Liftmaster LA500DCS Secondary Arm surge-protector Additional monitored open-direction protection is EG072 speaker Select Model::SlideDriver 40 (222 E ST) / 1HP / 230VAC / 3-Phase Illuminated Button Requires 12V

Additional monitored open-direction protection is required and must be selected based on the gate layout and identified entrapment zones

1 HP continuous-duty AC motor with Class H insulation for heavy gates and high-cycle commercial applications

Handles gates up to 10 ft per leaf or 900 lbs total

Known for its advanced safety features and robust construction

Model: VA-X390SLK

Liftmaster LA500DCS Secondary Arm surge protector Additional monitored open direction protection is EG072 speaker Select Model::SlideDriver 40 (222 E ST) 1HP 230VAC 3 Phase Illuminated Button Requires 12V Additional monitored open direction protection is required and must be selected based on the gate layout and identified entrapment zones 1 HP continuous duty AC motor with Class H insulation for heavy gates and high cycle commercial applications