Chamberlain 1/2 Equivalent HP Ultra-Quiet and Strong Belt Drive with Medium Lifting Power Garage Door Opener

Quality designed and precision engineered to run smoothly, with a Chamberlain garage door opener, you get reliability, easy installation and dependable operation, all at an affordable price. Perfect for attached garages, the B503 will give you years of smooth, quiet performance you can sleep through. Powered by Chamberlains Lift Power System, it delivers the highest lifting capacity compared to the power class.