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Honeywell TR21 - Wireless Temperature Sensor (Requires Wireless Receiver)

Item: TR21
This product is no longer available for purchase.
Comparable Product:


Temperature wall module, 20,000-ohm Negative Temperature Coefficient (NTC). Non-linear family of direct-wired wall modules (TR21, TR22, TR23, and TR24) for use with Honeywell Excel 600, 500, 100, and 80 controllers; Excel 10 W7750, W7751A, W7752, and W7753 controllers; W7761 Controller; and Spyder Unitary Controllers. Models available with user selectable set point adjustment dials in Fahrenheit, Celsius and Relative scales. Models available with occupied/unoccupied override (bypass) with LED. Models available with three-position (auto/0/1) or five-position (auto/0/1/2/3 speed) fan switch. LONWORKS network jack on all models except TR21 and TR21-A models. Models available with on-board humidity sensor, humidity output: 0- 10-volt (DC), 0- 5-volt (DC), 4-20, Mixed Air (MA) selectable. Dimensions: 4-13/16 inch high x 3 inch wide x 7/8 inch deep (122mm high x 76.5mm wide x 22mm deep). Mount on standard 2 x 4 inch- junction box or on 60-mm diameter junction box. Underwriters Laboratories Inc. (UL)-approved. UL94 plastic enclosure. Operating humidity range (% Relative Humidity-RH): 5 to 95% RH, non-condensing. Set point temperature range: 55F to 85F (13C to 30C). Operating temperature range: 45F to 99F (7C to 37C). Color: white.


NameHoneywell TR21 - Wireless Temperature Sensor (Requires Wireless Receiver)
Gemaire Item NumberTR21
Manufacturer Product NumberTR21/U
SKU - PIM Number1371469491486
ERP Number312213
Unit of MeasureEACH
Weight0.2 Pound (lb.)
Length4.9 Inches (in)
Width3.8 Inches (in)
Height1.5 Inches (in)
Hazardous MaterialNo
EPA Cert RequiredNo
Country of OriginMEX
Warranty Offered1 Year
GEM - Case Quantity


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