3600W Output, 7200W Surge—Powerful. Stable. Built to Handle It All
DELTA 3 Ultra Plus 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 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.
X-Fusion™ 3.0 Tech
When in bypass mode and connected to the grid or generator to power appliances via an AC outlet, X-Fusion overrides grid/generator electricity with inverter power
Unlike other portable power stations limited by 1800W grid input when charging, you get higher power for your appliances, enjoying full 3600W output at all times.
Smart Output Priority Tech
Pick Your Priority Outputs, Extend What Matters Most. Manage each outlet remotely from your phone. Prioritize essentials like your fridge or medical devices to extend runtime when it counts most.
Run Outdoor Gear. Power Your RV. Charge Your Essentials— One Station Powers it All
Whether you're parked at camp or on the road, the two DC ports—Anderson[3] and car cigarette port—keep 12V gear running, from portable car fridges to car vacuums and air pumps. When you need more power, the TT-30 port enables support for your entire RV setup. And for everyday use, the high-power USB-C port fast-charges laptops and phones with ease.
6 Ways to Charge Up — Ready in Just 48 Mins[4]
3–11kWh expandable capacity [12]
Compatible with Smart Generators for unlimited runtime
Go Hybrid—Extend Backup with a Smart Generator
Pair DELTA 3 Ultra Plus (3072Wh) with an EcoFlow Smart Generator [5] to achieve longer runtime—automatically switching between fuel and battery to keep you powered through multi-day outages or off-grid adventure.
Two Easy Ways to Connect to Your Home
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.
Cut Costs, Not Comfort
DELTA 3 Ultra Plus intelligently optimizes energy usage to help lower your electricity bills while powering your home sustainably. Set automated tasks to charge during off-peak evening hours and discharge during the day. To use this feature, update the software to V6.15 or above and upgradethe firmware to V7.80.99.52 or above.[16]
Automotive-Grade Full-Tab LFP Cells
Rugged exterior and intelligent BMS for unmatched reliability
Unrivaled Balance for Unmatched Battery Longevity
With 27% fewer cells per kWh, [19] our 16-cell design runs cooler, lasts longer, and delivers greater stability. Each cell is rigorously tested for capacity, voltage, and internal resistance—resulting in a highly uniform pack that protects against overcharging, imbalance, and premature wear.
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. [2]
Compatibility
What's In The Box
