Our GSM Backup device offers an automatic switch over facility from telephone line to GSM in the event of a telephone failure and has an internal battery backup system.
In the event of a telephone line failure this device will automatically switch over to GSM mode ensuring that your lift autodialler is working all the time for the rescue of trapped passengers.
This is a safety critical device offering 100% backup, a text alert is sent to alert you of changeover to GSM, this will allow you arrange the repair of the telephone line immediately.
