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Charles Technical Support Center

Our highly experienced technical support engineers are always available to assist you.

Technical Support Contact Information

Please use the form to the right to expedite your Technical Support service. You may also contact Technical Support at:

Email: [email protected]
Phone: (847) 806-8500 (24x7x365)

Support Coverage Hours

Weekdays from 8:00AM until 5:00 PM CST callers to our hotline will be directly connected to the first available technical support engineer.

After hours,  calls to our hotline that leave a voice message marked as URGENT will page an engineer on call for emergency support and assistance.  Non-urgent calls and requests received after hours by email or the web are answered the next business day.

Ask about specific engineering services including:

  • Product Training
  • Application Engineering
  • Thermal Consultation and Testing
  • Product Configuration Assistance
  • Technical Practices and Drawings
  • Installation Notes
  • Ordering Information
  • Part Numbers

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