The EcoFlow DELTA 3 Ultra Provides A Massive 3kWh Capacity And Whole Home Backup Power Without Compromise.
Introducing the EcoFlow DELTA 3 Ultra Portable Power Station—your ultimate solution for reliable, portable power that meets the demands of homeowners, RV enthusiasts, off-grid adventurers, and mobile businesses. With its enormous 3072Wh capacity, this power station ensures you're always prepared, whether you're navigating power outages at home or exploring the wilderness.
When the grid fails, you quickly realize how dependent your home is on electricity. Food spoils, devices die, and your family is left in the dark. A long-term outage can bring daily life to a halt and create real risks for your safety and comfort.
Gas generators are outdated and unreliable. They are loud, release toxic fumes, and cannot be run indoors. Worse, they depend on fuel that may be unavailable during storms, supply shortages, or emergencies.
The EcoFlow DELTA 3 Ultra Portable Power Station is the ultimate answer to these challenges. Its 3,600W AC output with a 7,200W surge powers virtually anything in your house, from small AC units and large refrigerators to high-demand shop tools and critical medical equipment.
Recharge to 80 percent in just 80 minutes with X-Stream technology, or go fully off grid by connecting powerful solar arrays for unlimited renewable energy. Quiet, emission free, and safe for indoor or outdoor use, the DELTA 3 Ultra is engineered to deliver unmatched performance without the noise, fumes, or hassle of gas.
With the DELTA 3 Ultra, you are not just covering emergencies. You are investing in true energy independence for your home, RV, or off-grid property.
EcoFlow DELTA 3 Ultra Features
High Capacity For Lasting Power Security
The EcoFlow DELTA 3 is engineered with a massive 3072Wh capacity, ensuring that you have ample power whenever you need it. Whether you're backing up important appliances at home or providing electricity for a mobile business, such as a food truck or a construction site, this power station will support your activities without interruption.
Robust AC Output for Uninterrupted Use of High-Power Devices
With a robust AC output of 3600W, and an impressive X-boost capability up to 4600W, the DELTA 3 Ultra covers a wide range of needs, from household electronics to industrial tools. This makes it perfect for RV travel, where powering appliances like refrigerators and air conditioners without hiccups is critical. Unlike the limitations of traditional generators, the DELTA 3 maintains a continuous flow, ensuring comfort and convenience on the road.
Fast USB-C Charging for Seamless Connectivity
Equipped with a powerful 140W USB-C port, this portable power station allows fast charging for all your devices. Whether you're powering up a laptop during a wilderness retreat or ensuring your mobile devices stay charged during a power outage, the DELTA 3 keeps you connected. Unlike many alternatives, which may fall short in providing modern charging solutions, the DELTA 3 offers an up-to-date approach for tech-savvy users.
Advanced Solar Input for Eco-Friendly Charging During Off-Grid Living
The DELTA 3 features an impressive 800W solar input capability, supporting sustainable charging practices. For those embracing off-grid living, this means the ability to harness natural energy efficiently and effectively. Imagine being in a remote location, surrounded by nature, yet still enjoying the conveniences of modern life. Embrace eco-friendly power without sacrificing reliability.
User-Friendly Design for Effortless Portability and Setup
Designed with your convenience in mind, the EcoFlow DELTA 3 sports a suitcase design that's highly portable. Weighing just 32.7kg, it’s easy to transport from home to RV, campsite, or worksite. Its intuitive controls and straightforward setup eliminate the complexities typically associated with portable generators, offering a user-friendly experience for new and seasoned users alike.
EcoFlow DELTA 3 Series Comparison Chart
Confused by all the DELTA 3 Power Stations? So were we! That's why we put together this comparison chart to help.
| Specification |
DELTA 3 |
DELTA 3 Classic |
DELTA 3 1500 |
DELTA 3 Plus |
DELTA 3 Max |
DELTA 3 Max Plus |
DELTA 3 Ultra |
DELTA 3 Ultra Plus |
| Battery Capacity |
1024 Wh (51.2 V × 20 Ah) |
1024 Wh (51.2 V × 20 Ah) |
1536 Wh (51.2 V × 30 Ah) |
1024 Wh (base) |
2048 Wh |
2048 Wh (51.2 V × 40 Ah) |
3072 Wh (base) |
3072 Wh (51.2 V × 60 Ah) |
| Battery Chemistry |
LFP (LiFePO₄) |
LFP (LiFePO₄) |
LFP (LiFePO₄) |
LFP (LiFePO₄) |
LFP (LiFePO₄, automotive-grade full-tab cells) |
LFP (LiFePO₄, automotive-grade full-tab cells) |
LFP (LiFePO₄) |
LFP (LiFePO₄) |
| Cycle Life |
4000 cycles to 80% capacity |
4000 cycles to 80% capacity |
≥ 3000 cycles to 70% capacity |
4000 cycles to 80% capacity |
≥ 3500 cycles to 80% capacity |
≥ 3500 cycles to 80% capacity |
≥ 3500 cycles to 80% capacity |
≥ 3500 cycles to 80% capacity |
| AC Output (Continuous / Surge / X-Boost) |
1800 W / 3600 W / 2400 W |
1800 W / 3600 W / 2600 W |
1800 W / 3600 W / 2200 W |
1800 W / 3600 W / 2200 W |
2400 W / 3600 W / 3400 W |
3000 W / 6000 W / 3800 W |
3600 W / 7200 W / 4600 W |
3600 W / 7200 W / 4600 W |
| USB / DC Outputs (Summary) |
2× USB-A (18 W), 2× USB-C (100 W), Car 12.6 V 10 A (126 W), 2× DC5521 (12.6 V 3 A) |
2× USB-A (18 W), 2× USB-C (100 W), Car 12.6 V 10 A (126 W), 2× DC5521 (12.6 V 3 A) |
USB-A 18 W each; USB-C 100 W each; Car 12.6 V 10 A (126 W); DC5521 12.6 V 3 A ×2 |
2× USB-A (18 W), 2× USB-C (100 W), Car 12.6 V 10 A, 2× DC5521 (12.6 V 3 A) |
USB-A 18 W each; USB-C (100 W + 30 W + 30 W); Car 12.6 V 10 A (126 W) |
USB-A 18 W ×1; USB-C 140 W ×1 + 45 W ×2; Anderson 12.6 V 30 A (378 W); Car 12.6 V 10 A (126 W) |
USB-C 140 W ×1; USB-A 18 W ×1; Anderson 12 V 30 A (378 W); Car 12 V 10 A (126 W) |
USB-C 140 W ×1 + 45 W ×2; USB-A 18 W ×1; Anderson 12 V 30 A (378 W); Car 12 V 10 A (126 W) |
| AC Input (Max Power / Charge Time) |
1500 W, 0–100% ≈ 56 min |
1500 W, 0–80% ≈ 45 min |
1500 W, 0–80% ≈ 60 min |
1500 W, 0–100% ≈ 56 min |
1800 W, 0–80% ≈ 68 min |
1800 W, 0–80% ≈ 68 min |
1800 W, 0–80% ≈ 80 min |
1800 W, 0–100% ≈ 48 min |
| Solar Input (Max / Voltage Range) |
500 W (11–60 V, 15 A) |
500 W (11–60 V, 15 A) |
500 W (11–60 V, 15 A) |
1000 W (2 × 500 W MPPT) |
500 W max PV |
1000 W max PV (2 × 500 W) |
800 W max PV |
1600 W max PV (2 × 800 W, 11–60 V, 18 A per port) |
| UPS Switch Time |
< 10 ms |
< 10 ms |
≈ 15 ms |
< 10 ms |
< 10 ms |
< 10 ms |
≈ 10 ms |
≈ 10 ms |
| Dimensions (L × W × H) |
398 × 200 × 284 mm (15.7 × 7.9 × 11.2 in) |
398 × 200 × 284 mm (15.7 × 7.9 × 11.2 in) |
398 × 213 × 281.5 mm (15.7 × 8.4 × 11.1 in) |
398 × 202 × 283.6 mm (15.7 × 8.0 × 11.2 in) |
494 × 239 × 305 mm (19.4 × 9.4 × 12 in) |
494 × 242 × 305 mm (19.4 × 9.5 × 12 in) |
Suitcase design (dimensions not specified) |
613.1 × 327.7 × 394.9 mm (24.1 × 12.9 × 15.5 in) |
| Weight |
12.5 kg (27.6 lb) |
12.5 kg (27.6 lb) |
16 kg (35.3 lb) |
16.5 kg (36.4 lb) |
20.3 kg (44.7 lb) |
22.1 kg (48.7 lb) |
32.7 kg (72.1 lb) |
33.7 kg (74.3 lb) |
| Warranty |
5 Years |
5 Years |
5 Years |
5 Years |
5 Years |
5 Years |
5 Years |
5 Years |
EcoFlow DELTA 3 Ultra Warranty
EcoFlow provides a limited warranty policy, ensuring the absence of defects in materials, workmanship, and performance during the warranty period.
What's Included
- 1 x EcoFlow DELTA 3 Ultra Portable Power Station
- 1 x AC Charging Cable
- 1 x Manual
- 1 x Warranty Card
EcoFlow DELTA 3 Ultra Specifications
|
| General |
|
| Model |
EF-DL-H01-3U |
| Dimensions |
626.0 × 327.7 × 395.0 mm (81.02L) |
| Net Weight |
Approx. 32.7 kg |
| Ingress Protection Rating |
IP20 |
| Monitoring Mode |
LCD |
| Fire Resistance |
UL94 5VA |
| Drop Resistance |
≤0.2 m |
| Battery |
|
| Rated Capacity |
3072Wh, 51.2V, 60Ah |
| Cell Chemistry |
LFP (LiFePO₄) |
| Protection Type |
Overvoltage, Overload, Overtemperature, Short Circuit, Low Temperature, Low Voltage, Overcurrent Protection |
| Input |
|
| AC Input |
Charge Only & Bypass Mode: • US/JP: 100–120V~15A, 50/60Hz • BR_LV: 100–127V~10A, 50/60Hz • CN/UK/EU/KR/AU/CH/ZA/BR_HV/INT: 220–240V~10A, 50/60Hz |
| DC Input |
• Solar Input: 11–60V⎓18A Max, 800W • DC Input: 12V⎓8A Max; 24V⎓8A Max; 48V⎓16.6A Max |
| Output |
|
| AC Output (Discharge Only) |
• US: 120V~60Hz, 3600W Total (Surge 7200W), 20A (×4) Max/Port, 30A (×1) Max/Port • JP: 100V~60Hz, 3000W Total (Surge 6000W), 20A (×4)/30A (×1) • BR_LV: 127V~60Hz, 3600W Total (Surge 7200W), 20A (×4) • CN: 220V~50Hz, 3600W Total (Surge 7200W), 13.6A (×1), 10A (×3) • UK/EU/AU/ZA/INT: 230V~50Hz, 3600W Total (Surge 7200W), 13A (×4) • KR/BR_HV: 220V~60Hz, 3600W Total (Surge 7200W), 13.6A (×4) • CH: 230V~50Hz, 10A (×2), 13A (×2) |
| AC Output (Bypass Mode) |
• US: 100–120V~50/60Hz, 3600W Total, 20A (×4), 30A (×1) • JP: 100–120V~50/60Hz, 3000W Total, 20A (×4), 30A (×1) • BR_LV: 100–127V~50/60Hz, 3600W Total, 20A (×4) • CN: 220–240V~50/60Hz, 3600W Total, 16A (×1), 10A (×3) • UK/EU/AU/ZA: 220–240V~50/60Hz, 3600W Total, 13–15.6A (×4) • KR/BR_HV: 220–240V~50/60Hz, 3600W Total, 16A (×4) • CH: 220–240V~50/60Hz, 3600W Total, 10A (×2), 15.6A (×2) |
| Note |
In bypass mode, ensure sufficient battery power to achieve full AC output. Low battery may limit output.
30A RV Output is also limited to 3000W Output
This unit does not have extra battery ports, therefore non-expandable
You cannot use an EcoFlow 800W alternator charger on this unit, they are not compatible due to the lack of XT150 ports
THIS UNIT IS 120V OUTPUT ONLY
|
| DC Output |
• USB-A (×1): 5V⎓3A / 9V⎓2A / 12V⎓1.5A, 18W Max • USB-C (×1): 5/9/12/15V⎓3A, 20V⎓5A, 28V⎓5A, 140W Max • USB-C (×2): 5/9/12/15V⎓3A, 20V⎓2.25A, 45W Max per port (shared total 45W) • Cigarette Lighter Output: 12.6V⎓10A, 126W Max |
| Communication |
Wi-Fi / Bluetooth |
EcoFlow DELTA 3 Ultra Manual
