2GIG Smoke Heat Freeze Sensor

2GIG Technologies is pleased to announce the new Wireless Smoke/Heat Alarm. The SMKT3, 2GIG’s next generation in fire and freeze protection, offers the same reliable functionality and features as the SMKT2 but with the added benefit of freeze detection. It is more customizable than previous models by allowing separation of the smoke, heat, and freeze features enabling the alarm to detect one, two, or all three.


  • Smoke, heat, and freeze detection
  • Ability to separate the three detection features
  • Self-contained sounder
  • Supervised transmitter and status LED
  • Easy installation and programming

Out of stock

Additional information

Dimensions 5.6 × 2.4 × 5.6 in


Model #