Customers with an agreement for products and solutions of the business area of Public Safety (Alarm and Mobilisation Systems, Emergency Call Systems and Video Solutions) can receive technical support by calling the following addresses:

• Central call centre for all technical calls during normal working hours
  08h00 - 12h00 and 13h00 - 17h00
  
  Telephone                         +41 31 999 24 00        
• E-Mail                                 public-safety.support@ascom.com
• Problem Reporting          https://support.ascom.com/public-safety/

• Additionally for customers with appropriate maintenance agreement
  24h / 365d emergency stand-by service for serious problems
  

  Telephone  +41 31 385 31 70