Delta Pro Ultra
EcoFlow DELTA Pro Ultra
The No.1 movable whole-home backup battery, designed for tiny homes, RVs, and full households. With unmatched capacity, quiet operation, and advanced energy management, DELTA Pro Ultra ensures your home or lifestyle never runs out of power.
See DELTA Pro Ultra in Action
Discover why DELTA Pro Ultra is the most advanced whole-home backup system available today. Watch how it delivers scalable energy, quiet performance, and smart power management in real-world scenarios.
Power Every Home, Anywhere
With a scalable 6–30kWh capacity, the DELTA Pro Ultra delivers whole-house backup that lasts for days — or even weeks. From tiny homes and RVs to full households, it provides a flexible power solution that grows with your needs.
- 6–30kWh expandable capacity for small setups or whole-home backup
- 6900W Output | 230V to run all major appliances
- <20 ms UPS switch-over time to keep devices safe during unstable power
Whisper-Quiet, Built to Last
Unlike traditional fuel generators, DELTA Pro Ultra offers whisper-quiet operation — registering 0 dB under 2000W. Perfect for indoor or outdoor use, it delivers clean, sustainable power without the noise or fumes.
- 0 dB under 2000W load — ultra-quiet performance
- Movable design — easy setup indoors or outdoors
- Extended lifespan — designed for long-term reliability
Powerkit for RV & Tiny Homes
EcoFlow’s Power Kit is the perfect solution for RVs, vans, and tiny homes. Designed to integrate seamlessly with the DELTA Pro Ultra, it provides all-in-one energy independence for people living off-grid or in compact spaces.
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Space-Saving Design: Compact and stackable to fit tight spaces.
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All-in-One System: Batteries, inverters, and management built into one kit.
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Off-Grid Ready: Perfect for those who want reliable, renewable energy on the move.
Whisper-Quiet, Built to Last
Unlike traditional fuel generators, DELTA Pro Ultra offers whisper-quiet operation — registering 0 dB under 2000W. Perfect for indoor or outdoor use, it delivers clean, sustainable power without the noise or fumes.
- 0 dB under 2000W load — ultra-quiet performance
- Movable design — easy setup indoors or outdoors
- Extended lifespan — designed for long-term reliability
Control Power at Your Fingertips
Take full control of your energy with advanced energy management tools. Monitor, track, and optimize power usage directly from the EcoFlow app — whether at home or on the move.
- Real-time monitoring via mobile app
- Smart switching ensures your critical appliances are always powered
- 5 Charging Options: including solar, AC, EV chargers, and more
- Max 8,800W MultiCharge — recharge 12kWh in just 2 hours
Reliability You Can Trust
With its award-winning design and 5-year warranty, DELTA Pro Ultra is more than just a battery — it’s your guarantee of energy security. Whether you’re powering through an outage, living off-grid, or running a small business, you’ll always have reliable backup when you need it most.
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CES Innovation Award 2024
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iF Design Award 2025
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5-Year Warranty for long-term peace of mind
Key Highlights of DELTA Pro Ultra
⚙️ Technical Specifications
| Category | Details |
|---|---|
| Capacity | 6kWh per unit (expandable up to 30kWh) |
| Output Power | 6,900W (230V), supports major household appliances |
| UPS Switching | <20ms automatic switchover |
| Noise Level | 0 dB under 2000W load |
| Battery Chemistry | LFP (Lithium Iron Phosphate) for safety & long lifespan |
| Lifespan | 3500+ cycles to 80% capacity |
| Charging Options | 5 options: AC wall charge, solar, EV charging station, smart generator, or grid |
| Max Charging Input | 8,800W MultiCharge |
| Recharge Speed | 0–100% in approx. 2 hours (12kWh) |
| Installation | Movable, plug-and-play, indoor/outdoor compatible |
| Energy Management | EcoFlow App with real-time monitoring & control |
| Certifications | CES Innovation Award 2024, iF Design Award 2025 |
| Warranty | 5 Years |
Ready to Experience Uninterrupted Power?
Upgrade to the EcoFlow DELTA Pro Ultra and enjoy the ultimate in backup, flexibility, and sustainability.