Generac Guardian Power Management Module Starter Kit Model: 6199Generac Guardian Power Management Module Starter Kit Model: 6199 To enable the use of the 24V PMMs (power management modules), the starter kit must first be purchased, it includes the required field installed 24V transformer and the first PMM. Additional PMM (Part# 6186) modules can then be purchased according to need. *Please note, the new PMMs are only compatible with the RTSY and RTSR switches. The former DLM modules (#5937) are compatible with the