Trane SEN0391 Thermistor Sensor 319848-301 This HVAC fan relay is

This HVAC fan relay is rated for up to 16 Amps resistive or 8 Amps continuous inductive loads at 125/250 VAC

What is the torque specification for the included capscrews

the 11-1/2 inch lead length offers the necessary slack for clean routing through original wire paths

this SPDT temperature switch features an automatic reset function and a wide control range of 60°F to 140°F (often cited as 75/140°F in specific line-voltage setups)

Trane SEN0391 Thermistor Sensor 319848-301 This HVAC fan relay isThe Trane SEN0391 Thermistor Sensor is a high precision OEM replacement part engineered for critical temperature monitoring in commercial and residential HVAC systems. Designed to interface directly with the system control board, this NTC (Negative Temperature Coefficient) thermistor provides real time resistance feedback to manage discharge air, outdoor ambient, or liquid line temperatures. By delivering accurate thermal data, the SEN0391 allows the