TrolMaster Hydro X Adapter DLITrolMasters Hydro x system can control most of the supplemental lighting fixtures sold today. Most light manufacturers provide the ability to control their lighting systems using what known as a low volt control. That low volt control can take many forms and communication protocols. TrolMaster makes several types of lighting adapters (LMA units) that allow the Hydro x to control lights using their low volt control option. This LMA 15 lighting adapter