Liftmaster K77-37635 Sprocket and Chain Kit smart-controller Also Known As: Linear MCS308301 EG072 speaker Select Model::SlideDriver 40 (222 E ST) / 1HP / 230VAC / 3-Phase Illuminated Button Requires 12V

Also Known As: Linear MCS308301

If you are servicing a CSW200UL dual-motor system and need the correct motor harness for a Q400 Omni control setup

Genuine LiftMaster part for exact mechanical compatibility

Whether you’re installing a new gate or upgrading an existing one

Weatherproof Durability: Zinc-alloy metal front cover and NEMA 4X-rated water protection make it ideal for outdoor use in harsh environments

Liftmaster K77 37635 Sprocket and Chain Kit smart controller Also Known As: Linear MCS308301 EG072 speaker Select Model::SlideDriver 40 (222 E ST) 1HP 230VAC 3 Phase Illuminated Button Requires 12V Also Known As: Linear MCS308301 If you are servicing a CSW200UL dual motor system and need the correct motor harness for a Q400 Omni control setup