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Lithium Ion Battery, Solar Batteries
EcoFlow DELTA 2 Smart Extra Battery
0 out of 5(0)EcoFlow DELTA 2 Smart Extra Battery Features
🔋 Expandable & Long-Life Power
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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.
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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.
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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
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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.
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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
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EcoFlow App Support: View real-time battery status, remaining runtime, charge/discharge data, and more from your smartphone using the EcoFlow app.
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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
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Plug-and-Play: No special setup — simply connect to the DELTA 2 power station to expand capacity.
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Stackable & Compact: Ergonomic design allows for stacking on top of the DELTA 2 or other units to save space and reduce clutter.
🛡️ Reliable & Safe
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Built-in Battery Management System (BMS) protects against over-voltage, over-current, over-temperature, short circuits, and other electrical risks.
📍 Ideal For
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Home Backup Power: Keeps essentials running longer during outages.
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Camping & Outdoor Use: Extends run time for off-grid adventures.
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Travel & Mobile Deployments: Works well with solar, AC, and generator charging for flexible energy wherever you go.
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Lithium Ion Battery, Solar Batteries
EcoFlow DELTA 2 Portable Power Station
0 out of 5(0)EcoFlow DELTA 2 Features
🔋 High-Capacity & Long-Lasting Battery
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1024 Wh built-in capacity — enough to power devices for hours or support essential appliances during outages.
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Expandable Energy Storage — supports adding one DELTA 2 Extra Battery or DELTA Max Extra Battery to expand capacity up to ~3072 Wh.
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Durable LiFePO₄ Battery Chemistry — long lifespan with ~3000+ cycles to 80 % capacity (~10 years of regular use).
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Advanced Battery Management System (BMS) — protects against overload, overheating, and other risks.
⚡ Powerful Output
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1800 W Pure Sine Wave AC Output — can run most home appliances, power tools, and electronics.
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X-Boost Technology — boosts output for heavier loads up to ~2200–2400 W.
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Multiple Outlets & Ports — versatile outputs include AC outlets, USB-A, USB-A fast charge, USB-C (100 W), DC5521, and a car power port for broad device compatibility.
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Auto EPS/UPS Switch — automatic switch to battery power during grid outages for essential devices.
⚡ Fast & Flexible Charging
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X-Stream Fast Charging (AC) — charges from 0 % to ~80 % in ~50 minutes and 100 % in ~80 minutes (AC).
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Solar Charging Ready — supports up to 500 W solar input with MPPT for efficient green charging.
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DC & Car Charging — supports vehicle charging (12 V/24 V) and DC input for extra flexibility.
📱 Smart & Convenient
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App Control — monitor power use, set schedules, and adjust settings from your smartphone via Wi-Fi or Bluetooth.
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Part of EcoFlow Ecosystem — integrates with EcoFlow solar panels, extra batteries, and accessories like portable air conditioners or other devices.
🏠 Practical & Portable
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Home Backup-Ready — can be used as a plug-and-play backup power system with partial home integration.
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Lightweight for Its Class (~27 lb / 12 kg) — portable enough for outdoor trips, RVs, job sites, and emergency kits.
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Safe for Indoor Use — emission-free, quiet, and clean compared with gas generators.
💡 Good For
✔ Home emergency backup during blackouts or power cuts.
✔ Camping, RV, and outdoor adventures — power devices off-grid.
✔ Running appliances & tools requiring moderate power.
✔ Mobile work setups — charge laptops, phones, cameras, and more.SKU: n/a -
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
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.

| 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:
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This extra battery cannot be used standalone — it must be connected to an EcoFlow DELTA 2 power station to charge and discharge.
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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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🔋 Core Power & Battery
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High Capacity Base Battery: 3,600 Wh — enough to power major home appliances, tools, and electronics for extended periods. Expandable up to ~25 kWh with extra batteries and system add-ons.
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⚡ Power Output
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Strong AC Output: Up to 3,600 W continuous AC power — powerful enough for refrigerators, power tools, air conditioners, and more.
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X-Boost Support: Can increase peak power up to about 4,500 W (single unit) for high-demand devices.
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Pair Two Units: Combine two DELTA Pro units for up to 7,200 W output — ideal for whole-home backup with heavy loads.
🔌 Multiple Output Ports
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☀️ Flexible & Ultra-Fast Charging
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MultiCharge System: Can charge via multiple methods at once (AC wall, solar, EV charger, smart generator) for record-breaking speeds — up to ~6,500 W input combined.
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Fast Wall Charging: Fully recharge in roughly 1.9–2.7 hours from a standard AC outlet using X-Stream charging.
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Solar Compatibility: Solar input up to ~1,600 W — compatible with most third-party solar panels for renewable charging.
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EV Station Charging: Can be charged at EV fast-charging stations — high-speed recharge on the go (varies by region).
🏠 Smart & Integrated Features
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Smart Home Integration: Works with an optional Smart Home Panel to integrate with home circuits and provide automatic backup power.
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Smart Generator Auto-Start: Supports EcoFlow Smart Generator integration — auto-start when battery is low and stop when charged.
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App & Remote Control: Monitor and control power flows, battery status, settings, and charging via the EcoFlow app or remote.
🔋 Expandable Ecosystem
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Scalable Capacity: Up to ~25 kWh with additional batteries and system add-ons for long outages or full home power needs.
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Modular Setup: Compatible with extra batteries, solar trackers, smart generators, and home panels for a fully customizable power system.
🛠 Durability & Practical Design
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High Safety Standards: Built-in battery management system (BMS) protects against over-voltage, over-current, and temperature extremes.
✅ Great For
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Whole-home backup power during blackouts — keeps essentials running and integrates with home circuits.
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Off-grid living, cabins, RVs, and outdoor projects with high-demand power needs.
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Efficient Cooling System — uses a high-efficiency copper wire compressor that cools quickly with reduced power use, extending battery life.
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Precise Temperature Control — advanced sensors keep temperatures stable within ±1°C / ±1.8°F.
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Temperature Modes — includes Max Mode for rapid cooling/freezing and Eco Mode to reduce power draw and extend run time.
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Variable DUAL-ZONE Cooling on 45L and 55L models — separate fridge and freezer sections with up to ~22°C (39.6°F) difference between zones.
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Single-Zone Option (35L) — switchable between fridge and freezer in the smaller model.
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Compact & Spacious — holds up to 58 cans (35L), 72 cans (45L), or 90 cans (55L) in a design that’s ~40 % smaller than standard electric coolers.
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Dual-Sided Door Access and hidden wide handles make loading, unloading, and transport easier.
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Thick Insulation & Sealing — ~2-inch foam and superior sealing improves cooling retention and reduces energy loss.
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Multiple Charging Options:
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AC Power Adapter (100–240 V, 95 W max)
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Car Charging (12 V/24 V, ~100 W)
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Solar Input (11–30 V, ~110 W max)
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Doubles as a Power Bank: A 100 W USB-C port lets you charge phones/laptops while cooling.
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Low Power Consumption: Quiet operation (< 38.5 dB) and energy-efficient cooling.
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App Control: Monitor and adjust settings, view real-time battery status, set temperature, schedule shutdowns via the EcoFlow app.
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Temperature Alerts: Get notified if internal temperatures drift too far, protecting food safety.
🏕️ Built for Adventure
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Versatile Use Cases: Ideal for car camping, RV trips, tent camping, tailgating, grocery transport, and outdoor excursions.
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Rugged & Portable: Designed with a balanced weight, integrated handles, and protective casing to stand up to outdoor conditions.
🧊 Other Useful Features
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Wide Operating Range: Works well in ambient temps from approximately –10°C to 50°C (14°F to 122°F).
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IPX4 Splash Resistance — protection against splashing water, helpful outdoors.
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Refrigerant: Uses eco-friendly R600a cooling gas.
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Warranty: Typically offers a 2-year warranty.
🔎 Quick Use Examples
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Off-grid cooling for weekend trips
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Keeping drinks and perishables chilled on long drives
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