Honeywell Home-Resideo THM5421R1021 Equipment Interface Module is used to control 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.
Honeywell Home-Resideo THM5421R1021 Features
RedLINK Wireless Connection
Cooling & Heating Applications
Auto/Manual Changeover
Ability to control humidification, dehumidification & ventilation
Product Used with
THX9421R5021 Prestige 2-Wire IAQ Thermostat
All versions of Prestige IAQ Thermostats
VisionPRO Thermostats with RedLINK Technology
Specifications
THM5421R1021
Overview
Product Category
Thermostats and Controls
UPC
085267328180
General Information
Product Category
Thermostats and Controls
Stages
4 Heat/2 Cool
Mount Type
Vertical
Sensor Type Sensor TypeElectrochemical sensors detect Carbon Monoxide gases in your home. Photoelectric sensors detect visible fire particles that can be associated with a slow smoldering fire. Ionization sensors detect invisible fire particles that can be associated with fast flaming fires.
4 Inputs
Performance
Minimum Operating Temperature
-40 F
Maximum Operating Temperature
165 F
Electrical Data
Voltage
18-30 Volts
Frequency
50 Hz
Dimensions
Product Height
9 5/16 Inches
Product Width
4 13/16 Inches
Product Depth
1 5/8 Inches
Reviews
Honeywell THM5421R1021 Reviews & Ratings
Be the First to Write a Review
Do you own this product? Please share your insights with fellow shoppers.
Product Q&A
Be the First to Ask A QuestionAnswered by Bob, the eComfort Product Expert
How-To Articles
How to Pick the Perfect Thermostat
Today's thermostats are more than just the “brain” of your heating ...