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Liftmaster 8155W Contractor Series 1/2 HP AC Belt Drive Wi-Fi® Garage Door Opener, HEAD ONLY
Liftmaster 8155W - Contractor Series 1/2 HP AC Belt Drive
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Liftmaster 8155W Contractor Series 1/2 HP AC Belt Drive Wi-Fi® Garage Door Opener, HEAD ONLY

Item Id: LM-8155W
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Your Price: $229.95
Not for Sale

Liftmaster 8155W 1/2 HP AC Belt Drive Garage Door Opener

Includes Safety Sensor and 1 Remote

Dependable Performance

Contractor Series® Liftmaster 8155 1/2 HP AC Belt Drive Garage Door Opener
New model with MyQ technology, Security+ 2.0, Electronic Limit and Auto-force. Replacement operator for the old 3270 1/2 HP AC Belt Drive.
This Contractor Series Garage Door Opener is the ideal choice for dependable performance. Its durable 1/2 HP motor combined with an industrial-strength belt drive provide smooth, steady performance year after year.

MyQ® Technology enables you to securely monitor and control your garage door opener and houselights with your smartphone, tablet or computer.
Alerts can be received as email or pop-up (push) notifications on your mobile device so that you always know the status of your garage door and houselights.
MyQ mobile app is a free download requiring no activation or subscription fees.

P3 Motors from LiftMaster® are reliable, durable and powerful designed specifically for your needs.
Liftmaster 8155 1/2 HP Belt Drive AC motor with belt drive provides reliable and maintenance free performance.
Energy-efficient operation consumes up to 75% less power in standby mode.
4-year motor warranty, 10-year belt warranty, and 1-year parts warranty.

Safety and Security
Security+ 2.0 safeguards your household with every click a new code is sent to the garage door opener so that the door opens only for you.
PosiLock® locks down your garage door by electronically monitoring against a forced opening.
Alert-2-Close warning system provides audible and visual warnings when the garage door is about to close when using MyQ Technology.
The Protector System® has safety sensors that project a light beam across the garage door opening, automatically reversing the door if anything interrupts the beam.

Included Accessories for Liftmaster 8155W 1/2 HP Belt Drive:
1-Button Remote Control (Liftmaster 891LM):
Allows you to control a single garage door opener, gate operator or MyQ Light Accessory. With Security+ 2.0 , you are assured of a new code with every use.

Multi-Function Control Panel (Liftmaster 882LM)
Allows you to program remote controls, keypads and MyQ Light Accessories from the control panel. Includes lockout remote controls for added security.


Standard Specification

- Installed Length: 124 .
- Maximum Door Opening: 7 6 .
- Headroom Clearance Required: 2 .
- Up to 10 with optional 8 or 10 rails.

Number of Cartons: 1
Carton 1: Dimensions and Contents:
- 20 x 12 x 10 .
- 882LM Multi-Function Control Panel.
- 891LM 1-Button Remote Control.
- Garage Door Opener Head.
- The Protector System®.

Security+ 2.0 Radio Controls
- Coding System: Smart Receiver Code Button and Indicator Light.
- 891LM 1-Button Remote Control.
- Operating Range: 200 (approximately).
- Operating Temperature: -40°F to 150°F.
- Battery (remote control): 3-Volt Lithium.

- Remote Control: 310, 315 & 390 MHz Tri-Band.
- Receiver: Frequency Agile on 310, 315 & 390 MHz.
Security+ 2.0 Anti-Burglary Coding.

Convenience / Safety
- PosiLock®.
- Alert-2-Close.
- Emergency/Quick Release.
- Automatic Trolley Reconnect.
- Ventilation/Pet Opening.
- Down Safety Reverse.
- Up Safety Stop.
- Door Open/Beam Obstructed/Lights On.
- The Protector System®.
- Maintenance Alert System.

Electrical Specifications

- Voltage: 120V AC, 60Hz.
- Current Rating: 6.0A.
- UL Listings: Yes.
- Length of Line Cord: 4 (3-prong).

Energy Efficiency
- Approximately 1 Watt Power in Standby Mode.
- Enhanced CFL (Compact Fluorescent) Compatible.
- Standby Mode at down limit, work lights off.

Logic Type
- Solid State Microcontroller with Built-in Surge Suppressor.

- Number of Bulbs: 1.
- Maximum Wattage: 100.
- Length of Light Delay: 4 1/2 Minutes.
- Type of Light Delay: Solid-State.
- Enhanced CFL (Compact Fluorescent) Compatible, Max 26 Watts.

Mechanical Specifications

- Horsepower: 1/2.
- RPM: 1,625.
- Thermal Protection: Automatic.
- Lubrication: Permanent.

Drive Mechanism
- Drive Means: Full Reinforced Drive Belt.
- Reduction Means: Gear 16:1.
- Door Linkage: Adjustable Door Arm.

- Force: Electronic/Internal Auto Force.
- Limit: Internal Electronic.

Travel Rate
- Approximately 7.0 per second.

Shipping Weights
- Head: 22 lbs.

- Chassis: Steel.
- Rail: Solid-Steel T.
- Trolley: Steel.

- 10 Year Belt Warranty.
- 4 Year Motor Warranty.
- 1 Year Parts Warranty.

HOMELINK® Compatible (version 4.0 or higher).

May require an external adapter depending on the model and year of your vehicle.

Liftmaster 891LM 1-Button Standard Remote Control
Liftmaster 891LM 1-Button Standard Remote Control
Your Price: $26.25
Liftmaster 882LM Multi-Function Control Panel
Liftmaster 882LM Multi-Function Control Panel
Your Price: $24.95
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