Rate-of-rise Detector

System Sensor 5600 Heat Detector – 135°F, Great Value & Reliable Protection on Amazon.

Shop the System Sensor 5600 135°F fixed temperature rate-of-rise heat detector at a low price. Mechanical single-circuit design offers dependable fire detection without power. Great value for residential and commercial use.

System Sensor 5601P Heat Detector – Low Price, Reliable Fire Safety Deal.

Get the System Sensor 5601P heat detector at an incredible low price. This single-circuit unit combines 135°F fixed-temp and rate-of-rise detection. Reliable, UL listed, and easy to install – a budget-friendly choice for fire safety upgrades.