Call Today 630-271-9343 ~ Commercial Opener Specialist ~ / innovativegaragedoor http://innovativegaragedoor.com/conta... http://innovativegaragedoor.com/comme... Apartment Trolley (APT) style commercial door operators are optimal for high-cycle apartment house applications. APT-style operators employ an auto-reconnect trolley with nylon inserts and a resilient-mount motor for quiet operation. All LiftMaster Openers, Operators, and Systems should be purchased through us and professionally installed by Innovative Garage Door Co. Dual Voltage Connections increase flexibility by enabling the installer to select the required voltage within phase, to meet job-site requirements. 115 and 230 volts1 O. Control Function Selector Dial enables easy selection and programming of (7) wiring types, from constant pressure to close, to specialized Timer-to-Close functionality to meet end-user needs. Continuous-Duty High-Starting Torque Motor performs in demanding industrial overhead door applications. Resilient-Mount Motor provides quiet operation. Motor Removable without Affecting Limit Switch Settings saves time and money for maintenance. Adjustable Friction Clutch helps to protect door and operator from damage should the door meet an obstruction. Mid-Stop enables partial opening of door to a preprogrammed position for energy savings, time savings and convenience. Maximum Run Timer reverses or stops door if closing time exceeds expected time-frame to limit damage to door and operator. Delay-On-Reverse Circuit prevents abrupt reversal of door, reducing wear on the door and operator system. 3-Button Control Station with Maintenance Alert System (MAS) provides open/close/stop functions and notification when routine maintenance is required. Continuous-duty high-starting torque motor with instant reverse and overload protection. Operators are factory preset to C2 wiring, providing momentary contact to open and stop, with constant contact to close. 5V DC NEC Class 2. First-stage heavy-duty 5L V-belt; second and third stages #41 chain; #48 output chain on trolley. Industrial ball bearings on output and first reduction shafts; bearings on second reduction shaft. Solenoid Brake comes standard. NEMA 1 type electrical box, heavy-duty 11-gauge steel frame with durable powder coat finish, all reduction sprockets drilled and pinned to shafts. #41 Trolley Roller Chain comes standard.( WE UPGRADE CHAIN TO STAINLESS MUCH STRONGER ) Two-year warranty. Here is our up to date list of towns we serve installing APT UNDERGROUND PARKING garage door openers with no headroom OR LOTS OF HEADROOM , we serve; are not limited to are as follows,addison il 60101,batavia il 60510,brookfield il 60513,burr ridge il 60527,carol stream il 60188,clarendon hills il 60514,chicago,il,darien il 60514,downers grove il 60516, bolingbrook il 60440,bolingbrook il 60490,glen ellyn il 60137,glendale heights il 60139,hinsdale il 60521,la grange park il 60526,lemont il 60439,lisle il 60532,lombard il 60148,lyons il 60534,naperville il 60540,naperville il 60563,naperville il 60564,naperville il 60565,oak brook il 60523,oak brook terrace il 60523,oak lawn il 60453, oswego il 60543,montgomery il 60538,palos heights il 60463,palos hills il 60465,palos park il 60464,orland park il 60462,montgomery il 60538,plainfield il 60585,plainfield il 60544,plainfield il 60586,romeoville il 60446,villa park il 60181,warrenville il 60555,west chicago il 60185, western springs il 60558,elmhurst il 60126,westmont il 60559,wheaton il 60187,wheaton il 60189,willowbrook il 60527,willow springs il 60480,winfield il 60190,woodridge il 60517 and many more.These are just a few of the more popular towns we service. Thanks for watching.