Enable expanded communication for existing V1 EG4-LL Battery Banks by using a new V2 EG4-LL Battery as your master battery

Home and commercial energy storage

and rapid shutdown

10-year limited warranty

EcoFlow DELTA PRO [ULTRA-X] Inverter | 12kW–36kW Output | 10ms Online UPS | Scalable to 30kW Solar Input | Advanced Cooling | UL Certified RPK Enable expanded communication for existingUnlock next level off grid power with the EcoFlow DELTA Pro Ultra X Invertera powerful, scalable solution designed for serious energy independence. Whether you're upgrading your home backup system or building a robust off grid setup, this inverter delivers exceptional output, seamless switching, and high efficiency solar input. Key Features & Benefits: Massive Power Output: Delivers 12,000W continuous output, expandable to 36,000W with up to 3