EcoFlow – DELTA Pro 3 Smart Extra Battery, 4096Wh LFP Backup
EcoFlow – DELTA Pro 3 Smart Extra Battery, 4096Wh LFP Backup - DELTA Pro 3 Smart Extra Battery is backordered and will ship as soon as it is back in stock.
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Description
Description
Expand Your Power, Extend Your Peace of Mind
The EcoFlow DELTA Pro 3 Smart Extra Battery adds an impressive 4096Wh of lithium iron phosphate (LFP) power to your DELTA Pro 3 system. Designed for seamless plug-and-play use, this smart battery is ideal for home backup, off-grid adventures, RVs, and demanding worksites.

Key Features:
- Compatible with EcoFlow DELTA Pro 3: Easily connects using the included extra battery cable.
- Expandable Capacity: Stack multiple units for up to 12kWh of scalable power.
- Long-Life LFP Battery: Built with premium automotive-grade lithium iron phosphate cells—over 4000 charge cycles to 80% capacity.
- Safe and Reliable: Operates in a wide temperature range, with built-in protections and a 5-year warranty.
- Compact and Stackable: Space-saving design with integrated handles and sturdy form factor.
- Smart Monitoring: Use the EcoFlow app to view real-time stats, optimize usage, and manage power remotely.
Perfect For:
- Whole-home emergency backup
- Off-grid living and boondocking
- RV life and mobile workstations
- Powering heavy-duty tools on the jobsite
Technical Specifications:
Capacity | 4096Wh |
Input Port | 40V–58.4V, 80A Max |
Output Port | 40V–58.4V, 100A Max |
Dimensions | 694mm × 295mm × 215mm |
Weight | 33kg (72.75 lbs) |
Charge Temp | 32°F – 113°F (0°C – 45°C) |
Discharge Temp | 14°F – 113°F (-10°C – 45°C) |
Storage Temp | 14°F – 113°F (-10°C – 45°C) |
Display | LED Array |

What's in the Box:
- EcoFlow DELTA Pro 3 Smart Extra Battery
- EcoFlow Extra Battery Cable
- Quick Start Guide
- Safety Guide
- Warranty Card
Pair with the EcoFlow Smart Home Panel 2 for seamless switchover during outages and time-of-use energy optimization.
Backed by EcoFlow’s 5-Year Warranty, this smart battery offers dependable performance you can count on in any emergency.
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