Genuine LiftMaster 50-HERK2 24V motion detector with 23 ft cable for the Maxum industrial DC operators.
Fitment: LiftMaster Maxum JDC, RJDC, JHDC and TDC industrial DC operators.
23 ft cable. An optional remote control, 50-HERK-RC2, is sold separately.
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.