Skip to content
Contact Us Price Match Guarantee FAQs Why Buy From Us About Us Customer Reviews Installer Program
EcoFlow DELTA 3 Ultra Portable Power Station

EcoFlow DELTA 3 Ultra Portable Power Station
Save 58% Save 56%
$2,499.00
$2,499.00 - $3,797.00
$2,499.00
$1,099.00
$1,099.00 - $1,649.00
$1,099.00
✓ Authorized EcoFlow Dealer
✓ Lowest Price Guaranteed
✓ Brand New & FREE Shipping: ETA Late October
✓ Questions? Talk to a EcoFlow Expert: 1-303-876-7654
✓ PRICE MATCH GUARANTEE


Renewable Outdoors LLC BBB Business Review

Login for Exclusive Member Pricing.
Not a member? Create a Free Account.

Model: DELTA 3 Ultra Only

EcoFlow DELTA 3 Ultra Series Portable Power Station (3072Wh)

The EcoFlow DELTA 3 Ultra delivers an impressive 3072Wh of capacity and offers four convenient ways to charge, reaching 0–80% in just 89 minutes through wall or generator input. This advanced charging system gives you flexibility whether at home, on the road, or off-grid, and pairs seamlessly with an EcoFlow Smart Generator for extended runtime and automatic backup during outages. Its fast recharge performance ensures you’re always ready for the next adventure or power emergency without long waiting times.

Built for serious performance, the DELTA 3 Ultra provides 3600W of continuous power with a 7200W surge capacity, capable of running heavy-duty appliances like clothing steamers, dryers, lawnmowers, and frying pans using X-Boost™ technology. It’s powered by automotive-grade full-tab LFP cells that promise 10 years of reliable service, supported by a 24/7 battery management system, Class-B certification, and an EV-grade CTC structure designed to resist moisture and transport vibrations.

It connects easily to your home through a Manual Transfer Switch or Inlet Box, and its 10ms auto-switch keeps critical systems like NAS servers online. Running at whisper-quiet levels of just 25dB, the DELTA 3 Ultra operates efficiently and silently. With the OASIS 3.0 Smart App, you can monitor real-time battery data, track electricity savings, and activate Storm Guard Mode to prepare for severe weather, while Self-Powered and Scheduled Task modes help reduce costs and optimize energy use every day.


EcoFlow DELTA 3 Ultra

EcoFlow DELTA 3 Ultra Specs

  • Net Weight: ~72.1 lbs
  • Rated Capacity: 3072Wh 51.2V 60Ah
  • AC Output: 120V~60Hz 3600W total (surge 7200W), 20A(x4) Max per port, 30A(x1) Max per port
  • USB-A Output: USB-A(x1): 5V-3A/9V-2A/12V-1.5A, 18W Max
  • Cigarette Lighter Output Port: 12.6V, 10A, 126W Max
  • Maximum PV Input Power(W): 800W
  • Discharge Temperature: -10 to 45°C (14°F-113°F)
  • EMC: Class B
  • Dimensions (HWD): 24.7 in × 12.9 in × 15.6 in
  • Cell Chemistry: LFP(LiFePO4)
  • X-Boost: 4600W
  • USB-C Output: USB-C(x1): 5/9/12/15V-3A, 20V/28V--5A, 140W Max(HID) | USB-C(x2): 5/9V/12V/15V-3A 20V-2.25A, 45W Max per port, total 45W
  • AC Input (Charge Only): 100-120V~15A 50/60Hz
  • Charge Temperature: 0°C-45°C(32°F-113°F)
  • Optimal operating temperature: 20°C to 30°C (68°F to 86°F)
  • Communication Method: Wi-Fi & Bluetooth
  • Included: DELTA 3 Ultra Plus, AC Charging Cable, Manuals & Warranty Card

EcoFlow DELTA 3 Ultra Features

  • 3600W Output—Powerful. Stable. Built to Handle It All: EcoFlow DELTA 3 Ultra (3072Wh) delivers 3600W rated-output, 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 33μs with high precision with a DSP chip, ensuring a pure sine wave output with beyond grid-level stability—ideal for powering sensitive electronics reliably.
  • Go Hybrid—Extend Backup With a Smart Generator: Pair DELTA 3 Ultra (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 adventures.
  • 4 Ways to Charge Up — Ready in Just 1.48 Hrs: 1800W Input, 0-80% in 1.48 hrs. 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. With 1800W input, recharge to 80% in just 1.48 hrs. The EcoFlow Smart Generator 4000 (Dual Fuel) powers up DELTA 3 Ultra (3072Wh) for storms, outages, and off-grid living. 800W Input, 0-80% in 3.37 hrs. Pair it with EcoFlow Solar Panels (25% high-efficiency) for reliable power during camping trips, van life, or off-grid living. With the EcoFlow Alternator Charger, get ready fast while on the move.
  • Built to Last: From battery chemistry to structural design, DELTA 3 Ultra (3072Wh) is engineered for extreme durability, environmental resilience, and whisper-quiet performance.
  • Smart, 24/7 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.
  • EV-Grade CTC Structure: Built with a cell-to-chassis (CTC) structure, DELTA 3 Ultra is drop-resistant (0.2m) and shockproof —protecting against overnight condensation and off-road bumps during transport. You get stable power even in the most demanding conditions.
  • Extreme Environment Resistance: DELTA 3 Ultra keeps your power flowing through freezing cold, scorching heat, humid environments (95% humidity tolerance), or coastal air—for reliable energy anytime, anywhere.
  • Deeper Insights, Easier Control: Monitor your energy usage and solar generation—all with one intuitive dashboard. Set timed charging/discharging missions so that you can charge during off-peak hours and discharge during peak rate periods to save costs.

Your Satisfaction with EcoFlow is Guaranteed:

  • 3-Year Standard Warranty
  • Lowest Price Guarantee