The JLG Lull 1044C-54 Cab Circuit Board Assembly (PC Board) is used on Lull 1044C-54 telehandlers with the serial number range of 0160009654-Present. It is a replacement for JLG part number 10366891. THe assembly Includes fuses, relays, and connections. Please verify the correct serial number range for your equipment. Machines with serial numbers prior to 0160020683 must order part number 2902550 for the initial replacement.