EcoFlow - DELTA 3 Ultra (3072 Wh Capacity) Portable Power Station - Black
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About This Item
- Key Specs
- Capacity: 3072 watt hours
- Maximum Battery Life: 1500 hours
- General
- Brand: EcoFlow
- Model Number: EFDELTA3U-US
- Product Name: DELTA 3 Ultra (3072 Wh Capacity) Portable Power Station
- Color: Black
- Performance
- Capacity: 3072 watt hours
- Maximum Battery Life: 1500 hours
- Battery Chemistry: Lithium-ion
- Maximum Runtime At Full Load: 0.8 hours
- Voltage Rating: 120 volts
- Power Input
- Power Supply Input: 1 x 120V AC, Solar panel input
- Minimum Battery Charge Time (Solar): 4 hours
- Power Output
- Power Supply Output: 4 x 120V AC, 1 x 120V AC, 1 x USB-A, 3 x USB-C, 1 x 12V DC (The connector type(s) used by the device to send electrical power to another device.)
- Number Of Devices Charged Simultaneously: 10
- Rated Wattage Continuous: 3600 watts
- Rated Wattage Peak: 7200 watts
- Dimensions
- Product Height: 15.55 inches (The out of box height of the item. Height is measured as the vertical distance from the bottom of the item to the top as it would be primarily used or placed.)
- Product Width: 12.9 inches (The out of box width of the item. Width is measured as the horizontal distance from one side of the item to the other as it would be primarily used or placed.)
- Product Length: 24.65 inches (The out of box length of the item. Length is measured as the longest dimension of the item.)
- Product Weight: 72.09 pounds (The out of box weight of the item.)
- Features
- Signwave Inverter: true
- Integrated AC Transfer Switch: true
- Integrated Solar Charge Controller: true
- Warranty
- Warranty - Parts: 5 years
- Warranty - Labor: 5 Years
- Other
- UPC: 842783172006
Experience unmatched power with the EcoFlow DELTA 3 Ultra. Delivering 3600W AC output (7200W surge) and X-Boost 3.0 up to 4600W, it easily powers heavy-duty appliances and all your essentials at once. With ultra-precise DSP control, it ensures pure sine wave output for reliable performance—even with sensitive electronics. Built with automotive-grade full-tab LFP cells, it runs cooler, lasts longer, and delivers superior safety and efficiency. Featuring a streamlined 16-cell design, DELTA 3 Ultra offers exceptional stability, durability, and nonstop energy when you need it most.
- 3600W Output, 7200W Surge- Powerful. Stable. Built to Handle It All: EcoFlow DELTA 3 Ultra delivers 3600W AC rated output (7200W surge). With X-Boost 3.0 technology, it supports devices up to 4600W-effortlessly taking on your heavy-duty appliances. The inverter samples AC voltage and current every 33 microseconds with high precision using a DSP chip, ensuring pure sine wave output with beyond grid-level stability-ideal for powering sensitive electronics reliably.
- All Your Essentials. All at Once.: DELTA 3 Ultra delivers a powerful 3600W output-enough to run your microwave, kettle, fridge, and blender all at once without a flicker. Lunchtime? Go full throttle. No unplugging, no interruptions-just seamless power.
- Automotive-grade Full-Tab LFP Cells: Next-Level Battery Reliability: DELTA 3 Ultra is equipped with automotive-grade full-tab LFP cells. The full-tab design reduces resistance, enhances efficiency and safety, and provides higher capacity wless heat, resulting in a longer battery lifespan.
- Unrivaled Balance for Unmatched Battery Longevity: With 27% fewer cells per kWh, 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.
Whats Included
- 1x Delta 3 Ultra
- AC charging cable
- Manuals and warranty card
Disclaimers
- This product is non-returnable once purchased.
Q: Does this power station have an integrated AC transfer switch?
A: Yes, this power station has an integrated AC transfer switch.
Q: Can this power station power sensitive electronics?
A: Yes, this power station can power sensitive electronics reliably.
Q: What kind of battery cells does this power station use?
A: This power station is equipped with automotive-grade full-tab LFP cells.
Q: What is the maximum battery life of this power station?
A: The maximum battery life is 1500 hours.
Q: Does this power station have surge protection?
A: Yes, this power station has 7200W surge.
Q: How many devices can be charged simultaneously using this power station?
A: You can charge 10 devices simultaneously using this power station.
Q: What is the AC output of this power station?
A: The power station delivers 3600W AC output.
Q: What cables and attachments come with this model?
A: The EcoFlow DELTA 3 Ultra (3072Wh) comes standard with an AC charging cable and user manual in the box. Solar charging cables, car charging cables, and other accessories are not always included and may need to be purchased separately depending on your setup requirements.
Reviews
Rating 5 out of 5 stars with 2 reviews
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
Compare similar products
Experience unmatched power with the EcoFlow DELTA 3 Ultra. Delivering 3600W AC output (7200W surge) and X-Boost 3.0 up to 4600W, it easily powers heavy-duty appliances and all your essentials at once. With ultra-precise DSP control, it ensures pure sine wave output for reliable performance—even with sensitive electronics. Built with automotive-grade full-tab LFP cells, it runs cooler, lasts longer, and delivers superior safety and efficiency. Featuring a streamlined 16-cell design, DELTA 3 Ultra offers exceptional stability, durability, and nonstop energy when you need it most.
EF ECOFLOW DELTA Pro Portable Home Battery, Expandable Portable Power Station, 3.6kWh-25kWh, Huge 3600W AC Output, Solar Generator (Solar Panel Not Included) For Home Backup, Travel, Outdoor Camping
EcoFlow DELTA Pro 3 is a powerful and expandable home backup solution, offering unparalleled reliability during power outages. With a base capacity of 4kWh, expandable to 48kWh, it provides days of backup power for essential appliances. It delivers 4000W (8000W surge) at 120V/240V, powering high-wattage appliances like HVAC systems in a single unit. For more power, it can be connected in parallel to provide up to 12,000W, running multiple high-power devices simultaneously. Swift 10ms switch-overs protect sensitive tech like NAS systems, servers, and entertainment devices. The system features a plug-and-play setup, is app-manageable, and integrates seamlessly with EcoFlow's Smart Home Panel 2, inlet box, or transfer switch. With a 50-minute fast charge and multiple recharging options—solar, AC, car, and EcoFlow Smart Generator 4000—it ensures continuous power even during charging. Its durable EV-grade LFP battery offers a 10-year lifespan and 4000+ cycles. Portability is made easy with wide wheels, an ergonomic handle, and a compact design, making it perfect for off-grid living or road trips.
Power your life with the EcoFlow DELTA 3 Classic – built for speed, strength, and reliability. Charge from 0–80% in just 45 minutes and enjoy 1800W output (3600W surge) to handle everything from home essentials to power tools. With a 10ms auto-switch, your critical devices never miss a beat, while automotive-grade LFP cells deliver longer life, cooler performance, and rock-solid safety. Smarter design means more stability, less stress, and unstoppable energy whenever and wherever you need it.
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