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Honeywell Home Logo Black

Prestige® 2-Wire IAQ Equipment Interface Module

THM5421R1021/U

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  2. products
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  4. Thermostats
  5. Thermostat Accessories
  6. THM5421R Prestige 2-Wire IAQ Equipment Interface Module
Honeywell Home Logo Black

Prestige® 2-Wire IAQ Equipment Interface Module

THM5421R1021/U

Versatile Equipment Interface

The Honeywell Home Prestige® 2-Wire IAQ Equipment Interface Module is compatible with RedLINK®-enabled thermostats. It 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.

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Specifications

Prestige® 2-Wire IAQ Equipment Interface Module
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Product Overview

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.

How to get started

cell phone screen showing Resideo Pro App

1. Create a pro portal account

INSTALLERS:

Check with your company admin to get an invite to your company's profile, then create your own account.

COMPANY ADMINS:

If your company does not have a Pro Portal yet, have your company admin sign up here.

Make sure you update your company information and simply upload your company logo.

2. Get the app

Simplify the installation for your technicians and homeowners. Download the App here.

Note: Resideo Pro App currently works with T5 & T6 smart Thermostats

App Store download image button linking to Apple store.Google Play download image button linking to Google store.

3. Install

Use the Resideo Pro App to install T6 Pro Smart Thermostat in homes, which will associate those homes to your company. Then you'll be able to select which homeowners see your logo based on the pricing per household (consumer will not be charged).

One of the Family

Love your existing devices? We do, too. Our products, apps and services play well with others so you can make home a little more harmonious. See how we support your home and fit into your life.
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Replacement Parts

Accessories

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