The Lennox Y5862 Healthy Climate 103922-01 Digital Ventilation Controller is an OEM control module designed to manage fresh air ventilation in residential HVAC systems. It automatically regulates the operation of a motorized ventilation damper, helping introduce outdoor air into the return duct only when conditions are appropriate. By balancing ventilation runtime with indoor humidity and outdoor temperature considerations, this controller supports improved indoor air quality while maintaining system efficiency and occupant comfort. It is commonly used in Lennox Healthy Climate whole-home ventilation applications and is intended as a direct replacement for original factory-installed controls.

 

Specification:

Manufacturer: Lennox
Brand / Series: Healthy Climate
Part number: Y5862
Alternate number: 103922-01
Product type: Digital ventilation controller
Voltage: 24 VAC control system
Function: Controls motorized fresh air ventilation damper
Application: Residential furnaces and air handlers with Healthy Climate ventilation systems
Mounting: HVAC return duct or equipment cabinet
Compatibility: Lennox Healthy Climate ventilation systems and approved motorized dampers