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EcoFlow DELTA Pro 3 Extra Battery
Sale price
$2,399.00 USD
Regular price
$2,599.00 USD
Pickup available at Shop location
Usually ready in 2 hours
The EcoFlow DELTA Pro 3 Extra Battery is a high-capacity 3072Wh LFP expansion module for the DELTA Pro 3 power station. Connect one or two extra batteries to dramatically extend your system's backup duration - powering a whole home through multi-day outages or building a large-scale off-grid energy storage bank.
Key Features
- 3072Wh High-Capacity Expansion - Adds 3kWh of LFP storage per battery - connect two for over 9kWh of total system capacity.
- Single-Cable Plug-and-Play - Connects to the DELTA Pro 3 with a single proprietary cable; the system auto-detects and displays combined capacity immediately.
- LFP Durability - Rated for 3,000+ cycles to 80% capacity, matching the operational lifespan of the DELTA Pro 3 base station.
- Scalable System Design - Each additional battery linearly extends backup runtime - plan your storage based on your home's actual daily energy consumption.
- Smart BMS Integration - Integrated battery management system handles balancing, temperature monitoring, and protection automatically.
Technical Specifications
- Added Capacity: 3,072Wh
- Battery: LFP
- Compatible With: EcoFlow DELTA Pro 3
- Connection: Single proprietary cable
- Charge Cycles: 3,000+ to 80%
Applications
- Expanded Home Backup Capacity
- Extended Off-Grid Trips
- Multi-Day Camping
- Whole-Home Energy Storage
Recommended Pairing
EcoFlow DELTA Pro 3 Portable Power Station
Frequently Asked Questions
Which power stations is this battery compatible with?
This extra battery is designed for specific EcoFlow power station models listed in the product description. Verify compatibility before ordering.
Does it require a separate power station to function?
Yes. Extra batteries are expansion modules and must be connected to a compatible EcoFlow power station to operate.
Does adding a battery double my capacity?
Yes. One extra battery approximately doubles the total energy storage, extending backup runtime proportionally.
Does it come with a warranty?
Yes - 5-year warranty when purchased from an authorized reseller like Solwel.