System Sensor P4RL SF 10/02 Model TRI-D requires two (2)

Model TRI-D requires two (2) address settings

there’s a PIR or DUAL TEC® to meet the needs of the smallest entry-level to the largest

CO sensor operation is similar to other TrueAlarm sensors (photoelectric or heat)

The cover can be quickly removed (a tool is required) and covers are available separately for color conversion

linear heat detection devices

System Sensor P4RL SF 10/02 Model TRI-D requires two (2)The System Sensor L Series offers the most versatile and easy to use line of horns, strobes, and horn strobes in the industry with lower current draws and modern aesthetics. With white and red plastic housings, standard and compact devices, and plain, FIRE, and FUEGO printed devices, System Sensor L Series can meet virtually any application requirement. The L Series line of wall mount horns, strobes, and horn strobes include a variety of features that