Welcome to EcoFlow Support

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FAQ

How many power packs can the DELTA 3800 Gen4 connect to?

The DELTA 3800 Gen4 is equipped with an Extra Battery Port, which can connect up to two additional battery packs via the EcoFlow Smart Extra Battery Expansion Adapter.

How to determine if there is an abnormality when the device makes abnormal noises?

Normally, the device will generate certain background noise (from fan operation and current flow) during normal operation. However, if there is no improper use but the noise increases significantly, or abnormal sounds such as sharp whistling, knocking or rubbing sounds occur, this may indicate that there is a problem with the device. You can record a video of the fault and feed it back to us, and we will assist you in verifying and handling the issue.

Are DELTA 3000 Gen4 and DELTA 3800 Gen4 UPS (Uninterruptible Power Supply), and what is the device switchover time in ms?

The switching time of the device is <10ms UPS; the device does not support HID communication.

How to Use Fridge Runtime Boost™ Properly?

Fridge Runtime Boost™ supports runtime extension for one AC compressor-based cooling appliance at a time, such as a refrigerator, freezer, or wine cooler. Do not connect multiple cooling appliances or use them alongside other AC appliances, as this may affect power supply stability.

What is the warranty policy for the device?

3-year basic warranty + 2-year extended warranty complimentary upon registration

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