The LiftMaster K1A6408 gate operator APE assembly from North Shore Commercial Door includes a plastic tray, RPM board and mounting hardware. This 24-volt LiftMaster Absolute Position Encoder (APE) assembly is a high-tech encoded LED device with on/off disk for exact (absolute) door locations. It's engineered to fit LiftMaster CSW24V commercial vehicular traffic swing gate operators and LiftMaster CSL24V commercial traffic-control slide gate operators. Check your owner's manual to confirm compatibility with other CSL or CSW series models.
APE (Absolute Position Encoder) + plastic tray + RPB board