EF ECOFLOW Delta 3 Ultra Plus Portable Power Station – 3072Wh LiFePO4, 3600W Continuous, Expandable to 11kWh

Power on demand, wherever life takes you

The EF ECOFLOW Delta 3 Ultra Plus portable power station combines rugged reliability with smart design. Start with a solid 3kWh foundation and scale up to an impressive 11kWh by adding extra batteries. This expandable setup is ideal for multi-day outages, RV adventures, or extended off-grid trips, delivering adaptable energy that evolves with your plans.

Designed for real-world use, this unit delivers a robust 3600W of continuous power with a 7200W surge capacity. The unit’s quiet performance and steady output make it a dependable companion for heavy-duty appliances, power tools, and RV essentials, whether you’re at home, at a campsite, or on the job site.

Instant, seamless backup you can trust

With a 10 ms UPS, sensitive devices like computers, medical equipment, and routers stay protected from brief outages. The switch to battery power happens in the blink of an eye, providing uninterrupted connectivity without manual setup.

• Automatic protection for critical electronics
• Seamless transition during outages
• No user intervention required for peace of mind

Whisper-quiet power for indoor use

Thanks to advanced X-Quiet cooling, the Delta 3 Ultra Plus operates at about 25 dB under load. That ultra-low noise level allows you to run it indoors, in an RV, or during nighttime backup without disturbing sleep, conversations, or work.

Flexible charging to stay powered up

Charge the Delta 3 Ultra Plus in six ways—home outlets, solar panels (panel optional), car chargers, EV stations, traditional generators, and the EcoFlow Smart Generator. With X-Stream fast charging, you can reach 80% in under an hour, so you’re ready for emergencies, travel, or off-grid living.

• Six reliable charging options for flexibility
• 80% charge in under an hour with fast charging
• Solar-ready for eco-conscious energy on the go

Durable power for daily life

Equipped with a LiFePO4 battery and an EV-grade CTC structure, the Delta 3 Ultra Plus is engineered for long-term daily use. A 24/7 smart battery management system guards against extreme temperatures and heavy loads, helping ensure dependable performance in varied environments.

Smart energy, lower costs

Optimize power usage through the EcoFlow app. Schedule charging, set priorities, and reduce waste to keep comfort up while being mindful of energy spending. It’s a practical, future-ready way to manage home backup power and off-grid living.