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.
5000 mAh Capacity — portable energy to charge phones and small devices on the go.
Magnetic Attachment — built-in N52 magnets for strong magnetic hold on compatible phones (similar to MagSafe), preventing slipping during use.
Qi2-Certified Magnetic Wireless Charging (15 W) — wireless charging that’s faster and more stable with Qi2 support.
Fast Wired Charging (30 W) — USB-C PD wired input/output at up to 30 W for quick device charging and recharge of the power bank itself.
Dual USB-C Ports —
C1: USB-C built-in cable (input/output)
C2: Standard USB-C port (input/output)
Built-in Stand & Anti-Slip Design — kickstand supports upright or horizontal device placement for video calls, media viewing, etc.
Advanced Temperature Monitoring & Cooling — internal cooling structure with real-time temperature monitoring (millions of checks per day) to reduce heat and prolong battery life.
Low Self-Discharge — retains >95 % of charge over a month, making it great for occasional use without frequent recharging.
Compact & Lightweight — slim portable form factor (~108 × 70 × 14.4 mm; ~180 g) ideal for travel, pockets, and daily carry.
Two-Year Warranty — peace-of-mind coverage for quality and performance.
Emergency phone backup on commutes or travel.
Magnetic wireless charging for Qi2-compatible devices (e.g., newer iPhones).
Hands-free device use with the kickstand for streaming or video calls.
Fast PD charging for small devices like earbuds, watches, and tablets.
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.
Built-in 298Wh Battery for off-grid operation — cools items at 39°F (4°C) for up to ~43 hours (35L) or ~39 hours (45L/55L) on a full charge.
Efficient Cooling System — uses a high-efficiency copper wire compressor that cools quickly with reduced power use, extending battery life.
Precise Temperature Control — advanced sensors keep temperatures stable within ±1°C / ±1.8°F.
Temperature Modes — includes Max Mode for rapid cooling/freezing and Eco Mode to reduce power draw and extend run time.
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.
Single-Zone Option (35L) — switchable between fridge and freezer in the smaller model.
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.
Dual-Sided Door Access and hidden wide handles make loading, unloading, and transport easier.
Thick Insulation & Sealing — ~2-inch foam and superior sealing improves cooling retention and reduces energy loss.
Multiple Charging Options:
AC Power Adapter (100–240 V, 95 W max)
Car Charging (12 V/24 V, ~100 W)
Solar Input (11–30 V, ~110 W max)
Doubles as a Power Bank: A 100 W USB-C port lets you charge phones/laptops while cooling.
Low Power Consumption: Quiet operation (< 38.5 dB) and energy-efficient cooling.
App Control: Monitor and adjust settings, view real-time battery status, set temperature, schedule shutdowns via the EcoFlow app.
Temperature Alerts: Get notified if internal temperatures drift too far, protecting food safety.
Versatile Use Cases: Ideal for car camping, RV trips, tent camping, tailgating, grocery transport, and outdoor excursions.
Rugged & Portable: Designed with a balanced weight, integrated handles, and protective casing to stand up to outdoor conditions.
Wide Operating Range: Works well in ambient temps from approximately –10°C to 50°C (14°F to 122°F).
IPX4 Splash Resistance — protection against splashing water, helpful outdoors.
Refrigerant: Uses eco-friendly R600a cooling gas.
Warranty: Typically offers a 2-year warranty.
Off-grid cooling for weekend trips
Keeping drinks and perishables chilled on long drives
Tailgating or outdoor gatherings
Backup fridge/freezer during power outages
5.12 kWh Nominal Energy — provides substantial energy storage per unit (51.2 V × 100 Ah).
LiFePO₄ Chemistry — safe, stable, and long‑lasting battery cells with superior thermal and chemical stability.
Long Cycle Life: Rated for ≥ 6000+ cycles, meaning many years of dependable performance.
1C Max Discharge Rate: Supports strong power output for various loads.
Recommended Charge/Discharge Current: ~50 A — balanced for everyday energy storage use.
Max Continuous Charge/Discharge: 75 A charge / 100 A discharge, with short peak current up to 110 A (approx. 15 s).
90 % Depth of Discharge (DoD): High usable capacity with minimal energy wasted.
Parallel Expandability: Up to 50 units can be connected in parallel, allowing total system capacity up to ~256 kWh.
Flexible Installation: Designed for wall‑mount, floor‑standing, or stacked installation — adaptable to space constraints and system layout.
Smart BMS (Battery Management System): Built‑in protections for over‑charge, over‑discharge, over‑current, temperature & short‑circuit safety.
Communication Protocols: Supports CAN, RS485, RS232 interfaces for system integration and monitoring.
Optional App/Remote Monitoring: Optional Wi‑Fi/APP monitoring and remote firmware upgrade support available.
Wide Inverter Compatibility: Works with major inverter brands (e.g., SMA, Victron, Solis, GoodWe, Growatt, DEYE, etc.).
Certified & Safe: Designed to meet safety standards like UN38.3, CE‑EMC, IEC62619, ensuring compliance and reliability.
Protection Level: IP20 indoor rating for safe residential installation.
Operating Temperature Range: Designed to handle a broad range of temps, with optional heating function for cold environments.
Reliable Backup Power: Keeps essential circuits running during grid outages.
Solar Energy Storage: Efficient storage of excess PV generation for use at night or during low‑sun periods.
Energy Independence: Modular expansion lets homeowners grow storage capacity over time.
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