Honeywell THM5421R1021 IAQ Equipment Interface Module

Product Information

Our inventory includes everything from air conditioner fan motors, compressor parts for HVAC, HVAC filter replacements, to thermostat components for heating systems. Use the Resideo Pro App to install T6 Pro Smart Thermostat in homes, which will associate those homes to your company. Powered by reliable RedLINK® technology, the Honeywell Home Equipment Interface Module works with up to 3 heat/2 cool pump systems.

When the thermostat tells me to "press Connect on the wireless device", I do press the sole button on the EIM, but nothing happens.Sorry, but I'm new to this forum and I couldn't figure out how to do a post other than to reply to this thread. Then you'll be able to select which homeowners see your logo based on the pricing per household (consumer will not be charged). Highly compatible with the Honeywell Prestige IAQ System, the THM5421R1021 module saves you time and money.

My new thermostat booted and I was able to pair it with an in-house and an outside sensors with ease. To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Then there is the concern that my installer connected only the batteries and not the readily available 24V wiring. 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's designed for easy installation and can be used with the THM5421R1012 or THM5421R1021U or THM5421R1021HWREDLINKEQUIPMENTINTERFACEMODULE.Whether you're in need of HVAC troubleshooting parts for a system that's not cooling, seeking out seasonal HVAC maintenance kits for summer AC repair parts and winter heating system upgrades, or simply looking for the best parts for AC repair and HVAC upgrade kits online, Cold Air Central is your go-to source.

You can change your choices at any time by visiting Cookie preferences, as described in the Cookie notice. Discover indoor and outdoor LED lighting options from undercabinet to ceiling and vanity, you can trust Bright33 for convenience, quality and value.From bathroom and kitchen products to pre-assembled installation kits and behind-the-wall products, you can count on Stream33 for convenience, quality and value. This statement makes me think that both the 24VAC and the batteries can be connected at the same time because of the backup reference, but I'm not sure. They design and manufacture products that allow buildings to be cooled, heated, ventilated, and humidified. If my 24v goes dead then the furnace isn't going to run anyway even if my thermostat is still functional. The Honeywell Prestige 2-Wire IAQ Equipment Interface Module is an essential part of the home HVAC system.