ZERO 8X 52V Rear Controller

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How do you tell if your ZERO Controller is faulty? There are many ways but the controller needs to be changed when an ERROR code appears on the ZERO QS-S4 LCD screen. Here are a few ways to diagnose a faulty controller as shown in the video below:

Specifications

• 52V 1000 controller
• 25A discharge current
• Cutoff Voltage of 42V
• Encased in an Aluminum heat sink
• Suitable for ZERO 8X e-scooter

The ZERO 8X controller is a 52V 25A controller set. You have to determine whether you have a front and/or rear controller fault.

Here is how to diagnose whether it is a front and rear controller issue:

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