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Honeywell Home THM5421R1021/U Prestige 2-Wire IAQ Equipment Interface Module

Brand: Honeywell Home
ADI #:QC-THM5421R1 Model #: THM5421R1021/U  Name: Honeywell Home THM5421R1021/U Prestige 2-Wire IAQ Equipment Interface Module
  • 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.
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