Drives support

Customer Service and Tech Support

Service you can rely on 24/7 — around the world

You can get immediate access to our Customer Service or Technical Support experts: 1-888-DANFOSS (1-888-326-3677)

Please have the following information available before you call tech support:

  • Review Solutions for the Top 10 Tech Support Calls
  • Product information 
  • Images of: cable connections; filters, resisters, fuses, chokes etc; any external hardware linking to the drive 
  • Motor data: include motor datasheets or a reference circuit diagram of external equipment 
  • Cable data
  • Network type TT, IT, NT, NT-S etc. 
  • Alarms/warning you have experienced 
  • MCT 10*.ssp file and MCT10 build version

How-to videos

Find answers to your AC Drive questions in our library of How-to videos for VLT and VACON Drives


For fast answers, ask our chatbot for help with faults, warnings and alarms.

For troubleshooting, technical support, documentation and service requests, as well as spare parts or replacement please contact your local sales office.


DrivePro® Professional Drive Services

Stay calm. You're covered.

When circumstances threaten your uptime and budget, Danfoss DrivePro® programs provide the solution. With coverage and replacement programs, professional services, and spare parts, DrivePro® has the solutions to keep you up and running.

Technical documentation


View PDFs or order printed copies of technical documentation.