LiftMaster Expert Installation
LiftMaster 81550
½ HP AC Belt Drive Wi-Fi® Garage Door Opener with Integrated Bluetooth® Technology





Overview
The LiftMaster 81550 is a reliable 1/2 HP AC belt drive garage door opener featuring integrated Wi-Fi and Bluetooth for seamless connectivity. It offers quiet operation, smart control via the myQ app, and enhanced security features.
Professional Installation Available
Get a Quote for 81550 Same-day service in York Region
Quick Specs
- Drive: Belt Drive (Quiet)
- Motor: 1/2 HP AC
- Warranty: 4 Years Motor
Premium Features
AC Motor Purposefully designed and built to last
myQ® Connected Control, secure, and monitor the garage from the myQ app anytime, from anywhere
Secure in-garage delivery Enables Amazon Key In-Garage Delivery (free for Prime members)
Security+ 2.0® Sends a new code with every remote click
Invisible light beam safety system with auto-reverse
PosiLock® electronic protection against forced openings
Integrated Bluetooth technology Reduces setup time and easier connection to myQ app and smart home devices
Quiet operation Long-lasting belt drive for maintenance-free performance
myQ Diagnostics Real-time health reports and alerts for garage door issues
Technical Specifications
| Mechanism | Steel chassis, T-rail and trolley, full reinforced belt drive (16:1 gear reduction), auto-force adjustment, electronic limits, AC Wi-Fi logic board with built-in surge suppressor |
| Speed | 7 inches per second (up and down) |
| Lighting | Max. 1 x 100-watt lightbulb; Enhanced CFL compatible, max. 26 watts |
| Warranties | Motor: 4 Years / Parts: 1 Year |
In The Box
- Garage Door Opener Head (81550)
- 3-Button Remote Control (893LM)
- Multi-Function Control Panel (882LMW)
- The Protector System® Safety Reversing Sensors
- Assembled Solid-Steel Belt T-Rail (sold separately in some kits)