The Skyjack joystick controller 159111 159111AB for SJIII 3220 3226 4626 4832 4740 is a control/interface board from Skyjack. It handles signal processing, communication, or logic functions as part of a PLC or machine control system, interfacing between the processor and connected I/O or peripherals. It is commonly in manufacturing equipment, CNC machinery, and automated production lines.
