Genuine LiftMaster 02-101 single-button wall controller, NEMA 1 for the Maxum industrial DC operators.
Fitment: LiftMaster Maxum JDC, RJDC, JHDC and TDC industrial DC operators.
A simple single-button station for an extra operating position. The LCD commissioning controller is the DCWALLCTL.
Ordering the right part depends on the full model number, which is printed on the operator label. Call GateHouse Supplies if you are not sure — we service these units every day.