Our state-of-the-art LFP tech and advanced battery management system (BMS) regulates vital data, ensuring the safety, longevity, and high performance of EcoFlow DELTA Pro Ultra.With each battery offering a cycle life of 3500+, you'll get years of use before capacity drops to 80%. Even then, it keeps powering on.
EcoFlow | DELTA Pro Ultra Inverter + Batteries
by EcoFlow
SKU EFDPUPCS-BP-PV
Save $299.00
Original price
$6,098.00
Original price
$6,098.00
-
Original price
$6,098.00
Original price
$6,098.00
Current price
$5,799.00
$5,799.00
-
$5,799.00
Current price
$5,799.00
This Item Qualifies for FREE SHIPPING.
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DELTA Pro Ultra Inverter + Batteries | Whole-Home Backup Power, Reinvented
Experience unmatched energy security with the EcoFlow DELTA Pro Ultra Inverter + Batteries — the most powerful, intelligent, and expandable whole-home backup solution available today. Whether you're facing power outages, planning for emergencies, or managing your home's energy usage more efficiently, this all-in-one system delivers seamless, reliable performance.
Key Features:
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Whole-Home Power Backup
Run your entire home with ease. The DELTA Pro Ultra supports high-powered appliances, essential circuits, and full-home loads with ease. -
Massive Energy Storage
Expandable battery capacity supports up to 90kWh, giving you days of backup power for critical needs. Scalable to fit homes of any size. -
High Output Inverter
With up to 7.2kW output, the DELTA Pro Ultra Inverter ensures smooth, uninterrupted operation of heavy-duty devices, including HVAC systems, refrigerators, and electric stoves. -
Smart Energy Management
Pair with the EcoFlow Smart Home Panel 2 and PowerInsight Home Energy Manager for automatic switchover, time-of-use optimization, and real-time monitoring of your power usage. -
Quiet, Clean, and Safe
Unlike traditional gas generators, the DELTA Pro Ultra operates silently and emission-free, making it perfect for indoor or residential environments. -
Multiple Charging Options
Recharge via AC power, solar, gas generator, or EV charging station. With dual charging support, you can refuel even faster. -
10-Year Battery Life
Built with LFP battery chemistry, you’ll get over 3500 cycles—up to a decade of daily use before hitting 80% capacity.
Month-long power security.
6-90kWh CapacityTake home power dependability to another level with up to 90kWh battery capacity. For a standard household, that's over 30 days of essential backup power to keep appliances like lights and refrigerators running strong (time may vary). Stackable and space-saving, it packs comfortably into a garage or utility closet.
One unit covers every appliance.
7.2kW-21.6kW, 120V & 240V Output
With a 7.2kW output, EcoFlow DELTA Pro Ultra effortlessly runs even energy-hungry household items, like a 3-ton central air conditioner*. For more power, pair 3 inverters with the EcoFlow Smart Home Panel 2 to unlock a 21.6kW AC output. Plus, with X-Fusion you'll get a constant 7200W output no matter what.*
With a 7.2kW output, EcoFlow DELTA Pro Ultra effortlessly runs even energy-hungry household items, like a 3-ton central air conditioner*. For more power, pair 3 inverters with the EcoFlow Smart Home Panel 2 to unlock a 21.6kW AC output. Plus, with X-Fusion you'll get a constant 7200W output no matter what.*
One hour of solar for one day of power.
5.6kW-16.8kW Solar Input
By leveraging High and Low-PV technologies, a single inverter sets new portable solar input standards with a 5.6kW input*. Connect three inverters for a monumental 16.8kW, gaining a full day's home energy in 60 minutes. Whether you prefer a portable setup or a rooftop solar system, you can achieve true energy independence.
Flexible Solar Systems
With its flexible plug-and-play design and unrivaled solar input, EcoFlow DELTA Pro Ultra empowers you to tailor your solution to fit your energy needs. EcoFlow DELTA Pro Ultra includes a PV locking feature, assuring safety and a solid energy connection.
Rooftop Solar Systems
With its flexible plug-and-play design and unrivaled solar input, EcoFlow DELTA Pro Ultra empowers you to tailor your solution to fit your energy needs. EcoFlow DELTA Pro Ultra includes a PV locking feature, assuring safety and a solid energy connection.
Always in charge
With a Generator or EV pile
You're spoilt for choice with EcoFlow DELTA Pro Ultra's charging options. As well as all our usual methods, like solar and the grid, you can now power up using a gas generator or even your EV charging pile. With the industry's fastest charging speeds of 8800W, top up two batteries in only 2 hours.
You won't even notice the grid was down.
0-ms Downtime, 0 dB Silent Backup
Imagine a world where power outages go unnoticed. With EcoFlow DELTA Pro Ultra's online UPS, you'll get just that. With uninterrupted power flow, EcoFlow DELTA Pro Ultra safeguards your vulnerable electronic equipment round-the-clock. For extended outages, you don't want to hear your backup in the background, so for low draws under 2000W*, it's completely silent. With a whisper-quiet 0 dB, your nights remain undisturbed as it powers your devices.*For a maximum of 30 minutes.
Peace of mind with an advanced design.
Ecoflow X-Cooling
With its flexible plug-and-play design and unrivaled solar input, EcoFlow DELTA Pro Ultra empowers you to tailor your solution to fit your energy needs. EcoFlow DELTA Pro Ultra includes a PV locking feature, assuring safety and a solid energy connection.
Powers through the most challenging situations.
EcoFlow DELTA Pro Ultra tackles even the most grueling conditions. Whether it's extreme weather or freezing winters, this giant safeguards your power security, just like usual.
Are Solar Guys Pro Authorized Retailers?
Yes! We are proud to be one of the few online retailers who are authorized retailers for every single product we carry!
When Will My Order Ship?
Most orders ship within 1–3 business days. You’ll get a tracking number as soon as it ships via email!
Do We Accept Returns?
Yes absolutely, we have a no-hassle, 30-day return policy on all items! To refer to the full policy, click HERE
Are Products Brand New?
Yes! All products on Solar Guys Pro are 100% brand-new and in perfect condition.
We do not sell any used or refurbished items.
Orders over $500 include a FREE (Normally $149.99) 80-Page DIY Solar eBook — added automatically at checkout.
Frequently Asked Questions
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