GSM-1+ 4G Single Input Alarm Dialler
Simple, compact, low-cost 4G alarm notification
The GSM-1+ is a compact 4G alarm dialler designed for applications where only a single alarm or fault input needs to be monitored.
When activated, it can send an SMS alarm message and/or make a telephone call to alert you to an alarm or equipment fault. The GSM-1+ uses the 4G mobile network, so no landline, broadband or Wi-Fi connection is required. Typical applications Fire and intruder alarms • Pump failure • High/low water levels • Refrigeration and freezer alarms • Boiler faults • Generators • Plant and machinery • Agricultural equipment • Remote buildings
Key Features
1 alarm input
Normally Open or Normally Closed operation
SMS alarm notification
Call notification
Custom alarm message
Remote-control relay output
Optional cloud/app facilities
No landline or broadband required
Need more inputs? The GSM-1+ is ideal for simple single-alarm applications. For multiple alarm inputs and more advanced facilities, see our GSM-VAC range of 4G alarm diallers.
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