Manufacturer Name: Trane Product Number: CNT7737 OEM Part Number: CNT7737 The Trane CNT7737 is an integrated control system intended for use in HVAC systems. As the primary intelligence unit of the HVAC, refrigeration, and air conditioning systems, this control module oversees and coordinates some operations. By integrating with other parts, including sensors, actuators, and cont... https://www.partshnc.com/integrated-control-for-trane-part-cnt7737