Honeywell Home Prestige® YTHM5421R1010/U IAQ Equipment Interface Module Kit, For Use With All THX9421R5021 Prestige® 2-Wire IAQ Thermostat and all Versions of Prestige® IAQ Thermostat and the VisionPRO® Thermostat with RedLINK™ Technology, Gray, Import
MFG Part#YTHM5421R1010
DSG#70549
Honeywell Home Prestige® YTHM5421R1010/U IAQ Equipment Interface Module Kit, For Use With All THX9421R5021 Prestige® 2-Wire IAQ Thermostat and all Versions of Prestige® IAQ Thermostat and the VisionPRO® Thermostat with RedLINK™ Technology, Gray, Import
MFG Part#YTHM5421R1010
DSG#70549
- 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. Three sets of Universal IAQ contacts to control humidification, dehumidification and ventilation. Four sensor inputs for wired sensors or dry contact devices.