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Lithium Ion Battery, Solar Batteries

EcoFlow DELTA 2 Smart Extra Battery

EcoFlow DELTA 2 Smart Extra Battery Features

🔋 Expandable & Long-Life Power

Add Extra Capacity: Adds 1024 Wh of extra battery capacity to your DELTA 2 system, effectively doubling total energy storage to ~2048 Wh for extended runtime.
Durable LFP Battery Chemistry: Built with long-lasting LiFePO₄ cells that maintain 80 %+ capacity after ~3000 cycles, giving an estimated ~10 years of daily use.
Smart Battery Integration: Works seamlessly with the DELTA 2 — the main unit and extra battery charge and discharge in unison for balanced performance.

⚡ Fast & Flexible Charging

Fast Recharge: When connected to DELTA 2, can recharge from 0 % to 80 % in about 80 minutes and to 100 % in ~130 minutes (AC input), keeping downtime low.
Multiple Power Inputs (via DELTA 2): Recharge using AC outlets, solar panels, or compatible generators, making it versatile for off-grid and home backup setups.

📱 Smart Monitoring

EcoFlow App Support: View real-time battery status, remaining runtime, charge/discharge data, and more from your smartphone using the EcoFlow app.
LCD Display Info: On-device display shows key metrics like percentage, input/output power, and estimated hours left (varies by retailer model).

📦 User-Friendly Design

Plug-and-Play: No special setup — simply connect to the DELTA 2 power station to expand capacity.
Stackable & Compact: Ergonomic design allows for stacking on top of the DELTA 2 or other units to save space and reduce clutter.

🛡️ Reliable & Safe

Built-in Battery Management System (BMS) protects against over-voltage, over-current, over-temperature, short circuits, and other electrical risks.

📍 Ideal For

Home Backup Power: Keeps essentials running longer during outages.
Camping & Outdoor Use: Extends run time for off-grid adventures.
Travel & Mobile Deployments: Works well with solar, AC, and generator charging for flexible energy wherever you go.

₨ 118,999 ~~₨ 148,799~~

This product: EcoFlow DELTA 2 Smart Extra Battery - ₨ 118,999

EcoFlow DELTA 2 Portable Power Station - ₨ 160,000

₨ 278,999 for 2 item(s)

EcoFlow DELTA 2 Smart Extra Battery

Expandable Capacity

DELTA 2 expands up to 2048Wh with smart extra battery, keeping your home powered on in any emergency.

Convenient Recharging

DELTA 2 and its Extra Battery charge and discharge in unison. Recharging from portable solar panels, AC outlets, or our Smart Generator is easy.

Fast Recharging

Charge up with DELTA 2 from 0-80% in 80 minutes and 0-100% in 130 minutes with AC input.

Internal Storage Compartment

Get extra storage for accessories conveniently, saving space at home or on the go.

Power Multiple Devices

DELTA 2 fits with every port you’ll ever need to power any devices anywhere, so you will always feel right.

Control from anywhere

Get all the same info about battery percent, remaining recharge time, hours left, and more on the built-in screen. You can check the battery’s status anywhere from the EcoFlow app.

Easy to use

There’s no setup. Just plug it into your power station for more energy storage. Using the EcoFlow app, you can charge and monitor the DELTA 2 Smart Extra Battery with ease.

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Specification	Details
Model Name	EcoFlow DELTA 2 Smart Extra Battery 🌟
Capacity	1,024 Wh (51.2 V)
Battery Chemistry	LFP (LiFePO₄)
Cycle Life	~3,000 cycles to 80 %+ capacity
Net Weight	~9.5 kg / 21 lbs
Dimensions	400 × 211 × 281 mm / 15.7 × 8.3 × 11.1 in
Input (Extra Battery Port)	51.2 V ⎓ 1,024 W max (X‑Stream & solar dual charging)
Output (Extra Battery Port)	51.2 V ⎓ 2,048 W max
Operating Temp — Optimal	~20 °C – 30 °C (68 °F – 86 °F)
Discharge Temp	-10 °C – 45 °C (14 °F – 113 °F)
Charging Temp	0 °C – 45 °C (32 °F – 113 °F)
Storage Temp	-10 °C – 45 °C (14 °F – 113 °F)
Protection / Safety	Over‑voltage, overload, over‑temp, short‑circuit, low‑temp, low‑voltage, over‑current protections
Applicable Models	EcoFlow DELTA 2 (must be connected to a DELTA 2 to function)
Fast Recharge (via DELTA 2)	~0–80 % in ~80 min; ~0–100 % in ~130 min (AC input)

Notes:

This extra battery cannot be used standalone — it must be connected to an EcoFlow DELTA 2 power station to charge and discharge.
The output port rating (2048 W max) refers to how much power can be drawn through the DELTA 2 system when the extra battery is connected, not direct wall outlets on the battery itself.

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EcoFlow DELTA 2 Smart Extra Battery