 7200W surge output. With X-Boost mode, supports heavy-duty appliances up to 4600W such as clothing steamers, electric dryers, lawnmowers, and electric frying pans
  • Long-Lasting, Durable, and Reliable: Equipped with automotive-grade full-tab LFP cells, offering 10 years of reliable power, 24/7 protection BMS, Class-B certification, and EV-grade CTC structure that protects against overnight condensation and off-road bumps during transport
  • 2 Easy Ways to Connect to Your Home: Manual Transfer Switch and Inlet Box
  • 10ms Auto-Switch: keep critical devices like NAS systems and servers running smoothly
  • 25dB Whisper-Quiet Operation: Ultra-low noise (<=25dB at 600W)
  • OASIS 3.0 Smart App Control: Dashboard to monitor real-time battery status, electricity prices, and savings. Storm Guard Mode automatically activates backup power before extreme weather hits. Self-Powered Mode and Scheduled Tasks save you money daily
  • Smart Output Priority: Choose which circuits stay powered via the app. Prioritize what matters and extend runtime when it counts most
  • 3-11kWh Expandable Capacity: Easily scale up, and can achieve longer runtime with an EcoFlow Smart Generator featuring automatic start and stop
  • 6 Ways to charge, Ready in Just 48 Mins: Ready in Just 48 Mins (0-80%) with Solar + Generator Dual Charging
  • Solar Panel
  • 400W Solar Output
  • Adjustable Angle Kickstand Case
  • Easy to Plug and Unplug
  • Up to 23% High Conversion Rate
  • IP68 Waterproof
  • Durable and Lightweight

Warranty Information

This product has a limited warranty of 36 months.

Key Features

  • Enjoy reliable UPS backup power with a <10ms switchover, ensuring your devices stay on during outages.
  • Experience extended battery runtime with 3072Wh capacity, perfect for home essentials or outdoor adventures.
  • Safeguard electronics from surges and voltage fluctuations with advanced surge protection and automatic voltage regulation.
  • Power multiple devices simultaneously with 11 versatile outlets, including AC, USB-A, and USB-C ports.
  • Harness clean energy with the included 400W solar panel, offering efficient charging and energy independence.
  • Benefit from a portable power station with a robust form factor, designed for durability and easy transport.

What's in the box:

  • EcoFlow DELTA 3 Ultra Plus 3600W 3072Wh Portable Power Station
  • AC Charging Cable
  • 400W Portable Solar Panel
  • Protective Case and Kickstand
  • 4x Snap Hook
  • Solar Charging Cable
  • MC4 Output Controller
  • User Manual
  • EcoFlow 3 Year Limited Warranty (Extended 2 Year Warranty with Registration)