Honeywell YTHM5421R1010/U Prestige Interface Module Kit, 18-30 VAC, 50/60 Hz

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.

Honeywell Prestige Interface Module Kit, 18-30 VAC, 50/60 Hz, Gray

• Screw terminals