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Liftmaster 3240 - Premium Series 1/2 HP Screw Drive
Liftmaster 3240 - Premium Series 1/2 HP Screw Drive
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Liftmaster 3240 - Premium Series 1/2 HP Screw Drive

Item Id: LM-3240
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Your Price: $249.95
Not for Sale

Liftmaster 3240 1/2 HP Screw Drive Garage Door Opener

Includes Safety Sensor and 1 Remote

Smooth Running, Powerful Performance

P3 Motors from Liftmaster 3240 1/2 HP Screw Drive are reliable, durable and powerful designed specifically for your needs.
1/2 HP motor with industrial-strength screw drive provides steady performance and lifting power.
Motor Vibration Isolation System (MVIS®) provides super quiet, smooth operation year after year.
200-watt lighting with adjustable light time delay for more energy-efficient use
One-piece steel rail design means less friction so no binding or lubrication is needed even in the most extreme temperatures.
Lifetime motor warranty and 1-year parts warranty.

Safety and Security
Security+® 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 door by electronically monitoring against a forced opening.
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 3240 1/2 HP Screw Drive:
3-Button Remote Control (Liftmaster 373LM):
Allows you to control up to three garage door openers, gate operators or MyQ-enabled light devices. Sleek contoured design with bright blue LED lights.

Multi-Function Control Panel (Liftmaster 78LM):
Makes it easy for you to program remote controls and MyQAccessories as well as adjust settings with intuitive menu driven format and LCD display.


Standard Specifications

- Installed Length: 128".
- Maximum Door Opening: 7' 6 1/2".
- Headroom Clearance Required: 2.3".
- Up to 8' 6" with optional rail.

Number of Cartons: 2.
Carton 1 Dimensions and Contents:
- 20" x 8 1/8" x 20".
- Multi-Function Control Panel.
- 373LM Remote Control.
- Garage Door Opener Head.
- The Protector System®.
Carton 2 Dimensions and Contents:
- 114" x 3" x 3".
- Assembled Solid-Steel Screw Rail.

Security+® Radio Controls
- Coding System: Smart Receiver Code Button
and Indicator Light.
- Operating Range: 150' (approximately).
- Operating Temperature: -40°F to 150°F.
- Battery (remote control): 3-Volt.

- 315MHz.
- 373LM 3-Button Remote Control.
- Security+ Anti-Burglary Coding.

- The Protector System®.
- Emergency/Quick Release.
- Automatic Trolley Reconnect.
- Ventilation/Pet Opening.
- Down Safety Reverse.
- Up Safety Stop.
- Door Open/Beam Broken/Lights On.
- PosiLock®.

Electrical Specifications

- Voltage: 120V AC, 60Hz.
- Wattage: 540.
- Current Rating: 4.5.
- UL Listings: Yes.
- Length of Line Cord: 4' (3-prong).

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

- Number of Bulbs: 2.
- Maximum Wattage: 100 x 2.
- Length of Light Delay: Adjustable.
- Type of Light Delay: Solid-State.

Mechanical Specifications

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

Drive Mechanism
- Drive Means: Screw.
- Reduction Means: Belt.
- Door Linkage: Adjustable Door Arm.

- Force: Internal Up and Down.
- Limit: Internal.

Travel Rate
- Approximately 7.5"/Second.

Shipping Weights
- Head: 22 Lbs.
- Rail: Screw 23 Lbs.

- Chassis: Steel.
- Rail: Steel.
- Trolley: Steel.

- Lifetime Motor Warranty.
- 1 Year Parts Warranty.

HOMELINK® Compatible (version 4.0 or higher) w/QuickTrain Technology.

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

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