


THM5421R1021 - Equipment Interface Module (EIM) for all Prestige IAQ and new RedLINK VisionPRO Thermostats
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.
- Used with all versions of Prestige IAQ Thermostats and the New RedLINK VisionPRO Thermostats.
Pairs well with

THM5421R1021 - Equipment Interface Module (EIM) for all Prestige IAQ and new RedLINK VisionPRO Thermostats
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FAQs
What is the warranty?
All of our products come with a manufacturer warranty. Most of which are 1 year from date of purchase.
Do you take returns?
We absolutely do. You can return any product within 30 days of purchase.
If I decide to order, when will I get my order?
All of our orders ship the same day if placed before 2 PM EST.