Technical Support Charges

Parts three (3) years old or more have limited technical support. If your part was purchased in 2021 or 2022 and/or your Serial Number begins with the letter A or B, you may be eligible for free technical support (please email

Please note there are no refunds for purchased Technical Support.

To assist you, our technicians will need the following information:

  • Aircraft Make 
  • Aircraft Model 
  • Part Number for Zeftronics part
  • Serial Number for Zeftronics part

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