Expandable Capacity: Adds an extra 3600 Wh of usable energy to your DELTA Pro, letting you double (7.2 kWh) or triple (10.8 kWh) total storage by connecting up to two Smart Extra Batteries.
LFP Battery Chemistry: Uses long-lasting LiFePO₄ cells that deliver excellent durability and safety.
Long Cycle Life: Rated for up to 6,500 cycles to 50 % capacity and 3,500 cycles to 80 % capacity, meaning a ~10-year lifespan with daily use.
Plug-and-Play Integration: Simply connect to your DELTA Pro — no complex setup required. The system automatically charges and discharges in unison with the main unit.
Seamless Charging: Supports all DELTA Pro charging methods — AC wall outlets, solar panels, EV charging stations, Smart Generator, and more — so you can recharge wherever you are.
Smart Monitoring: Built-in LCD screen shows battery percentage, input/output power, and time remaining; you can also monitor it via the EcoFlow app.
Emergency Ready: Can be charged directly from the EcoFlow Smart Generator even when not connected to the DELTA Pro — useful in power outages.
Home Integration Support: When paired with DELTA Pro and compatible hardware (like Smart Home Panels), it becomes part of peak-shaving, home backup, and continuous power management systems.
Capacity: ~3600 Wh extra energy
Battery Chemistry: LiFePO₄ (LFP)
Cycle Life: 6,500 cycles to 50 % / 3,500 to 80 %
Weight: Approx. 84 lbs (38 kg)
Dimensions: ~25 × 11.2 × 16.4 in (63.5 × 28.5 × 41.6 cm)
Compatible Models: EcoFlow DELTA Pro (only)
Extending backup power for DELTA Pro systems — ideal during extended outages or when running more devices longer.
Off-grid and outdoor use — provides extra energy capacity for cabins, RVs, or remote locations.
Home energy storage setups — integrates into larger storage solutions and peak shaving strategies.
Flexible recharging with multiple power sources including solar, EV chargers, and generators.
₨ 392,000 ₨ 520,999
Expandable Capacity: Adds an extra 3600 Wh of usable energy to your DELTA Pro, letting you double (7.2 kWh) or triple (10.8 kWh) total storage by connecting up to two Smart Extra Batteries.
LFP Battery Chemistry: Uses long-lasting LiFePO₄ cells that deliver excellent durability and safety.
Long Cycle Life: Rated for up to 6,500 cycles to 50 % capacity and 3,500 cycles to 80 % capacity, meaning a ~10-year lifespan with daily use.
Plug-and-Play Integration: Simply connect to your DELTA Pro — no complex setup required. The system automatically charges and discharges in unison with the main unit.
Seamless Charging: Supports all DELTA Pro charging methods — AC wall outlets, solar panels, EV charging stations, Smart Generator, and more — so you can recharge wherever you are.
Smart Monitoring: Built-in LCD screen shows battery percentage, input/output power, and time remaining; you can also monitor it via the EcoFlow app.
Emergency Ready: Can be charged directly from the EcoFlow Smart Generator even when not connected to the DELTA Pro — useful in power outages.
Home Integration Support: When paired with DELTA Pro and compatible hardware (like Smart Home Panels), it becomes part of peak-shaving, home backup, and continuous power management systems.
Capacity: ~3600 Wh extra energy
Battery Chemistry: LiFePO₄ (LFP)
Cycle Life: 6,500 cycles to 50 % / 3,500 to 80 %
Weight: Approx. 84 lbs (38 kg)
Dimensions: ~25 × 11.2 × 16.4 in (63.5 × 28.5 × 41.6 cm)
Compatible Models: EcoFlow DELTA Pro (only)
Extending backup power for DELTA Pro systems — ideal during extended outages or when running more devices longer.
Off-grid and outdoor use — provides extra energy capacity for cabins, RVs, or remote locations.
Home energy storage setups — integrates into larger storage solutions and peak shaving strategies.
Flexible recharging with multiple power sources including solar, EV chargers, and generators.
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.
Long-Life LFP Chemistry: Uses LiFePO₄ battery cells with thousands of cycles of charge/discharge before significant degradation, offering years of reliable use.
Strong AC Output: Up to 3,600 W continuous AC power — powerful enough for refrigerators, power tools, air conditioners, and more.
X-Boost Support: Can increase peak power up to about 4,500 W (single unit) for high-demand devices.
Pair Two Units: Combine two DELTA Pro units for up to 7,200 W output — ideal for whole-home backup with heavy loads.
Various Outputs: Includes AC outlets, USB-A, USB-A fast charge, USB-C, DC5521, car power port, and a high-current Anderson port — versatile for many devices and appliances.
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.
Fast Wall Charging: Fully recharge in roughly 1.9–2.7 hours from a standard AC outlet using X-Stream charging.
Solar Compatibility: Solar input up to ~1,600 W — compatible with most third-party solar panels for renewable charging.
EV Station Charging: Can be charged at EV fast-charging stations — high-speed recharge on the go (varies by region).
Smart Home Integration: Works with an optional Smart Home Panel to integrate with home circuits and provide automatic backup power.
Smart Generator Auto-Start: Supports EcoFlow Smart Generator integration — auto-start when battery is low and stop when charged.
App & Remote Control: Monitor and control power flows, battery status, settings, and charging via the EcoFlow app or remote.
Scalable Capacity: Up to ~25 kWh with additional batteries and system add-ons for long outages or full home power needs.
Modular Setup: Compatible with extra batteries, solar trackers, smart generators, and home panels for a fully customizable power system.
Portable & Heavy-Duty: Built for rugged use — can serve home backup, outdoor jobs, RVs, and off-grid living.
High Safety Standards: Built-in battery management system (BMS) protects against over-voltage, over-current, and temperature extremes.
Whole-home backup power during blackouts — keeps essentials running and integrates with home circuits.
Off-grid living, cabins, RVs, and outdoor projects with high-demand power needs.
Powering heavy appliances like AC units, dryers, refrigerators, and multiple devices simultaneously.
Fast recharge on the go — via AC, solar, or EV charging station.
Expandable renewable energy setups with solar and battery add-ons.
3-10kWh expandable capacity to fit your energy storage needs. Add up to two DELTA Pro Smart Extra Batteries to gain a capacity of 10.8kWh, ideal for home backup, RVing, outdoor adventures, and everyday use. Much more affordable, it costs up to 30% less than a power station of the same capacity.
DELTA Pro’s Smart Extra Battery benefits from all the charging methods DELTA Pro has, including
6500W MultiCharge. That means you can charge anytime, anywhere as long as your extra battery is
connected to DELTA Pro. Once connected, they’ll charge/discharge in uinison, keeping the battery
percent level across both units.
With its upgraded LFP battery chemistry, the DELTA Pro Smart Extra Battery has a lifespan of 3000 complete cycles until it reduces to 80% capacity. You’ll get pretty much 10 years of power, even if you use it every day. That’s 6× longer than other power stations with a similar capacity and output.
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 Pro Smart Extra Battery with ease.
| Specification | Detail |
|---|---|
| Model Name | DELTA Pro Smart Extra Battery |
| Capacity | 3600 Wh |
| Battery Chemistry | LFP (Lithium Iron Phosphate) |
| Battery Cycle Life | ~6,500 cycles to 50% / ~3,500 cycles to 80% capacity |
| Weight | Approx. 84 lbs / 38 kg |
| Dimensions | 25 × 11.2 × 16.4 in / 63.5 × 28.5 × 41.6 cm |
| Applicable Models | EcoFlow DELTA Pro series |
| Extra Battery Port Input | 48 V, up to 3200 W Max |
| Extra Battery Port Output | 45 V–54 V, up to 4260 W Max |
| Shelf Life | 1 year (after full charge) |
| Operating Temperature Range | Charging: 0°C–45°C; Discharging: -10°C–45°C; Optimal ~20°C–30°C |
| Storage Temperature | -10°C to 45°C (optimal 20°C–30°C) |
| Protections / Safety | Overload, Over Temp, Short Circuit, Low Temp, Low Voltage, Overcurrent protections |
5.12 kWh Nominal Capacity: Provides substantial energy storage for homes and small commercial systems.
LiFePO₄ Battery Chemistry: Uses safe and stable lithium iron phosphate cells for long life and reliability.
100 Ah at 51.2 V Nominal: Balanced capacity and voltage for 48 V solar- and inverter-based systems.
1C Discharge Capability: Supports steady load powering and reliable energy delivery during outages.
Up to 50 Units in Parallel: Scale from a single 5.12 kWh to high-capacity systems (up to ~256 kWh or more) as needs grow.
Modular Installation: Easily expand or tailor capacity for residential and commercial applications.
Wall or Floor Mount: Supports both mounting options with a compact, space-saving footprint.
Wide Compatibility: Works with leading hybrid and solar inverters from brands like SMA, Victron, Solis, GoodWe, Deye, LuxPower, and more (varies by region and firmware/version).
Standard Communication: CAN / RS485 interfaces for inverter integration and system communication.
Real-Time System Monitoring: Built-in support for Wi-Fi/OTA enables remote monitoring and firmware updates (optional or included depending on region).
Smart BMS Protection: Provides multiple safeguards including over-charge, over-discharge, over-temperature, over-current, and short-circuit protections for safe, long-term operation.
≥6000 Life Cycles: Designed for extended service life even under frequent charge/discharge cycles.
Wide Operating Temperature: Typically operates across a broad temperature range (e.g., −20 °C to 55 °C) — often with optional self-heating for cold environments.
Optional Fire Suppression: Can include an intelligent fire extinguishing system capable of detecting and extinguishing a fire in ~5 s (optional accessory in some configurations).
IP20 Indoor Protection: Suitable for indoor installation, protected against dust and physical contact hazards.
Solar Energy Storage: Stores excess PV generation for night or cloudy days.
Backup Power: Keeps essentials running during utility outages.
Hybrid & Off-Grid Systems: Works with hybrid inverters for energy optimization and load shifting.
Expandable Storage Solutions: Easily scalable for larger energy systems by adding more units in parallel.
Large 10000 mAh Capacity — plenty of portable power for phones, tablets, earbuds, and small devices on-the-go.
Fast Wired Charging (Up to 65 W) via built-in USB-C cable — significantly speeds up charging/recharging.
Flash Recharge Support — gets to ~70 % in ~33 minutes and full in ~59 minutes on suitable chargers.
Qi2-Certified 15 W Wireless Charging — quick wireless charging for compatible devices like recent iPhones.
Smart Digital Display (TFT screen) — shows battery level, output status, and recharge time at a glance.
App Control & Customisation — use the EcoFlow app to personalise the display, enable Healthy Charging Mode, and even locate the device with an embedded buzzer.
Bluetooth Connectivity — smart features and monitoring via the EcoFlow app.
Strong Magnetic Attachment — N52 magnets provide a secure, anti-slip grip to compatible phones, making wireless use more reliable.
Built-In Kickstand — supports vertical or horizontal placement for hands-free viewing (video, calls, clock display).
Compact & Portable — slim, pocketable design (≈108 × 70 × 22.9 mm) and lightweight (~258 g).
Advanced Temperature Monitoring — rugged internal cooling system with real-time monitoring (~4.32 million checks/day) to prevent overheating and improve safety/lifespan.
Low-Temp Operation Structure — helps maintain performance and battery health during magnetic charging.
Broad Device Support — charges phones, tablets, laptops, earbuds, and other USB-C devices; wireless charging works best with Qi2-compatible devices (like newer iPhones).
Great for Travel & Daily Use — ideal for trips, commuting, or anywhere you need reliable portable power.
1024 Wh built-in capacity — enough to power devices for hours or support essential appliances during outages.
Expandable Energy Storage — supports adding one DELTA 2 Extra Battery or DELTA Max Extra Battery to expand capacity up to ~3072 Wh.
Durable LiFePO₄ Battery Chemistry — long lifespan with ~3000+ cycles to 80 % capacity (~10 years of regular use).
Advanced Battery Management System (BMS) — protects against overload, overheating, and other risks.
1800 W Pure Sine Wave AC Output — can run most home appliances, power tools, and electronics.
X-Boost Technology — boosts output for heavier loads up to ~2200–2400 W.
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.
Auto EPS/UPS Switch — automatic switch to battery power during grid outages for essential devices.
X-Stream Fast Charging (AC) — charges from 0 % to ~80 % in ~50 minutes and 100 % in ~80 minutes (AC).
Solar Charging Ready — supports up to 500 W solar input with MPPT for efficient green charging.
DC & Car Charging — supports vehicle charging (12 V/24 V) and DC input for extra flexibility.
App Control — monitor power use, set schedules, and adjust settings from your smartphone via Wi-Fi or Bluetooth.
Part of EcoFlow Ecosystem — integrates with EcoFlow solar panels, extra batteries, and accessories like portable air conditioners or other devices.
Home Backup-Ready — can be used as a plug-and-play backup power system with partial home integration.
Lightweight for Its Class (~27 lb / 12 kg) — portable enough for outdoor trips, RVs, job sites, and emergency kits.
Safe for Indoor Use — emission-free, quiet, and clean compared with gas generators.
✔ 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.
Compact, Plug-and-Play Design: Lightweight and elegant, it features quick-connect AC/DC terminals for streamlined installation.
Single-Phase with Dual MPPT: Operating at 6 kW, this hybrid inverter boasts two MPPT channels for optimized solar energy harvesting and flexibility with panel configurations.
High Efficiency: Achieves peak efficiency around 97.6%, European efficiency of 96.7%, and MPPT efficiency up to 99.9%.
UPS-Level Backup (<10 ms): Ensures seamless power supply during grid outages, supporting heavy loads like air conditioners with minimal interruption.
Parallel Operation (up to 3 units): Supports expandable system design by enabling multiple units in parallel for greater backup capacity.
Load & Generator Management: Smart energy control capabilities allow dynamic power flow management across solar, battery, grid, and generator sources.
Low-Voltage Battery Compatible: Supports 48 V systems (battery voltage range 40–60 V), with 60 A continuous charge/discharge current.
Optimized Self-Consumption: Intelligent energy flow controls help maximize solar use and minimize utility feed-in and bills.
Robust Protection Suite: Includes integrated protection for SPD (Type II on DC side), anti-islanding, reverse polarity, insulation resistance monitoring, residual current detection, overcurrent, short-circuit, and surge protection. AFCI is available optionally.
Smart Home Integration: Supports multiple communications (Wi-Fi, RS485, CAN, SMS) with load control, dynamic power export limiting, and smart home compatibility.
Fanless & Quiet Operation: Cools via natural convection—no fans, low noise, and reliable performance.
Remote Shutdown Capability: Enables safety-compliant remote shutdown via communication interface.
Smart Monitoring Tools: LED indicators and app connectivity allow real-time and historical system performance tracking.
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