Encrypted Door Alarm Sensors Frequently Asked Questions

Can I Use 2GIG Encrypted Sensors With a 2GIG GC2?
The 2GIG Encrypted Sensors are for the GC2e and GC3e only. They are not backwards compatible with the older Go!Control GC2 and GC3 Systems. Learn about 2GIG Encrypted Sensors.
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Are There Encrypted Sensors For a 2GIG GC2e?
There is a lineup of 2GIG Encrypted Sensors that works perfectly with the 2GIG GC2e System. These sensors provide extra wireless security. Learn about the 2GIG GC2e.
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Are There Encrypted Sensors For a 2GIG GC3e?
​The GC3e supports the 2GIG Encrypted Sensors, which are built for use with compatible 2GIG Systems. Encryption provides enhanced wireless security. Learn about encrypted Sensors.
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What Sensors Work With a 2GIG GC3e?
The 2GIG GC3e is built for use with the 2GIG Encrypted Wireless Sensors. But the system also supports most legacy 345 MHz wireless sensors. Learn about the 2GIG GC3e.
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What Are the 2GIG Encrypted Sensors?
2GIG from Nortek manufacturers encrypted wireless sensors that are designed for use with the 2GIG GC2e and 2GIG GC3e Systems. Learn about the 2GIG Encrypted Sensors.
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Are Door and Window Contacts Tamper Proof?
Most door and window contacts have protections put in place to prevent intruders or other people from tampering with them. Find out how door and window contacts are tamper proof.
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Where Can I Buy Door Contacts for My Alarm System?
Alarm Grid sells all the door contacts you need for your alarm system. We offer hardwired and wireless contacts in surface-mount and recessed varieties. Learn about door contacts.
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Where Can I Buy Alarm Contacts?
Alarm Grid offers all of the door and window contacts you need for your alarm system. We offer door and window sensors of all types. Learn about our alarm contacts.
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How Does a Door Contact Sensor Work?
The typical door contact consists of a sensor and a magnet. When the door opens, the magnet separates from the sensor. The sensor then alerts the panel. Learn about door contacts.
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What is a Door Contact Sensor
Alarm systems use door contact sensors to know whether or not doors are opened or closed. This is important for monitoring building activity. Learn about door contacts.
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