Liftmaster Garage Door Openers

3850 DC Motor Belt Drive with Integrated EverCharge Battery Backup System

Now when the power goes out, your garage door opener still goes up,  The stylish 3850 has a unique feature that no other system can offer.  It's the only opener with the patented EverCharge battery backup system built right in to power the opener and all of its safety features when you need it most.

Always charged and ready, it provides the highest level of safety and convenience imaginable.  Plus, it's possibly the quietest system ever created.  The powerful 12V DC motor features a belt drive system that provides ultra-quiet operation, along with smooth start and smooth stop to reduce the noise of the garage door as it opens and closes.  Perfect for homes with a room above the garage.

The Difference...

Chamberlain offers the only opener that features an integrated battery backup system to reliably lift and close the garage door even when the power goes out.

• Ultra-quiet DC motor with belt drive system
• Our very best accessory package
• Now you can still operate your garage door opener for 40 full cycles within a 24 hour period if your power is down
• Safety and security features will continue to operate, ensuring your family is still protected in a power failure
• Alerts you when in use - an audible signal tells you when the battery backup system is operating

MODEL 3850 STANDARD FEATURES

• Part of our Elite Series... designed to exceed expectations
• Strong and silent DC motor provides smooth start and stop operation for less wear and tear
• Enclosed gear case - provides continuous lubrication and protection for longer life and smooth operation
• Delivers 200 watts of light to fully illuminate your garage

INCLUDED ACCESSORIES

• Premium motion-detecting control panel - it sees you coming!  Turns garage door opener lights on automatically when you enter a dark garage...hands free!
• An attractive 3-button burled walnut remote control with Anti-Burglary technology

OTHER SAFEY AND CONVENIENCE FEATURES

• New enhanced range - open and close your garage door from greater distances
• Includes The Protector System - projects an invisible light beam across the garage door opening and automatically reverses the door if anything interrupts the beam while door is going down
• Equipped with PosiLock - stops intruders by securely locking the garage door when it is down
• Non-yellowing hinged light lens for easy bulb replacement
• Length of time light stays on is adjustable from 1.5 to 4.5 minutes
• Manual release in case of power failure

WARRANTY

• Lifetime warranty on motor and drive belt
• 5 year parts warranty
• 1 year on EverCharge Battery Backup System

3800 DC MOTOR RESIDENTIAL JACKSHAFT OPENER

Today's garages go far behond 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 Residentail Jackshaft Opener is a 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 Standy Power System - that continues to operate your opener even when the power goes out - makes it even more convenient.

• Powerful 24V DC motor provides 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.
• Remote light delivers 200 watts of light with adjustable light time delay.

SAFETY AND SECURITY FEATURES

• The Protector System safety sensors project an invisible light beam across the garage door opening and automatically reverses 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.
• Manual release handle in case power failure.

WARRANTY

• Lifetime motor warranty
• 5-year parts warranty