Liftmaster Residential Jackshaft Garage Door Openers**CITY by Chamberlain

3800  - DC Motor Residential Jackshaft Opener

Today's garages go far beyond a place to merely park your car. So no matter if you want the extra storage space up above, have an oversized garage door, or even a cathedral ceiling, the LiftMaster® model 3800 Residential Jackshaft Opener is perfectly engineered solution to fit your specific garage door opener requirements. It mounts easily on the wall beside the garage door, and comes with a remote 200-watt light that can be positioned anywhere in the garage. The optional EverCharge® Standby Power System – that continues to operate your opener even when the power goes out – makes it even more convenient.

    Powerful 24V DC motor provides ultra-quiet operation, along with variable speed smooth
      start and smooth stop 
    Easy wall-mount installation means no rails to hang 
    Auto-force feature constantly monitors garage door system and adjusts forces to
      temperature fluctuations, floor height, and door track movement 
    The Smart Garage Door Opener® lets you electronically program security codes from
      the Smart Control Panel® or the powerhead 
    Enclosed gear case provides continuous lubrication and protection for longer life and
      smoother operation 
    A 6-foot power cord makes connecting to a power source easier than ever 
    New optional Alternate Power Source (580LM) is a safe, permanent option to power
      the 3800 when an outlet is not within 6 feet; UL approved 
    Remote light delivers 200 watts of light with adjustable light time delay 
    Meets all UL325 requirements

SAFETY & SECURITY FEATURES

    The Protector System® safety sensors project an invisible light beam across the
      garage door opening and automatically reverse the door if anything interrupts the
      beam while the door is going down
    Sensing technology will stop the door from closing if contact is made with a
      person or object
    Opener light turns on automatically when The Protector System's infrared beam is broken     Security+® rolling code technology assures a new code is sent every time the
      remote control is used
    Manual release handle in case of power failure

WARRANTY

    Lifetime motor warranty 
    5-year parts warranty