Description
The LiftMaster K001D8439MC Power/Internet Board is a replacement service part designed for CAPXL access control and entry system applications. This board helps support the system’s power and internet communication functions, making it an essential component when servicing connectivity or control-related issues. Ideal for maintaining reliable entry system performance, this LiftMaster service part is intended for qualified repair and replacement use. Always verify the part number and system compatibility before ordering or installation.