Honeywell THM5421R1021/U
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Honeywell THM5421R1021/U

THM5421R Gray 2-Wire IAQ Equipment Interface Module, 18 - 30 VAC, 3 Heat/2 Cool Conventional, 4 Heat/2 Cool Heat Pump

  • Manufacturers: Honeywell
  • Brand Name: Honeywell
  • PN: THM5421R1021
  • MPN: THM5421R1021/U
  • Min. Order Qty: 1
  • Qty. Interval: 1
  • Availability: loading
  • 89 4.4 Branch Availability
Amperage Rating      :      1 A Running and Heat, 0.5 A Fan
Color      :      Gray
Dimension      :      4-13/16 in W x 9-5/16 in H x 1-5/8 in D
Frequency Rating      :      50/60 Hz
Humidity Rating      :      5 - 95% Relative Humidity, Non-Condensing
Item Name      :      IAQ Equipment Interface Module
Mounting      :      Vertical
Power Source      :      Hardwired
Series      :      THM5421R
Stages      :      3 Heat/2 Cool Conventional, 4 Heat/2 Cool Heat Pump
Temperature Rating      :      -40 to 165 deg F
Terminal Designation      :      R, RC, RH, C, W-O/B, W2-AUX1, W3-AUX2, Y, Y2, G, A-L/A, U1, U1, U2, U2, U3, U3, S1, S1, S2, S2, S3, S3, S4, S4, A, B, C, D
Type      :      2-Wire
Voltage Rating      :      18 - 30 VAC

Equipment interface module controls up to 4-stages of heat and 2-stages of cool in a heat pump system and up to 3-stages of heat and 2-stages of cool in a conventional system. 3-sets of Universal IAQ contacts to control humidification, dehumidification and ventilation. 4-sensor inputs for wired sensors or dry contact devices.

  • Screw terminal connections

Applications: For THX9421R5021 Prestige 2-wire IAQ thermostats and all versions of Prestige IAQ thermostats and the VisionPRO thermostats