STI STI-1250CR XTRI-R (S54370-B1-A1) They provide location specific addressability

They provide location specific addressability to a single initiating device (such as single station smoke detector alarm contacts or heat detector contacts) or multiple devices at the same location by monitoring normally open dry contacts and the wiring to an end-of-line resistor

Easy push terminals and a magnetic mount on the 2000 Series make installation quick and easy

Simplex 733-660 4100 Harness UT

Mircom MIX-5351RAP Intelligent Ul Thermal Sensor Fixed Heat and Rate of Rise White

FM Approved: 3025415

STI STI-1250CR XTRI-R (S54370-B1-A1) They provide location specific addressabilityWeather Stopper w o Horn Fl Mt red horn housing