Honeywell Thermostat Equipment Interface Module-Quality Guarantee

Description

The Honeywell Thermostat Equipment Interface Module is the correct component used with the following:

All versions of Prestige IAQ Thermostats

VisionPRO Thermostats with RedLINK technology

All THX9421R5021 Prestige 2-Wire IAQ Thermostats

The Honeywell Thermostat Equipment Interface Module controls up to 4 stages of heat and 2 stages of cool in a heat pump system. In a conventional system, it controls up to 3 stages of heat and 2 stages of cool. This module is used in gas, oil, electric, heat pump, forced warm air, hot water, gravity or steam applications. There are three sets of universal IAQ contacts to control humidification, ventilation and dehumidification.

Honeywell Thermostat Equipment Interface Module