System Sensor 2D51 Smoke Detector Els PW 17895 this switch will automatically re-close

this switch will automatically re-close the circuit once temperatures return to the 120°F safe operating range

and features high- and low-voltage separation within a single compact junction box for maximum field safety

With a maximum individual load of 140

Is the 1/4" barb connection universal

which can lead to air leaks or vibration issues

System Sensor 2D51 Smoke Detector Els PW 17895 this switch will automatically re-closeThe System Sensor 2D51 is a low profile plug in photoelectric smoke detector engineered specifically for special application smoke detection within HVAC duct systems. This head is designed for seamless integration with the D4P120 power board and requires a B210LP detector base for proper field installation. Featuring a 24Vac dc or 120Vac supply voltage range when used with the appropriate power module, the 2D51 utilizes advanced photoelectric sensing