Operating as a normally closed (NC) 24V thermal actuator

Given its round element profile

this is a non-directional HVAC ball valve

Key Benefits Universal Compatibility: Drops directly into Honeywell V8043D series and compatible V-series zone valve bodies

Aprilaire 5530 Control Board 322838-754 Operating as a normally closedThe Aprilaire 5530 Control Board is a precision engineered HVAC replacement part designed specifically for compatible Aprilaire air cleaning and filtration systems. As a genuine Aprilaire circuit board, it manages critical communication between your thermostat and air cleaner, ensuring optimal indoor air quality. This Aprilaire 5530 module serves as the primary control board responsible for monitoring system status and maintaining consistent