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 Battery Capacity: ~2048 Wh — ideal for long runtimes and heavy use.
Expandable Energy Storage: Expand up to ~6144 Wh by adding up to two smart extra batteries.
Long Lifespan: LiFePO₄ (LFP) battery chemistry rated for ~3,000 cycles to 80%+ capacity — about 10 years of daily use.
Strong AC Output: Multiple AC outlets with ~2400 W continuous output, surge up to ~4800 W.
X-Boost High-Power Mode: Up to ~3100 W (or more depending on region/model), so it can run most appliances and power tools.
Multiple Ports: USB-A, USB-A fast charge, USB-C (100 W), car power, DC5521 — versatile for consumer electronics and smaller gear.
Fast AC Charging: High-rate X-Stream AC charging for rapid recharge.
Solar Charging Support: Up to ~1000 W solar input (via dual solar ports) for fast green power capture.
Car Charging: Supports 12 V/24 V car battery charging.
App Connectivity: Wi-Fi & Bluetooth connection with EcoFlow app — monitor and manage power flow, inputs, outputs, and battery status.
Advanced Power Management System: Built-in BMS protects against over-voltage, over-current, high temperature, and more.
Quiet Operation: Lower noise levels than many similarly sized power stations.
Robust & Portable: Reinforced ports, solid casing with fire-resistant materials, reinforced handles.
Lightweight for Capacity: 2 kWh class but lighter than many similar LFP units.
Versatile Use: Suitable for home backup, camping, RV life, off-grid living, and emergency power.
Home backup power (lights, fridges, routers, medical devices).
Outdoor or off-grid adventures (camping, cabins, RVs).
Running high-power tools or appliances thanks to high AC output.
Solar-powered energy storage systems with high MPPT efficiency.
Smart monitoring & energy management via mobile app
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 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.
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).
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.
Built-in Battery Management System (BMS) protects against over-voltage, over-current, over-temperature, short circuits, and other electrical risks.
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.
High Capacity: 4096 Wh built-in battery — robust energy storage for long runtimes.
Expandable Storage: Can expand up to 12 kWh with up to two extra batteries (single unit) and up to 36–48 kWh in larger systems with multiple units and batteries.
Long Lifespan: LFP (LiFePO₄) battery chemistry with ~4000 cycles to 80 % capacity for years of use.
IP65 Rated Battery Pack: Enhanced durability against dust and water for outdoor and rugged use.
Strong AC Output: 4000 W continuous power with 8000 W surge — enough for heavy appliances like refrigerators, well pumps, and HVAC systems.
X-Boost Support: Can support up to 6000 W of devices using X-Boost mode.
Multiple AC Outlets: Standard 120/240 V outputs for wide appliance compatibility.
USB Outputs:
2 × USB-A Fast Charge ports (up to 18 W each)
2 × USB-C Outputs (up to 100 W each)
12 V DC Outputs: Total 378 W via DC5521 and Anderson ports.
Wi-Fi, Bluetooth & CAN: Smart connectivity for app monitoring and control.
Solar Input: Up to 2600 W solar with two MPPT inputs (high-PV and low-PV) for fast renewable charging.
AC Charging: High-rate AC input for quick recharge.
Car & DC Charging: Supports 12 V and higher-voltage inputs for flexible charging on the go.
10 ms UPS: True uninterruptible power source keeps critical devices running seamlessly during outages.
App Control & Monitoring: Manage outputs, monitor battery status, and control charging remotely via EcoFlow app (Wi-Fi/Bluetooth).
Scalable System Support: Can be linked with multiple DELTA Pro 3 units, Smart Extra Batteries, Smart Generators, and Smart Home Panel for larger home backup systems.
Solid Build: Durable construction with rugged design for indoor/outdoor use.
Portable Design: Integrated wheels and handles help with mobility despite heavyweight size (~51.5 kg / 113.5 lb).
Quiet Operation: Advanced engineering yields low operational noise similar to other EcoFlow units.
✅ Great For:
Whole-home backup power during outages.
Off-grid living or cabin power systems.
RV or mobile home electrical needs.
Running high-draw appliances and tools reliably.
High Extra Capacity: Adds 4096 Wh of additional energy storage to your DELTA Pro 3 system — effectively increasing usable battery capacity.Scalable Storage: Supports expandable system capacity up to 12 kWh when paired with two extra batteries.
LFP Battery Chemistry: Uses long-lasting LiFePO₄ (LFP) cells for durability, safety, and efficiency.
Long Cycle Life: Designed for ~4000 life cycles to 80 % capacity, giving years of reliable performance.
Plug-and-Play Setup: Easy plug-in installation with the EcoFlow DELTA Pro 3 — no complex wiring required.
Compact & Portable: Relatively compact design for a large-capacity battery, making it suitable for home backup, RV use, or off-grid systems.
LED Display: Built-in LED array display for monitoring status and performance at a glance.
Wi-Fi & Bluetooth Control: Remote monitoring and control via the EcoFlow app when connected with the main DELTA Pro 3 unit.
Wide Temperature Support:
Charging: 0 °C to 45 °C / 32 °F to 113 °F
Discharge: -10 °C to 45 °C / 14 °F to 113 °F
Storage: -10 °C to 45 °C
Built-in BMS: Battery Management System for protection against over-voltage, over-current, temperature extremes, and other issues (typical in EcoFlow LFP batteries).
Designed for EcoFlow DELTA Pro 3: Works seamlessly with the DELTA Pro 3 portable power station.
Stackable Expandability: You can add more than one extra battery to increase total energy storage.
5-Year Warranty: Covered by EcoFlow’s standard warranty for peace of mind.
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