EcoFlow DELTA Pro Ultra Series Smart Extra Battery
EcoFlow DELTA Pro Ultra Series Smart Extra Battery
SKU: EFDELTAPROUXEB
- Regular price
- Price: $2,399.00
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- List Price: $3,299.00
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- Price: $2,399.00
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PRODUCT DESCRIPTION
Description
EcoFlow DELTA Pro Ultra Series Smart Extra Battery
For Delta Pro Ultra X, Compatable with Delta Pro Ultra




Product Description
The EcoFlow DELTA Pro Ultra Series Smart Extra Battery expands your home backup energy storage with an additional 6,144Wh of capacity. Compatible with both DELTA Pro Ultra and DELTA Pro Ultra X Inverters, it provides plug-and-play expansion without additional setup.
Built with EV-grade LFP cells, dual BMS protection, and a three-level safety architecture, the Smart Extra Battery is engineered for dependable energy storage. The EcoFlow app provides monitoring and control, while automatic state-of-charge balancing helps maximize efficiency throughout the battery's lifespan.
Key Benefits
- Adds 6,144Wh of additional battery capacity
- Compatible with DELTA Pro Ultra and DELTA Pro Ultra X Inverters
- Plug-and-play expansion without setup
- EcoFlow app monitoring and control
- EV-grade full-tab LFP cells
- Dual BMS protection
- Three-level system safety architecture
- Automatic SOC balancing
- Smart extreme-weather protection
- Battery heating supports safe charging in extreme cold
- High-temperature protection supports charging at temperatures up to 45°C (113°F)
- 5-year full warranty
Specifications
| Specification | Details |
|---|---|
| Battery Capacity | 6,144Wh |
| Rated Voltage / Current | 102.4V DC / 60A |
| Battery Chemistry | LFP |
| Battery Weight | 50.7 kg (111.8 lb) |
| Compatible Inverters | EcoFlow DELTA Pro Ultra and DELTA Pro Ultra X |
| Battery Management | Dual BMS |
| App Support | EcoFlow App |
| Maximum Charging Temperature Stated | Up to 45°C (113°F) |
| Warranty | 5-Year Full Warranty |
FAQs
Q: Is this battery compatible with the EcoFlow DELTA Pro Ultra X?
A: Yes. EcoFlow states that the Smart Extra Battery is compatible with both DELTA Pro Ultra and DELTA Pro Ultra X Inverters.
Q: How much capacity does one Smart Extra Battery add?
A: Each battery provides 6,144Wh of additional capacity.
Q: Does the battery require setup when it is added to the system?
A: EcoFlow describes the battery as plug-and-play without setup.
Q: Can the battery be monitored through the EcoFlow app?
A: Yes. The EcoFlow app can be used to monitor and control the system.
Q: Does the battery support operation in cold conditions?
A: The battery incorporates smart extreme-weather protection and can heat the batteries in extreme cold for safe charging.

