Honeywell TR21/U 20K Ohm NTC Non-Linear Temperature Wall Module W/ T7351 Tb8220 Tb722, UPC Code: 085267314305

The Honeywell TR21/U Non-Linear Temperature Wall Module is intended for accurate temperature sensing in HVAC systems. It has a 20K Ohm NTC thermistor which gives accurate readings, which will be used in optimizing the heating and cooling performance. Compatible with Honeywell T7351, TB8220, and TB7220 thermostats, this module is a must for successful temperature control in residential and commercial HVAC systems. With this wall module integrated, users can increase energy efficiency, ensure indoor comfort remains constant, and increase overall system performance. This provides robust and responsive temperature control and is therefore suitable for modern HVAC system applications.