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EcoFlow Delta 3 Max Plus Smart Extra Battery
Item Code: EFDELTA3MP-EB
Ship Weight: 22 lbs.
Regular Price: $1,399.00
Prime Sale: $799.00
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Product Details
The EcoFlow DELTA 3 Max Plus Smart Extra Battery is a powerful LiFePO4 expansion unit designed to extend the energy capacity of EcoFlow's advanced power stations. With a massive 4,096Wh capacity, it effectively doubles the runtime of the DELTA 3 Max Plus, making it ideal for home backup, off-grid setups, and emergency use. Compatibility is seamless with both the EcoFlow DELTA 3 Max Plus and DELTA 3 Ultra Plus, allowing users to scale their energy storage easily. Thanks to its long lasting LFP battery, it delivers over 4,000 charge cycles while maintaining up to 80% of its original capacity. The plug and play design ensure effortless integration. Just connect it to the main unit via the extra battery port and it's ready to go. With a stackable design, it's perfect for indoor or home power setups where space and organization matter. Smart features including app-based monitoring add convenience and control, making this battery a reliable and user-friendly addition to any energy system.
Powerful, Lightweight Energy Expansion:
Simple Expansion Capabilities:
Plug and Play:
Safe and Reliable Service:
Effortless All-in-One Command With the EcoFlow App:

Powerful, Lightweight Energy Expansion:
• | Designed specifically for use with the Delta 3 Power Station, Delta 3 Plus Power Station and the Delta 3 1500 Power Station for increasing your Storage Capacity! |
• | Requires no gas and emits no pollution. |
• | EcoFlow’s battery management system provides real-time analysis and regulation of voltage, current, and temperature. This unique protection mechanism makes the Delta Pro Expansion Battery an incredibly safe and efficient home battery. |
• | The smart extra batteries are easy to connect with the main units. Enjoy a seamless, plug-and-play setup. The compact and portable design adds convenience to your power management. |
• | Explore the Secure Feeling EcoFlow Brings to You. |
• | Built with state-of-the-art automotive-grade LFP cells for safe and reliable service. Our strong 5-year warranty ensures peace of mind. |
• | Control and monitor your home's power remotely with ease using the EcoFlow app. Track every watt and customize your power usage for optimal efficiency. |

Specifications
General Information | |
Manufacturer Name: | EcoFlow |
Dimensions: | 15.7" x 8.0" x 7.8" in |
Weight: | 22 lbs |
Usage Temp: | Discharge Temperature: 14 - 113 F (-10C - 45 C) Charge Temperature: 32-113 F (0 - 45 C) Storage Temperature: 14-113 F (-10C - 45 C) |
Warranty: | 24 Month Warranty - Additional 36 Month Warranty Available Upon Product Registration | Battery |
Cell Type: | LFP |
Capacity: | 1024 Wh |
Shelf-life: | 1 Year (after fully charging) |
Performance: | Output: 40V - 58.4V - 48A Max Input: 40V - 58.4V - 24A Max |
What's Included
What's Included:
• (1) EcoFlow Delta 3 Max Plus Smart Extra Battery
• (1) EcoFlow Extra Battery Cable
• (1) Quick Start Guide
• (1) Safety Guide
• (1) Warranty Card
• (1) EcoFlow Delta 3 Max Plus Smart Extra Battery
• (1) EcoFlow Extra Battery Cable
• (1) Quick Start Guide
• (1) Safety Guide
• (1) Warranty Card
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