Description
Description
Expand Your Power with the EcoFlow DELTA 3 Max Plus Smart Extra Battery


The EcoFlow DELTA 3 Max Plus Smart Extra Battery provides seamless, expandable energy for your DELTA 3 Max Portable Power Station, giving you extended runtime for home, work, or outdoor adventures. With advanced LiFePO4 chemistry and smart connectivity, it integrates effortlessly with your power station, ensuring reliable and safe energy whenever you need it. Lightweight, durable, and app-enabled, the EcoFlow DELTA 3 Max Plus Smart Extra Battery turns your portable power setup into a high-capacity energy hub.

Features and Benefits
-
Seamless Power Expansion:
Easily connect with your DELTA 3 Max Portable Power Station to instantly increase total energy capacity, extending the runtime of your critical devices. -
Long-Lasting LiFePO4 Battery:
Premium LFP cells provide thousands of charge cycles, offering up to 10 years of reliable, safe performance. -
Smart App Control:
Monitor battery status, charge levels, and manage energy remotely through the EcoFlow app. -
Fast and Safe Integration:
Plug-and-play design with automatic recognition ensures your DELTA 3 Max system operates efficiently without complex setup. -
Durable and Reliable:
Engineered for everyday use, it withstands temperature variations, transport bumps, and extended outdoor operation.


Specifications
EcoFlow DELTA 3 Max Plus Smart Extra Battery
| Specification | Details |
|---|---|
| Model | EcoFlow DELTA 3 Max Plus Smart Extra Battery |
| Battery Capacity | 2048Wh (51.2V, 40Ah) |
| Battery Chemistry | LiFePO4 (LFP) |
| AC Output | N/A (connects to DELTA 3 Max) |
| USB Output | N/A |
| DC Output | N/A |
| Weight | 20.3 ±0.4 kg |
| Dimensions (H×W×D) | 494 × 239 × 305 mm |
| Maximum PV Input | 500W (when connected to DELTA 3 Max) |
| Operating Temperature | -10°C–45°C (14°F–113°F) |
| Charge Temperature | 0°C–45°C (32°F–113°F) |
| Discharge Temperature | -10°C–45°C (14°F–113°F) |
| Humidity | 20%–95% |
| Communication | Wi-Fi 2.4GHz / Bluetooth 5.0 |
| Warranty | 5-Year Warranty (3+2 via EcoFlow App) |
What’s in the Box
- EcoFlow DELTA 3 Max Plus Smart Extra Battery
- User Manual and Quick Start Guide
- Connection Cable for DELTA 3 Max

FAQs
1. What is the purpose of the EcoFlow DELTA 3 Max Plus Smart Extra Battery?
It expands the total energy capacity of your DELTA 3 Max Portable Power Station, allowing longer runtime for devices and appliances.
2. How much additional capacity does it provide?
Each Smart Extra Battery adds 2048Wh, doubling or further increasing your DELTA 3 Max system’s runtime depending on the number of batteries connected.
3. Is it compatible with all DELTA 3 Max models?
Yes, it is fully compatible with all DELTA 3 Max Portable Power Station units.
4. Can it be used independently?
No, the Smart Extra Battery is designed to work in conjunction with the DELTA 3 Max; it cannot operate on its own.
5. How long will the battery last?
With LiFePO4 cells rated for thousands of cycles, it provides up to 10 years of reliable service.
6. Can I monitor its status remotely?
Yes, the EcoFlow app allows you to monitor charge levels, battery status, and system performance in real-time.
7. How easy is it to connect?
It features a plug-and-play design that automatically integrates with your DELTA 3 Max, requiring no complex setup.
8. What warranty coverage is included?
The battery comes with a 5-year warranty (3-year standard plus 2-year extended via EcoFlow App registration)




