Questions and Answers for Chamberlain 3/4 HP LED Smart Quiet Belt Drive Garage Door Opener with Battery Backup (4-Pack)

A:  Hello Deank, the motor of model B4613T is in fact brushless. Thank you for your question.

A:  Hello Marilyn, thank you for your question. Our residential Garage door openers are compatible to 7,8, and 10 ft doors. For a 9 ft. door you will have to extend your rail up to 10 ft part number (8810CB-P) and shorten it to 9 ft. For any additional questions feel free to reach us at social@chamberlain.com.

A:  Hello Jese, thank you for your review. We appreciate your interest in our products. This model can work with wi-fi, however, we suggest connecting to a 2.4 Ghz network instead. This is considered the most stable connection. Feel free to reach us at social@chamberlain.com for any further assistance.

A:  Hello Serg, if you are needing to register your product for warranty or if you are in need of warranty support, please visit https://support.chamberlaingroup.com/s/contact-us.

A:  Hello Shawn, the overall length of our 7ft Chamberlain operator when fully assembled will measure out at 124 inches.

A:  Hello Lenny. Yes, the light will stay on for 1-1/2 minutes, 2-1/2, 3-1/2, and 4-1/2 minutes. You can press and hold the LOCK button on the wall control panel until the lights flash (about 10 seconds). The time interval is indicated by the number of times the garage door opener flashes: 1 flash is 1-1/2 minutes. 2 flashes are 2-1/2 minutes. 3 flashes are 3-1/2 minutes. 4 flashes are 4-1/2 minutes. Repeat the steps to cycle through the time intervals.

A:  Hello, thank you for your interest in our products. The wireless keypad will only be able to pair to one Garage door opener. Each garage door opener will need its own keypad. We are more than happy to answer any additional questions at social@chamberlain.com.

A:  Hello, the Chamberlain garage door openers will work on a garage door that has proper maintenance, balance and meets the height requirements. Please note if a garage door is insulated or has windows you will likely want to lean towards a stronger horsepower unit.