Manufacturer Name: Honeywell Product Number: TR22 OEM Part Number: TR22 Product Description: 20Kohm Temp 55-85F W/Lon Weight:0.31lbs/140.61g The Honeywell TR22 20Kohm Temperature Sensor, available at PartsHnC, operates within a 55°F-85°F range. Designed for precise temperature monitoring, it features LON communication capabilities, making it ideal for integration into building ... https://www.partshnc.com/tr22-honeywell-20kohm-temp-55-85f-wlon