EcoFlow DELTA Pro Ultra X Smart Extra Battery – Expansion Battery – EFDELTAPROUXEB

EcoFlow DELTA Pro Ultra X Smart Extra Battery is an expansion battery designed to increase the energy storage capacity of the EcoFlow DELTA Pro Ultra system. This battery integrates directly with compatible EcoFlow inverters to support scalable whole-home backup and energy storage applications. Key Features Expansion battery designed for the EcoFlow DELTA Pro Ultra system Increases total energy storage capacity when paired with compatible inverters Stackable and modular design for scalable energy systems Designed for whole-home backup and advanced energy storage setups Integrated system communication for coordinated performance Built-in safety protections and system monitoring System Compatibility Designed for use with EcoFlow DELTA Pro Ultra X Inverters Compatible with scalable EcoFlow whole-home energy systems Applications Whole-home backup power systems Residential solar and battery energy storage setups Expandable backup systems requiring additional runtime What’s Included EcoFlow DELTA Pro Ultra X Smart Extra Battery Please Note: This listing is for the expansion battery only. An EcoFlow DELTA Pro Ultra inverter is required for operation and is sold separately. Frequently Asked Questions Is this a standalone battery? No. This is an expansion battery and requires a compatible EcoFlow DELTA Pro Ultra inverter to operate. Can multiple extra batteries be used together? Yes. The system supports multiple expansion batteries to increase total energy storage capacity. Does this battery include an inverter? No. This product is a battery only. The inverter is sold separately. Is this battery portable? This battery is designed for stationary, modular energy systems rather than portable use. Is professional installation required? Installation requirements depend on system configuration and local electrical codes. Professional installation is recommended for whole-home setups.