Please contact your supplier for time-critical technical issues with your TZ electronic door lock system.
If further support is required, you can submit your questions directly to a TZ support engineer:
Partners and customers with an appropriate Maintenance Contract may utilize our online Support Request Tool to submit and manage support requests online. For Product Manuals, Installation Guides and Data Sheets please contact TZ support:
If you have questions regarding your current Maintenance Contract please call one of our regional offices.
If you are an end user with no Maintenance Contract, please contact your local supplier from whom you purchased your TZ products, or one of our regional offices: