XT-511-US-DP-AT Frequently Asked Questions

How Do I Upgrade an Interlogix Simon XT, XTi, XTi-5, or XTi-5i to LTE?
The Interlogix Simon Series Panels support LTE communicators, as long as the system is running Firmware Version 1.3 or higher. Learn how to upgrade a Simon Panel to LTE.

Which Communicators are Compatible With the Interlogix Simon XTi-5i?
When looking for a communicator for a Simon XTi-5i Panel, you will choose between the XT-511 Series and the Interlogix 600-1048 Series. Learn about XTi-5i Communicators.