Malibu MUX Switch Power Distribution Module – Medallion 1539-10370-01 Keep your boat’s electrical system running properly with the Malibu MUX Switch Power Distribution Module, built by Medallion Instrumentation Systems. This module receives digital commands from the Malibu MUX switch system and converts them into a reliable 12-volt output to power accessories and onboard functions. Commonly referred to as a MUX Box, this power distribution module plays a critical role in controlling many electrical features in Malibu boats. If your MUX system is experiencing power or accessory control issues, replacing the module can restore proper operation. This unit is a direct replacement for several Malibu and Medallion part numbers, making it an easy solution for repairs on select Malibu models. Product Details Manufacturer: Medallion Instrumentation Medallion Part Number: 1539-10370-01 Replaces Malibu Boats Part Numbers: 3961001, 3961001.1, 3961009 Replaces Medallion Part Numbers: 1539-10239-01, 1539-10263-01, 1539-10366-01 Function: Converts digital signal from the MUX switch into a 12-volt power output for accessories and functions Common Name: MUX Box / Power Distribution Module Approximate Model Years Used: 2008–2010 Malibu boats