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The Verdict
The EF ECOFLOW DELTA Pro portable power station delivers formidable power, solidifying its position for demanding energy requirements.
Value:
This unit stands out with its massive 3600Wh LFP battery capacity, readily expandable to 25kWh with additional batteries, providing extensive home backup or off-grid power. Users benefit from a substantial 3600W AC output, boosting to 4500W with X-Boost technology, or an impressive 7200W when paired with a second unit, capable of powering 99.99% of heavy-duty appliances. Charging is exceptionally fast, with X-Stream technology recharging the battery in 1.8 hours via 240V outlets, 2.7 hours from a standard wall outlet, or 2.8 hours with optimal solar input. The versatility of five charging methods, including EV station compatibility, offers unparalleled flexibility. Smart App Control provides comprehensive monitoring and customization, enhancing the user experience. Furthermore, the potential for a 30% Residential Clean Energy Credit adds a significant financial incentive.
Trade-off:
The DELTA Pro's substantial power comes with considerable weight, clocking in at nearly 99 pounds (~45kg). While equipped with wheels and a telescoping handle, its size and bulk limit true portability, making it best suited for semi-permanent setups rather than frequent transport over uneven terrain. Users report some fan noise under heavy load. It functions as an Emergency Power Supply (EPS) with a 30ms transfer time, which is not fast enough for uninterrupted power supply (UPS) for highly sensitive electronics. Additionally, simultaneous charging via solar and AC inputs requires manual switching, which can be an inconvenience for continuous hybrid charging setups.
Despite the considerable weight and a premium price point, the EcoFlow DELTA Pro's immense capacity, robust output, and diverse charging options make it a definitive buy for those prioritizing reliable, high-power backup or extensive off-grid energy solutions. Its limitations are largely a consequence of its powerful capabilities, and for the user needing serious wattage and substantial runtime, the value proposition remains strong.
Value:
This unit stands out with its massive 3600Wh LFP battery capacity, readily expandable to 25kWh with additional batteries, providing extensive home backup or off-grid power. Users benefit from a substantial 3600W AC output, boosting to 4500W with X-Boost technology, or an impressive 7200W when paired with a second unit, capable of powering 99.99% of heavy-duty appliances. Charging is exceptionally fast, with X-Stream technology recharging the battery in 1.8 hours via 240V outlets, 2.7 hours from a standard wall outlet, or 2.8 hours with optimal solar input. The versatility of five charging methods, including EV station compatibility, offers unparalleled flexibility. Smart App Control provides comprehensive monitoring and customization, enhancing the user experience. Furthermore, the potential for a 30% Residential Clean Energy Credit adds a significant financial incentive.
Trade-off:
The DELTA Pro's substantial power comes with considerable weight, clocking in at nearly 99 pounds (~45kg). While equipped with wheels and a telescoping handle, its size and bulk limit true portability, making it best suited for semi-permanent setups rather than frequent transport over uneven terrain. Users report some fan noise under heavy load. It functions as an Emergency Power Supply (EPS) with a 30ms transfer time, which is not fast enough for uninterrupted power supply (UPS) for highly sensitive electronics. Additionally, simultaneous charging via solar and AC inputs requires manual switching, which can be an inconvenience for continuous hybrid charging setups.
Despite the considerable weight and a premium price point, the EcoFlow DELTA Pro's immense capacity, robust output, and diverse charging options make it a definitive buy for those prioritizing reliable, high-power backup or extensive off-grid energy solutions. Its limitations are largely a consequence of its powerful capabilities, and for the user needing serious wattage and substantial runtime, the value proposition remains strong.
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About this product
- Large Capacity. Featuring a 3600Wh LFP battery capacity, DELTA Pro provides strong electrical storage for home battery backup power supply and outdoor camping. Applied with DELTA Pro Extra Batteries or Smart Generators, the electric generator can expand its capacity from 3.6kWh to 25kWh.
- Maximum Output Flexibility. A single DELTA Pro unit packs a 3600W AC output, which can be expanded up to 4500W with X-Boost technology. You can even pair two units together to achieve 7200W. Power 99.99% heavy-duty devices at home, outdoors, or at work. With 15 output methods: 2*USB-A, 2*USB-A Fast Charge, 2*USB-C (100W), 5*AC Outlets, 2*DC Outlets, 1 car power output and 1 Anderson port, the solar power station grants the ability to power multiple devices at the same time.
- X-Stream Fast Charging. Fully recharge the lifepo4 battery in 1.8 hrs with 240V outlets(3000W), 2.7 hrs with 1800W wall outlets or solar charged in 2.8 hours with 4*400W solar panels thanks to the industry-leading solar conversion efficiency of up to 23%. EcoFlow’s X-Stream charging technology isn't just fast, it's safe too with the battery management system.
- 5 Ways to Charge. Pick from EV station charging, solar, wall outlets, using the smart outdoor generator or via a car outlet. Faster than any other 3000 watt solar generator. Keep going for miles when your electric vehicle runs out of battery. Either at home or on the go, DELTA Pro will have you back on the road in no time.
- Smart App Control. Use the EcoFlow app via Wi-Fi or Bluetooth. Monitor the status of all your devices and power sources that are charging your portable power station. Check on charge level, temperature and charge/discharge times. Control from afar and customize all settings, such as battery life, input/output, and more. Break down your energy habits or customize your energy usage to fit your needs.
Specifications
- Brand
- EF Ecoflow
- Model
- EFD500
- Running Watts
- 3600 W
- Type
- Power Station
- Brand
- EcoFlow
- Battery
- 3600 Wh
- Features
- App Control
- Receptacles
- USB-A, USB-C, 12V DC
- Use
- Home Backup, Camping, Tailgating, RV Ready
- Fuel
- Solar
- Starting Watts
- 4500 W
- Starter
- Electric Starter
- Portability
- Wheels, Folding Handles
- Width
- 25 inches
- Height
- 11.2 inches
- Depth
- 16.4 inches
- Weight
- 99 Pounds
- Colour
- 120V/3600Wh
- Warranty
- 5 year manufacturer
- Part number
- EFD500
- Manufacturer
- ECOFLOW
- UPC
- 842783127488
- GTIN
- 00842783127488






