EcoFlow DELTA Pro Portable Power Station

Introduction

The EcoFlow DELTA Pro Portable Power Station is a powerful, versatile, and highly expandable energy solution designed for both home backup and outdoor use. With a base capacity of 3.6kWh, it can be expanded to 25kWh, making it suitable for a wide range of applications, from camping and RV trips to whole-home backup power. Its 3600W continuous AC output can be boosted to 4500W with X-Boost technology, allowing it to power 99.99% of heavy-duty devices. The DELTA Pro features a rugged design, multiple charging methods (solar, wall, and car), and supports a variety of output ports, including AC, USB, and DC5521.

The target audience includes outdoor enthusiasts, homeowners seeking backup power solutions, and individuals in need of reliable portable energy. The EcoFlow DELTA Pro Portable Power Station is generally priced between $1,000 and $3,000, depending on the configuration and availability. It is widely available through various retailers and EcoFlow's official website.

Specifications

General Information

Model: EFYJ751-PCS-US
Weight Approx.: 31.7 kg
Dimensions Approx.: 690 × 481 × 214 mm (27.2 × 18.9 × 8.4 in.)
Wi-Fi Frequency range:: 2,412-2,462 MHz/2,422-2,452 MHz
Maximum output power: 0.3597 W
Bluetooth Frequency range: 2,402-2,480 MHz
Maximum output power: 0.0109 W

Output Information

AC Output: (Discharging) Pure sine, 7,200 W total, 120/240 V~ 60 HzAC Output (Bypass) 100-120 V~30 A max, 50/60 Hz
USB-A:l（×2） 5 V⎓2.4 A, 12 W max per port, total 24 W
USB-C :(×2) 5/9/12/15/20 V⎓5 A, 100 W max per port, total 200 W
DC Output: (×1) 12.6 V⎓30 A, 378 W max

Input Specifications

AC Input :(Charging) 100-120 V~15 A; 200-240 V~12.5 A, 50/60 Hz
AC Input: (Bypass) 100-120 V~ 15 A, 50/60 Hz (duration < 3hrs when the current exceeds 12A)
Power Input/Output :Port 100-120 V~30 A, 200-240V~30 A, 50/60 Hz
High Voltage: PV Input 80-450 V⎓15 A max, 4,000 W max
Low Voltage: PV Input 30-150 V⎓15 A max, 1,600 W max

Ambient Temperature

Discharging Temperature −20°C-45°C (−4°F-113°F)
Charging Temperature −20°C-45°C (−4°F-113°F)
Storage Temperature −20°C-45°C (−4°F-113°F) (optimum at 20°C-30°C/68°F-86°F)

Other Information

Altitude: ≤3,000 m (≈9,842 ft)
IP Rating: IP54
Noise Level: <30 dB
UPS Backup: UPS <20 ms, online UPS 0 ms
Communication Method: CAN & Wi-Fi & WAN & 4G

What's in the Box

EcoFlow DELTA Pro Ultra

EcoFlow DELTA Pro Portable Power Station-BOX

EcoFlow DELTA Pro Portable Power Station-BOX-C

Optional Components (not in the box)

EcoFlow DELTA Pro Portable Power Station-BOX-B

4G dongle port
AC output socket (120V 20A max. per port) - Backup UPS
AC output socket (120V 20A max. per port) - Online UPS
AC output socket (120V 30A max.) - Online UPS
AC output socket (120V/240V 30A max.) - Backup UPS
Ground screw
AC charging input port
AC charging speed switch
High-PV input port
Lock hole
PV switch
Power input/output port
Battery port
USB-C 100W output port
AC power button
Main Power button
DC power port
USB-A output port
DC output button
Low-PV input port

EcoFlow DELTA Pro Portable Power Station-BOX-A

Installation

EcoFlow Portable Stand Installation

EcoFlow DELTA Pro Portable Power Station-INSTALLATION- (2)

EcoFlow DELTA Pro Portable Power Station-INSTALLATION- (3)

EcoFlow DELTA Pro Portable Power Station-INSTALLATION- (4)

EcoFlow DELTA Pro Portable Power Station-INSTALLATION- (5)

EcoFlow DELTA Pro Portable Power Station-INSTALLATION- (6)

EcoFlow DELTA Pro Portable Power Station-INSTALLATION- (7)

EcoFlow DELTA Pro Portable Power Station-INSTALLATION- (1)

Maintenance

EcoFlow DELTA Pro Ultra

Ask qualified personnel to check or maintain the product, and replace the original components with identical replacements.
Use clean and dry cloth or paper to clean dirt or stains off the ports. Do not clean the product with chemicals or corrosive materials.
For safety reasons, turn off the product before maintenance to avoid the risk of electric shock.
Check the product regularly according to the following checklist：

EcoFlow DELTA Pro Portable Power Station-MAIMTAINANCE

EcoFlow DELTA Pro Portable Power Station-MAIMTAINANCE-A

Troubleshooting

Common issues with the EcoFlow DELTA Pro include:

Power Output Issues: Ensure all cables are securely connected. Check for any blockages or damage to the ports.
Charging Problems: Verify the charging method (solar, wall, or car) and ensure the power station is properly connected.
Error Codes: Refer to the user manual for specific error codes and their solutions. For persistent issues, contact EcoFlow support.

Preventive measures include regular software updates and maintaining a clean environment around the device. EcoFlow offers comprehensive warranty and support options, including online resources and customer service via phone or email.

Pros & Cons

Pros

High Capacity and Expandability: Offers a base capacity of 3.6kWh, expandable to 25kWh, making it suitable for various applications.
Powerful Output: Supports a continuous AC output of 3600W and peak output of 7200W, with X-Boost up to 4500W.
Multiple Charging Methods: Supports solar, wall, and car charging, providing flexibility in different environments.

Cons

Weight and Portability: Weighs approximately 99 lbs, which may be heavy for some users.
Cost: The price can be prohibitive for some budgets, especially when considering the full expandable capacity.

Despite its weight and cost, the EcoFlow DELTA Pro offers excellent value for money due to its high performance and versatility.

Customer Reviews

Customers praise the EcoFlow DELTA Pro for its reliability, expandability, and ability to power a wide range of devices. Common praises include its robust build quality and the ease of use. However, some users find it heavy and expensive. The product averages a 4.5-star rating, with many users recommending it for both home and outdoor applications.

To purchase, we recommend checking the official EcoFlow website or authorized retailers for the latest configurations and offers.

Conclusion

The EcoFlow DELTA Pro Portable Power Station is a top choice for those seeking a reliable, high-capacity energy solution. Its versatility, powerful output, and expandable design make it ideal for diverse applications. Whether you're an outdoor enthusiast or a homeowner looking for backup power, the DELTA Pro is a solid investment.

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