Defrost Board Control Lennox 16V38 is a board control that helps improving energy efficiency and saving costs It is ideal for use with a Natural Gas OrificeDefrost system The Lennox Defrost Board Control is a 16V38 model that has a natural gas orifice (6577-113B / 6577-116B) and is designed to operate in areas that experience heavy ice conditions The Lennox 16V38 Defrost Board Control is ideal for both gas and oil heat applications, with 40 circuit outputs and 37 terminals Natural gas orifice This defrost board control is for natural gas applications, requires a 035 series base and will switch a two speed supply blower To keep it simple for the installer and user, our consumer-friendly Lennox Defrost Board Control is easy to install and includes everything you need It's another Lennox innovation that gets the job done right The Lennox 16V38 has a board control, which produces a patented fixed orifice "Smart Defrost" design The Lennox 16V38 Defrost Board Control is designed for the condensing gas furnace It is typically mounted on the back of the furnace, which directs cool air within the ceiling cavity and down to the outdoor coil inside your home The Lennox HP-16V38 is a defrost board control used to position the thermistor of the 16C38 zoning system The Lennox 16V38 Defrost board controls the on/off cycling of the condensing unit The board works with a variety of Lennox outdoor units including the following outdoor models: Designed to meet any application, this unit has a specific diaphragm defrost board that houses a built-in 115V heat zone Designed to meet the demands of residential heating contractors, this board control features solid-state operation With its large illuminated pushbuttons and built-in canister filter, it offers easy installation and trouble-free operation The optional digital metering device interface provides complete setup without a laptop