Description
Overview
The EcoFlow DELTA Pro Ultra Battery Pack 6 kWh is an expandable energy storage solution designed for the compatible EcoFlow DELTA Pro Ultra system. It provides additional stored power for home backup needs and helps extend the time your essential appliances can run during an outage.
Key Features
- 6.144 kWh Capacity: Stores additional energy for backup use.
- LFP Battery Technology: Uses lithium iron phosphate battery cells.
- Expandable Storage: Add compatible battery packs to increase your system’s total capacity.
- Long Cycle Life: Maintains at least 80% state of health after 3,500 cycles under EcoFlow’s specified test conditions.
- Built-in Protection: Includes protection against overvoltage, overload, overheating, short circuits and overcurrent.
- Compact Design: Measures 660 × 455 × 204 mm for practical system placement.
Technical Specifications
| Specification | Details |
|---|---|
| Brand | EcoFlow |
| Product Name | EcoFlow DELTA Pro Ultra Battery Pack 6 kWh |
| Model | EFYJ751-BP |
| Battery Capacity | 6,144 Wh (6.144 kWh) |
| Nominal Voltage | 102.4 V |
| Battery Chemistry | Lithium Iron Phosphate (LFP) |
| Dimensions | 660 × 455 × 204 mm |
| Net Weight | 50.7 kg |
| Ingress Protection | IP54, subject to port-cover requirements |
| Compatibility | EcoFlow DELTA Pro Ultra system |
Why Choose This Battery Pack?
This battery pack is suitable for users who need more energy storage from a compatible backup power system. Its LFP battery technology, built-in protection features and expandable design support reliable energy storage for home backup applications.
Applications
- Residential backup power systems
- Extending storage capacity in compatible EcoFlow systems
- Backup energy for essential household appliances
- Compatible solar energy storage installations
Buy Now
Increase your system’s storage capacity with the EcoFlow DELTA Pro Ultra Battery Pack 6 kWh. Confirm compatibility with your existing equipment before purchasing.
For further technical details, visit the official EcoFlow DELTA Pro Ultra Battery page.




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