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ECOFLOW Smart Extra Battery for DELTA 3 Series Portable Power Stations, Silver/Grey,Black - 1
EcoFlow

ECOFLOW Smart Extra Battery for DELTA 3 Series Portable Power Stations, Silver/Grey,Black

Led Indicators
- This smart battery gives your DELTA 3 power stations an extra 1024 Wh - great if you're camping or on a road trip - The EcoFlow app comes in very handy to monitor and control the battery using yo...
Brand: EcoFlow
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At a Glance

Key highlights and verified hardware specifications

Detailed specs deep dive
Weight
9.6 kg
Power
- Capacity: 1024 Wh LFP battery - Power: 600 W to 1200 W - Voltage: 51.2 V - Amperage: 60 Amps - 60000 mAh capacity
Colour
Silver/Grey,Black
Dimensions
398 x 200 x 198 mm (H x W x D)
Connections
- USB Type-C input x 1 - USB Type-C output x 1 - Pogo Pin to connect to the RIVER 3 series
Box Contents
- EcoFlow Smart Extra Battery for DELTA 3 Series Portable Power Stations - DELTA 3 extra battery cable - User manual - Warranty card
Lowest Price
£549
Andote Score
8.6/10
Price Tier Avg
8.3/10
Category Avg
8.3/10
Price Trend
Stable

Andote Analysis

Rated: 25 Sep 2026Evaluated at £549.00
Hardware9.0/10
Andote Score8.6/10
Score Deciding Factors3 Key drivers
•High-End Price Bracket£549
High-end product priced in the upper bracketPremium Tier
•Standard Weight9.60kg
Solid standard benchmark for category7.4/10
✓High-End Capacity1TB
Top-tier capability in this category10.0/10
How We Calculate This Score

All parameters are evaluated as per the price. Our algorithm calculates each hardware specification's relative efficiency against peer products in the category based on its selling price, giving you an objective measure of value per pound. User ratings are not included in this calculation.

AI-powered analysis based on product specifications, price, and available data.

Price History

Current:£549
Lowest:£549
Average:£549
Price is stablePrice has remained consistent in the recent past.
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About EcoFlow ECOFLOW Smart Extra Battery for DELTA 3 Series Portable Power Stations, Silver/Grey,Black

Detailed specs deep dive
Brand: EcoFlow • Model: ECOFLOW Smart Extra Battery for DELTA 3 Series Portable Power Stations, Silver/Grey,BlackModel: 404826 • Silver/Grey,BlackHardware Score: 9.0/10Andote Score: 8.6/10Price-Tier Avg: 8.3/10Category Avg: 8.3/10

- This smart battery gives your DELTA 3 power stations an extra 1024 Wh - great if you're camping or on a road trip - The EcoFlow app comes in very handy to monitor and control the battery using your smartphone - You've got surge protection to make sure your battery stays in tip-top shape ____________________________________________________________________________________________ Please note: The Smart Extra Battery cannot be used separately. It only increases the capacity of DELTA 3 Portable Power Stations and can only be recharged by a DELTA 3 or an EcoFlow Smart Generator.

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