Chamberlain 1/2 HP Belt Opener – Model #B503 (2 Remotes)
The B503 is an ultra-quiet and strong steel-reinforced belt drive garage door opener that’s easy to install and operate. Perfect for attached garages, it’s precision engineered for years of reliability and quiet, smooth performance you can sleep through. Powered by Chamberlain’s Lift Power System, it delivers the highest lifting capacity compared to the ½ power class.
Designed and engineered for safety and security, it features enhanced Triband frequency technology for superior range and performance, Security+2.0 code encryption, Posilock protection against forced entry, dual-function wall control, and more. Unit accepts two 100 watt max non-halogen or 26 watt CFL light bulbs (not included). Designed specifically for 7 ft. garage doors – extension kits required for 8 ft. and 10 ft. doors.
ULTRA QUIET AND STRONG BELT DRIVE
Steel-reinforced belt drive and constructed with high-grade materials for years of reliability and quiet, smooth performance—perfect for attached garages.
MED CHAMBERLAIN LIFT POWER SYSTEM
Powered by Chamberlain’s MED Lift Power System, the B503 delivers lifting force equivalent to 1/2 HP, the highest lifting capacity compared to the 1/2 power class for effortless lifting and reliable performance you can count on.
UPGRADE TO SMARTPHONE CONTROL
Open, close, and know the status of your garage door from anywhere with your phone or tablet. Upgradeable to Smartphone Control with purchase of Smart Garage Hub (MyQ-G0301 required and sold separately).
SUPERIOR RANGE REMOTES
Exclusive Triband technology boosts remote range up to 1,500 feet for a quicker entrance and exit.
TRUSTED SAFETY AND SECURITY
Unmatched Security+2.0. 100 Billion code encryption protects against hacking, and Posilock anti-theft protection assures that once the door closes, it stays locked.
HIGHEST QUALITY MATERIAL
Built from High-Grade materials.
WARRANTY:
10 Year – Motor
Lifetime – Belt
Hear From Our Happy Customers
At Quick Response Garage Door Service, your satisfaction is our priority! See for yourself what our customers have to say about working with us.
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"Top of the line first class service by Bryan!"
Bryan arrived my house less than one hour after calling Quick Response for my garage door problem. He provided complete customer service at the highest level. Highly recommend Quick Response Home Services for your garage door needs.
- Desert G. -
"The company is super responsive, and the whole process was smooth."
Bryan from Quick Response Home Services was great! Our appointment was scheduled for 4-6 PM, but he arrived early and got right to work. He was professional, efficient, and friendly—and even a dog lover, which we appreciated. Highly recommend!
- Kevin H. -
"My best experience in over 50 years!"
Very professional, efficient and went beyond whatever I could expect. Door repaired and he suggested new rollers and sounds and works perfectly.
- Frederick S. -
"I’m so happy!"
I scheduled for an estimate. The price was great so I was going to schedule, but Luke said he could repair the door and replace the motor now. Thank you, Luke!!
- Darilyn H. -
"I would definitely use them again!"
This service was quick and very professional. I bought a house and the garage door top hinge broke. They installed a new hinge, reprogrammed the outside controller and set up our My-Q.
- Jerry A. -
"Our garage door is perfect and working beautifully!"
Bryan absolutely was the best person for the job he did so many things that made us happy and amazing work in a timely manner. Thank you so very much for a wonderful job today.
- Barbara J. -
"I have you guys on speed dial!"
Bryan did a phenomenal job! Very professional and courteous!! Thank you Bryan.
- Joe M. -
"Great company!"
They are our family's go-to for installation of openers, repairs, and new garage doors. With Quick Response, it is refreshing to find a company with people working for them that are personable, helpful, proficient, and efficient with reasonable prices.
- C. Riedlinger