EcoFlow Delta Pro Power Station Error Codes & Fixes

The EcoFlow Delta Pro portable power station is a mobile and powerful energy storage unit that can provide you with the power to run home appliances during a blackout. However, there are some error indicators that may appear that you will need to address.

The following are the most common errors that appear while operating the EcoFlow Delta Pro:

Error – USB-A Overload
Protection

Cause:

The USB overload indicator is flashing due to too much energy load drawn through the USB-A port.

Solution:

Remove the attached electrical device from the USB-A port and normal operation will resume.

Error – USB-C Overload
Protection

Cause:

The USB overload indicator is flashing due to too much energy load running through the USB-C port.

Solution:

Remove the attached electrical device from the USB-C port and the unit will resume normal operation.

Error – USB-C High Temperature Protection

Cause:

The USB-C temperature indicator is flashing because the unit becomes too hot.

Solution:

Allow the product to cool down and normal operation will resume automatically.

Error – High Temperature Charge Protection

Cause:

The temperature and battery recharge indicators are flashing due to the battery becoming too hot.

Solution:

The unit will resume charging automatically once the battery cools down.

Error – High Temperature Discharge Protection

Cause:

The battery and temperature indicators are flashing because the battery has become too hot.

Solution:

The battery needs to cool down, then the power supply will resume automatically.

Error – Low Temperature
Charge Protection

Cause:

The battery recharge time and temperature indicators are flashing because the battery temperature is too low.

Solution:

Battery charging will be resumed automatically once the battery temperature rises to above 41°F.

Error – Low Temperature Discharge Protection

Cause:

The temperature indicator is flashing because the battery temperature dropped too low.

Solution:

Once the battery temperature rises above 10°F, the power supply will be resumed automatically.

Error – AC Output Overload Protection

Cause:

The output overload indicator is flashing due to a connected device.

Solution:

Disconnect the overloaded device and restart the machine. Normal operation will then resume automatically. Only use electrical appliances that are within the unit’s power limitations.

Error – AC High Temperature Protection

Cause:

The temperature indicator is flashing due to the high unit temperature.

Solution:

Check the fan inlet and outlets to make sure it is not blocked. Once cleared, the machine will start normal operation automatically when the temperature drops.

Error – AC Low Temperature Protection

Cause:

The temperature indicator is flashing.

Solution:

The unit will resume normal operation once it is placed within the recommended environmental temperatures.

Error – Fan Blockage

Cause:

The fan indicator is flashing.

Solution:

Check if the fan is blocked by any type of foreign object or material.

Error – Car Charger Overload Protection

Cause:

The overload indicator light is flashing because of a device attached to the car charger.

Solution:

Remove the device attached to the car charger and the unit will return to normal operation.

Error – Car Charger High Temperature Protection

Cause:

The temperature indicator is flashing because the car charger has become too hot.

Solution:

Allow the unit to cool down and it will resume normal operation automatically.

Error – Battery Failure

Cause:

The battery indicator light stays on. The cause may be unknown.

Solution:

Due to an unknown cause, you may need to contact EcoFlow customer service for help.

If any of these errors remain after implementing the solutions, contact the manufacturer or dealer for further assistance.

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Nick Klamecki, Author
About Nick Klamecki, Author

Nick Klamecki is a certified Fire and Workplace Safety expert with 15 years experience in product research and testing. He has a degree from U.C. Davis, is an active outdoorsman and spent years ensuring the safety of special needs children. Nick researches and tests workplace, industrial and safety products and provides advice on their safe use. Learn more about Nick here or connect with him on LinkedIn | Medium