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Honeywell TR21-A-US/U NTC Non-Linear Temperature Wall Module

SKU: 376485

Retail: $161.07

  Available to Ship in 3-4 weeks

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About the Honeywell TR21-A-US

Honeywell TR21-A-US/U NTC Non-Linear Temperature Wall Module. The TR21, TR22, are a family of direct wired wall modules 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.

Product Details

Product: Couplings and Adapters
Manufacturer: Honeywell
Color: White
Other Info: Easy To Install
Mpn # TR21-A-US
Weight 0.50 lbs.

Product Features

  • W7761 Controller
  • Mounted on a standard 2 x 4 inch junction box or on a 60 mm diameter junction box.
  • UL94 plastic enclosure
  • 5 to 95% RH, non-condensing
  • Unique 10K ohm non-linear, two 20Ks in parallel
  • -40 F to +150 F
  • -40 C to +65 C
  • FCC Part 15, Class B
  • Approved
  • None
  • White
  • ComfortPoint LON Controllers: CP-UL, CP-VL
  • For use only when averaging multiple sensors
  • Operating Temperature Range: 45 F to 99F (7 C to 37 C)
  • Setpoint Temperature Range: 55 F to 85 F (13 C to 30 C)
  • 4 13/16 in. high x 3 in. wide x 7/8 in. deep
  • 122mm high x 76.5 mm wide x 22 mm deep
  • Spyder, Excel 600, 500, 100, 80 and Excel 10, 15 Series Controllers; Can also be used with T7350, TB8220 Thermostats
  • Meet ARRA Requirements; Special 10K ohm for use only when averaging multiple sensors


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