Liftmaster SL-3000-1hp Now Model SL3000101UL (replaces SL3000101U)
Updated unit complies with new UL325 code revised Aug 2018
System now requires monitored secondary entrapment devices
Unit will include LMRRU safety photo eye and 5 ft safety edge for rear of gate
as well as 20 feet of drive chain
Suggest LMWEKITU sold separately if wireless edge connection is desired