Trane CNT5875 Defrost Control L99H008 Instead of dumping air into

Instead of dumping air into a bypass duct

Lead-Free Design: Fully compliant with potable water regulations for safe integration into commercial and residential backflow prevention systems

This 18000 Series probe-style thermostat utilizes a proven strut-and-tube design

As a direct drop-in for the Weil McLain 1013-200

Encased in a clear plastic dust cover

Trane CNT5875 Defrost Control L99H008 Instead of dumping air intoThe Trane CNT5875 Defrost Control is a critical OEM replacement component designed to regulate the defrost cycles of heat pump systems. Also identified by part number CNT05875, this board serves as the primary intelligence for the outdoor section, monitoring and managing the removal of frost accumulation from the condenser coil. It functions by tracking compressor run time and outdoor temperatures through integrated sensors to determine when to