The JLG Vertical Machine Mast Platform Control Harness with Electric Box Assembly is used on various vertical personal lift machines. The assembly includes 25 feet of cable with 3 lower connectors and a hammond electrical control box for the platform harness connection. For use on models: 15DVL, 15DVSP, 15MSP, 15MVL, 20DVL, 20DVSP, 20MSP, 20MVL. Please verify the proper serial number range for your machine.