Honeywell THM5421R1021 RedLINK Equipment Interface Module (EIM)
$91.55
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The 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. It features three sets of universal IAQ contacts to control humidification, dehumidification and ventilation. Four sensor inputs can be wired sensors or dry contact devices.
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