The ECOFLOW DELTA Pro Ultra is a powerful, expandable, and versatile battery backup system designed for home use, emergencies, camping, and RV power needs. With 7200W AC output, dual voltage (120V & 240V), and expandable battery capacity up to 90kWh, this solar generator ensures uninterrupted power for your essential appliances and devices. Whether you need a backup during blackouts or a sustainable off-grid power solution, the DELTA Pro Ultra delivers reliability and efficiency.
Key Features and Benefits of the ECOFLOW DELTA Pro Ultra
- High Power Output – Delivers 7200W of AC output, capable of running heavy-duty household appliances, including a 3-ton central air conditioner.
- Expandable Capacity – Starts with 6144Wh and scales up to 90kWh, providing backup power for over 30 days.
- Multiple Charging Methods – Recharge in just 2 hours using solar panels, EV stations, wall outlets, or outdoor generators.
- Dual Voltage Support – Operates at 120V and 240V, making it ideal for both standard and high-power appliances.
- Smart Home Integration – Use the EcoFlow app to customize power usage, prioritize circuits, and lower energy costs.
- True 24/7 Protection – Features 0-ms online UPS mode for seamless power supply during grid failures.
- Silent and Efficient – Fans remain off for the first 30 minutes under 2000W output, ensuring a quiet operation.
- Durable and Safe – Built with a 6144Wh LiFePO4 (LFP) battery, offering long-lasting performance and enhanced safety.
Who Is It For?
The ECOFLOW DELTA Pro Ultra is perfect for:
- Homeowners needing a reliable whole-house backup power solution.
- Off-grid living enthusiasts looking for a solar-powered energy storage system.
- RV travelers who require a portable yet powerful power station.
- Preppers wanting long-term energy security.
- Businesses seeking an uninterrupted power supply for critical operations.
- Outdoor adventurers needing a silent and eco-friendly generator.
Power Performance & Expandability
1. Massive Power for Every Need
- One inverter provides 7200W of output.
- Three inverters combined deliver up to 21.6kW AC output.
- Handles high-demand appliances like refrigerators, ovens, water heaters, and more.
2. Long-Lasting Energy Storage
- Starts with 6144Wh (one battery) and scales up to 90kWh (15 batteries).
- Provides over 30 days of backup power for essential appliances.
3. Fast and Flexible Charging Options
- AC Charging – Full recharge in just 2 hours.
- Solar Charging – Harness the power of the sun for sustainable energy.
- EV Station Charging – Recharge at electric vehicle charging stations.
- Generator Charging – Compatible with external generators.
Smart Technology & App Control
- Remote Monitoring – Control and track energy usage via the EcoFlow app.
- Custom Power Management – Set priorities for different home circuits.
- Peak Rate Offset – Reduce electricity bills by utilizing stored energy during peak hours.
Built-in UPS for Uninterrupted Power
- 0-ms Online UPS Mode – Instantly takes over during power outages, ensuring continuous operation of sensitive electronics.
- <20ms Backup UPS Mode – Switches power sources seamlessly to prevent disruptions.
Specifications
| Feature | Specification |
| Brand | EF ECOFLOW |
| Wattage | 7200W |
| Fuel Type | Electric |
| Power Source | Battery Powered |
| Voltage | 120V / 240V |
| Expandable Capacity | 6144Wh to 90kWh |
| Charging Time | 2 hours |
| Battery Type | LiFePO4 (LFP) |
| Weight | 182.9 lbs |
| Dimensions (Inverter) | 27.2 x 18.9 x 8.42 in |
| Dimensions (Battery) | 26 x 18 x 8 in |
| Total Dimensions (with wheels) | 27.2 x 18.9 x 20.6 in |
| Output Ports | 6×AC, 2×USB-A, 2×USB-C (100W), 1×DC |
| Input Ports | 1×AC, 1×Low-PV, 1×High-PV |
| UPS Modes | Online UPS (0ms), Backup UPS (<20ms) |
| Warranty | 5 Years |
What’s in the Box?
- 1x DELTA Pro Ultra Inverter
- 1x DELTA Pro Ultra Battery
- Battery Connection Cable
- Portable Stand
- Supporting Legs (4x)
- EcoFlow Side Mount Caster (4x)
- EcoFlow Disassembly and Assembly Tool
- EcoFlow Solar to Low-PV Port Charging Cable
- EcoFlow AC Charging Cable-C20
- User Manual
Frequently Asked Questions (FAQs)
Can the EcoFlow DELTA Pro Ultra Battery charge without the inverter?
No. The battery requires connection to an EcoFlow DELTA Pro Ultra Inverter for charging.
Can I schedule charging during off-peak hours?
Yes. The EcoFlow app allows users to set custom charging times.
What Bluetooth versions does it support?
The system supports Bluetooth 4.2 and 5.0.
What is the max AC charging input at 240V?
The maximum input is 3000W when using the C20 outlet.
Does the DELTA Pro Ultra support AC passthrough at 120V?
Yes. Use the C20 outlet for bypass mode with a 120V input.
Why Choose the ECOFLOW DELTA Pro Ultra?
- Reliable Power Backup – Keeps homes running during outages.
- Scalable Energy Storage – Expandable to meet long-term energy needs.
- Multiple Charging Options – Fast and flexible recharging solutions.
- Smart Energy Management – Reduce electricity costs with app-based control.
- Whisper-Quiet Operation – Ideal for home and outdoor use.
The ECOFLOW DELTA Pro Ultra is the future of home energy storage. Whether you’re preparing for power outages or seeking off-grid independence, this battery backup system ensures reliable and eco-friendly power. Get yours today and experience uninterrupted energy security!
EcoFlow Delta Pro Ultra & Smart Home Panel 2： Installation+Tests
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