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.
₨ 434,999 ₨ 568,499
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.
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.
Introducing the world’s first portable home battery with an expandable ecosystem for home backup, outdoor recreations, professional production, smart energy management, lower energy bills, and more. The EcoFlow DELTA Pro is the next leap in portable power technology, offering you power security and independence, wherever you are.
A single DELTA Pro unit packs 3600W AC output, expanded up to 4500W with X-Boost technology. Power 99.99% of heavy-duty devices at home, outdoors, or at work. You can even pair two units together to achieve 7200W.With its long-lasting power, even during power outages, your kitchen stays fully powered and worry-free.
With a DC-coupled EcoFlow Smart Generator, get up to 40% more efficient charging with less energy loss
Never run out of power on your road trips with the EcoFlow 800W Alternator Charger. Utilize the excess energy generated by your vehicle to turn every minute on the road into a free battery recharge.
Replace noisy, smoky generators with a silent, fume-free, portable home battery. Unlike generators, batteries are ideal for both outdoor and indoor use, running all your essentials during a blackout. And, with the help of solar energy, recharge during an extended outage.
Take your home backup power to the next level and completely free yourself from the grid by seamlessly integrating DELTA Pro with your home circuits via the Smart Home Panel. With uninterrupted power and smart energy management using the EcoFlow app, lower your energy bills and carbon footprint from the palm of your hand.
The EcoFlow DELTA Pro ecosystem stores energy during the day, reducing your reliance on the grid and lowering your bills by combating peak energy rates. Integrate DELTA Pro with your home using the EcoFlow Smart Home Panel, then use the EcoFlow app to break down your energy habits or customize your energy usage to fit your needs.
Draw power from your DELTA Pro(s) to power your home during peak rate hours, lowering your bills and reducing pressure on the grid. Use low-cost or renewable energy during off-peak hours to recharge your DELTA Pro(s).
DELTA Pro sports a brand-new LFP battery with 6500 cycles, which means you can use DELTA Pro for years and years before your unit reaches 50% of the original capacity. EcoFlow’s battery management system provides real-time analysis and regulation of voltage, current, and temperature. This unique protection mechanism makes DELTA Pro an incredibly safe and efficient home battery.
| Specification | Detail |
|---|---|
| Capacity | 4 kWh (~3600 Wh nominal) |
| Battery Chemistry | LFP (LiFePO₄) |
| Expandable Capacity (System) | Up to 10.8 kWh |
| Cycle Life | ~6,500 cycles to 50% / ~3,500 cycles to 80% capacity |
| Net Weight | Approx. 99 lb (45 kg) |
| Dimensions (mm) | Approx. 635 × 284 × 420 mm |
| Dimensions (in) | Approx. 25 × 11.2 × 16.4 in |
| AC Output | 4 outlets, 230 V/16 A, 3600 W (Surge 7200 W) |
| USB-A Output | 2 ports, 5 V ⎓ 2.4 A / 12 W Max |
| USB-A Fast Charge | 2 ports, 5 V/9 V/12 V, 18 W Max per port |
| USB-C Output | 2 ports |
| DC5521 Output | 2 ports, 12.6 V ⎓ 3 A, 38 W Max per port |
| DC Output (12V/24V) | 12.6 V ⎓ 30 A, 378 W Total |
| Car Power Output | 12.6 V ⎓ 10 A, 126 W Max |
| UPS | 10 ms switchover ◆ |
| Warranty | 5 years |
| Supported Extra Battery | EcoFlow DELTA Max Smart Extra Battery ✓ |
| Supported Extra Battery | DELTA 2 Max Smart Extra Battery ✓ |
The capacity is typically marketed around 4 kWh, which is based on the ~3600 Wh nominal cell capacity.
UPS 10 ms † means fast switchover suitable for most electronics.
Large Built‑in Capacity: ~10.24 kWh nominal energy per unit — suitable for household loads, backup power, and solar energy storage.
LiFePO₄ Battery Chemistry: Uses safe, stable lithium iron phosphate cells for long life and enhanced safety.
Parallel Expansion: Supports up to 50 units in parallel, enabling energy systems from ~10.24 kWh up to ~512 kWh (or more depending on configuration) for larger homes or commercial systems.
Modular Design: Flexibly adjust capacity by adding additional PowerBox G2 modules as energy needs grow.
1C Charge & Discharge Rate: Delivers strong power output with max discharge power ~10.24 kW and continuous current ~200 A.
High Peak Current: Can support peak discharge current up to ~300 A (2 min) for handling surge loads.
High Depth of Discharge: ~95 % DOD helps maximise usable energy from each cycle.
Built‑in Fire Protection: Active aerosol fire‑suppression system responds in ~5 seconds upon detecting abnormal heat or fire conditions.
Wide Operating Temperature: Operates reliably from ~–20 °C to +55 °C and supports optional self‑heating for cold climates.
Long Lifespan: LFP cells deliver ≥ 8000 cycles and ~10 years warranty with reliable performance over time.
Smart & Convenient
Integrated BMS: Intelligent Battery Management System protects against over‑charge, over‑discharge, over‑current and temperature extremes.
Built‑in Wi‑Fi & App Control: Smart monitoring and remote control with OTA firmware updates for easy system management (region dependent).
Communication Interfaces: Supports CAN/RS485 for seamless integration with hybrid or off‑grid inverters.
IP65 / IP66 Protection: High weatherproof rating makes the unit suitable for indoor or outdoor installation.
Slim & Space‑Saving Design: Reduced weight and volume (≈30 % smaller / 15 % lighter than predecessors) allow easier wall‑mount or floor installation.
Quiet Operation: Suitable near living spaces with minimal noise during use.
Home backup power during outages.
Solar energy storage to maximise self‑consumption and reduce bills.
Hybrid or off‑grid installations with inverter compatibility.
Commercial or large‑capacity energy systems when multiple units are paralleled.
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.
LiFePO₄ (Lithium Iron Phosphate) chemistry — safe, thermally stable, and long-lasting compared with traditional lead-acid batteries.
Nominal Capacity: 100 Ah at 25.6 V, equating to ~2.56 kWh of usable energy.
Depth of Discharge (DOD): High usable energy with ~90–95 % DOD for efficient daily use.
1.3C Discharge Rate: Supports higher discharge for powering multiple loads without strain.
Recommended/Max Currents: Typically ~50 A recommended charge/discharge with peaks up to ~130 A for short bursts (≈30 min).
Fast Charge Capability: Can handle up to ~75 A charge current for efficient recharging.
Parallel Expansion: Up to 16 DL2.5 units can be connected in parallel, scaling total storage from ~2.56 kWh up to ~40.96 kWh for larger systems.
Flexible Installation: Compact design supports wall-mounted or floor-standing setups.
Integrated BMS: Protects against over-charge, over-discharge, over-current, abnormal temperature, and short circuits.
Cell Balancing: Automatic balancing for enhanced performance and longer battery life.
Communication Options: CAN / RS485 and optional Wi-Fi monitoring for integration with inverters and energy management systems.
Long Cycle Life: Rated for ≥6000 cycles, translating to many years of reliable operation.
Safe Operation Range: Operates across wide ambient temps — charging 0 °C to +55 °C and discharging −20 °C to +55 °C.
IP20 Protection: Indoor-rated design suitable for typical residential or small commercial installations.
Compact Dimensions: ~481 × 221 × 133 mm — compact footprint for easier placement.
Weight: ~23 kg — relatively lightweight for its capacity and easy to handle.
Efficient Space Use: Reduced volume compared with older battery tech, making installation simpler.
✔ Residential solar energy storage — stores excess solar generation for nighttime or backup use.
✔ Backup power systems — keeps essential circuits running during outages.
✔ Off-grid or hybrid applications — pairs with inverters for off-grid energy independence.
✔ Scalable energy systems — grow your battery bank by adding more DL2.5 units.
Large Capacity: Nominal energy of ~14.336 kWh with a 51.2 V / 280 Ah LiFePO₄ battery — ideal for significant residential or commercial storage needs.
Advanced LiFePO₄ Chemistry: Stable and safe Lithium Iron Phosphate (LiFePO₄) cells offer superior thermal stability, safety, and longer life compared to traditional lead-acid batteries.
High Depth of Discharge: Up to 95 % usable capacity — lets you use most of the battery’s stored energy without damaging cells.
Long Cycle Life: Designed for ~8000+ cycles (~10 years) of operation, meaning years of reliable service with high efficiency.
Strong Charge/Discharge Currents:
• Recommended charge/discharge current ~140 A (0.5C)
• Max charge current ~200 A
• Max discharge current ~200 A
These high currents support powering large inverter loads in backup or off-grid systems.
Continuous Discharge Power: Capable of supporting up to ~10 kW of continuous discharge in some configurations.
Integrated Battery Management System (BMS): Provides protections against over-charge, over-discharge, over-current, over-temperature, and short circuits for safer long-term use.
Communication Interfaces: CAN and RS485 communication protocols enable easy connection to inverters and monitoring systems.
Built-in Wi-Fi Module: Some models include Wi-Fi for live system monitoring and OTA firmware updates via mobile apps.
Parallel Expansion: Supports up to 50 modules in parallel, letting you scale capacity from ~14.3 kWh up to ~716.8 kWh for larger systems without a hub.
Ideal for residential storage, off-grid systems, commercial energy backup, or hybrid solar installations.
Safety Certifications: Meets global safety standards including UN38.3, CE, and IEC62619.
Optional Fire Protection System: Some versions support an aerosol fire extinguishing module for enhanced protection in harsh environments.
Protection Rating: Typically IP20 for indoor battery installations.
Robust, Compact Build: Designed for floor-standing residential energy storage.
Easy Installation: Smaller footprint and lighter weight profile compared to older battery designs make installation easier.
Wide Operating Temperature: Operates from 0 °C to 55 °C for charging and –20 °C to 55 °C for discharging, accommodating various climates.
Solar hybrid systems (on-grid/off-grid) with compatible inverters (e.g., SMA, Victron, Solis, GoodWe, Deye, Growatt).
Home backup power during outages.
Commercial energy storage and demand shifting.
Scalable energy solutions where future expansion is needed.
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