Send your shipping quote request to info@homesteadhaven.com.au to get the cheapest price!
Email us your shipping quote request to get the cheapest price!
About Us Contact Us Why Buy From Us Shipping Easy Returns Privacy Terms of Service
Skip to content
EcoFlow Delta Pro Ultra Inverter and One Battery Front Side View

EcoFlow Delta Pro Ultra

by EcoFlow
Save $298.05
$7,598.00
$7,299.95

📦 FREE SHIPPING: We offer free shipping Australia-Wide for this product!

💸 PRICE MATCH GUARANTEE: Seen it cheaper from another Aussie store? We'll beat it.

♻️ EASY RETURNS: Shop risk-free with our 30-day easy returns policy!

📞 AFTER-HOURS CUSTOMER SUPPORT: Got questions outside 9-5? We're still here to help. Give us a call on 1300 970 390.

🇦🇺 AUSTRALIAN OWNED AND OPERATED: Real support. Real Aussies. Real products tested for our conditions.

Options

Notify me when back in stock

 

Authorised EcoFlow Dealer • 100% Aussie Owned & Operated • Australia Wide Delivery
Whole Home Backup Power Station

EcoFlow DELTA Pro Ultra

EcoFlow's flagship whole home backup system, built around a 6,144Wh battery that stacks up to 30kWh across five batteries, with a massive 6,900W AC output for running energy hungry appliances such as air conditioners and ovens without a second thought. A 5,600W solar input captures a full day of energy in around an hour, and an under 20 millisecond UPS switchover keeps sensitive electronics running silently through a blackout.

✓ 6,144Wh Capacity, Expandable to 30kWh ✓ 6,900W AC Output ✓ 5,600W Solar Input ✓ 5 Year Warranty
EcoFlow DELTA Pro Ultra, inverter and one battery
  • ✓6,144Wh capacity, 6,900W AC output
    Runs energy hungry appliances such as air conditioners and ovens with ease
  • ✓Expandable to 30kWh
    Stack up to five DELTA Pro Ultra batteries for over 30 days of essential backup power
  • ✓5,600W solar input
    Capture a full day of solar energy in around an hour, compatible with rooftop and portable panels
  • ✓Under 20ms UPS switchover
    Keeps sensitive electronics safe with a silent, near instant transition when the grid goes down

Run Energy Hungry Appliances Effortlessly

A 6,900W continuous AC output at 230V handles the heaviest household loads, from air conditioners during a heatwave to ovens and other essential systems. With a 6,144Wh base capacity, stackable batteries take total storage up to 30kWh, giving you over 30 days of essential backup power for lights, refrigeration and critical devices, all designed to fit neatly in a garage or utility room.

EcoFlow DELTA Pro Ultra, inverter and two batteries

Energy Independence In Hours

A 5,600W solar input captures enough solar energy to power a full day in around an hour, compatible with both rooftop and portable panels for confident off grid living. When the grid goes down, recharge instead via a gas generator or your EV charging pile, with industry leading 8,800W charging speeds able to top up two batteries in just 2 hours.

EcoFlow DELTA Pro Ultra, inverter and three batteries

Silent, Seamless Backup

An online UPS with under 20 millisecond switchover keeps sensitive electronics safe the moment the grid goes down, with low draw backup running at 0dB for complete silence. EcoFlow's X Cooling technology ensures stable performance under heavy loads, while the battery management system extends cycle life to over 3,500 cycles, and an IP45 rating keeps it dustproof and splash proof from minus 20 to 45 degrees celsius.

EcoFlow DELTA Pro Ultra inverter

Dimensions & Key Specs

  • Battery Capacity6,144Wh, expandable to 30kWh with up to 5 batteries
  • AC Output6,900W
  • DC Output2x USB A 12W, 2x USB C 100W, 1x Anderson Port 378W Max
  • AC Charging Input220 to 240V ~30A, 50/60Hz
  • Solar Charging InputTotal 5,600W (High PV 80 to 450V 4,000W Max, Low PV 30 to 150V 1,600W Max)
  • UPS SwitchoverUnder 20 milliseconds
  • ConnectivityBluetooth, WiFi and 4G, EcoFlow app
  • Protection LevelIP54
  • Battery ChemistryLFP
  • Inverter Weight32.1kg (690 x 481 x 214mm)
  • Battery Weight52.7kg per unit (660 x 455 x 204mm)
  • Operating TemperatureMinus 20 to 45 degrees celsius, charging and discharging
  • Manufacturer's Warranty5 years

Specifications

What's Included

  • EcoFlow DELTA Pro Ultra Inverter
  • Portable stand and side mount casters
  • Assembly and disassembly tool
  • Solar to low PV port charging cable
  • AC charging cable (C20)
  • Quick start guide and warranty card

Power Output

6,900W continuous AC output, plus USB A, USB C and Anderson DC outlets, with an under 20 millisecond UPS switchover for sensitive electronics.

Charging & Battery

LFP battery chemistry rated to over 3,500 cycles, up to 5,600W solar input, 8,800W multicharge speeds, plus AC, generator and EV charging pile support.

Warranty

5 year manufacturer's warranty on the DELTA Pro Ultra inverter and its expansion batteries.

Frequently Asked Questions

How much power can the DELTA Pro Ultra supply?

6,144Wh of capacity with 6,900W of continuous AC output, enough to run energy hungry appliances such as air conditioners and ovens.

Can it power my whole home?

Yes. Stack up to five DELTA Pro Ultra batteries for up to 30kWh of total capacity, giving you over 30 days of essential backup power for lights, refrigeration and critical devices.

How fast does it recharge?

Solar, generator and EV charging pile options are all supported, with industry leading 8,800W multicharge speeds able to top up two batteries in around 2 hours.

What comes with it for free?

Every DELTA Pro Ultra purchase includes a free transport trolley, valued at $399, for moving the system around your home or garage.

What warranty does this unit come with?

A 5 year manufacturer's warranty, covering the DELTA Pro Ultra inverter and its expansion batteries.

You Might Also Like

EcoFlow DELTA Pro 3 Portable Power Station

A more portable EcoFlow power station with 4,096Wh capacity and 4,000W output.

View Delta Pro 3 →

EcoFlow DELTA Pro Portable Power Station

A 3,600Wh capacity power station, expandable to 25kWh for home backup.

View Delta Pro →

EcoFlow 400W Solar Panel

A compatible portable solar panel for topping up the DELTA Pro Ultra off grid.

View 400W Solar Panel →
Homestead Haven • 100% Aussie Owned & Operated • Price Match Guarantee