LiftMaster 041AC050-1M 315 MHz Security+ Receiver Logic Board with End Panel for AC Chain Drive Openers

The LiftMaster 041AC050-1M is a genuine replacement 315 MHz Security+ receiver logic board with an attached end panel for select LiftMaster and Chamberlain 1/2 HP AC chain-drive garage door openers.

This board controls the garage door opener’s primary operating functions and receives signals from compatible 315 MHz Security+ remote controls and wireless accessories. It is intended for select operators manufactured from 2005 through 2015 that use a purple Learn button.

Before ordering, compare the part number printed on the existing logic board and verify the opener model, manufacturing date, drive type, and Learn-button color.

Features

• Genuine LiftMaster replacement receiver logic board
• LiftMaster part number 041AC050-1M
• 315 MHz radio frequency
• Security+ rolling-code technology
• Designed for select 1/2 HP AC chain-drive garage door openers
• Includes the receiver logic board and attached end panel
• Compatible operators feature a purple Learn button
• Replacement for select openers manufactured from 2005 through 2015
• Restores compatible remote-control reception and operator control functions

How It Works

The receiver logic board serves as the main electronic control center inside the garage door opener. It processes commands from the wall control, safety sensors, limit system, motor components, and compatible remote controls.

The integrated 315 MHz receiver communicates with Security+ transmitters. After installation, compatible remotes and wireless accessories must be programmed to the replacement board using the purple Learn button.

Compatibility

Designed for select LiftMaster and Chamberlain 1/2 HP AC chain-drive garage door openers manufactured from 2005 through 2015.

Known compatible Chamberlain models include:

• HD200D
• PD210D
• PD212D

Also commonly associated with select compatible LiftMaster AC chain-drive models when the original parts diagram specifies 041AC050-1M.

Also known as:

• 41AC050-1M
• 41AB050-1
• 41A5483-1C-315
• 41AC050-1
• 41A5689

Compatibility cannot be determined by appearance or horsepower alone. Confirm that the existing opener:

• Uses an AC chain-drive system
• Has a purple Learn button
• Operates on the 315 MHz Security+ platform
• Lists 041AC050-1M or an approved replacement number in its parts diagram

This board is not compatible with yellow Learn-button Security+ 2.0 openers, red or orange Learn-button openers, green Learn-button openers, Wi-Fi logic boards, DC openers, belt-drive openers, or screw-drive openers unless specifically listed by the manufacturer.

Package Contents

• LiftMaster 041AC050-1M receiver logic board
• Attached replacement end panel

Remote controls, wall controls, safety sensors, wiring, and other opener components are not included.

Installation Requirements

Disconnect electrical power and battery-backup power, when applicable, before removing the opener cover or handling internal electronic components.

Transfer the wiring connections from the original board one at a time and confirm that each connector is installed in the proper location. After installation, reset the travel limits and force settings if required by the opener model.

All compatible remote controls and wireless keypads may need to be reprogrammed to the new receiver logic board.

Installation & Safety

Garage door opener repairs involve electrical components and moving mechanical equipment. Installation should be performed by a qualified garage door technician when the cause of the failure has not been properly diagnosed.

A nonresponsive opener may also be caused by damaged wiring, misaligned safety sensors, a failed capacitor, motor problems, power-supply issues, or an incompatible wall control. Confirm the logic board is defective before replacement.

After installation, test the wall control, remote controls, safety-reversing sensors, travel limits, force settings, and automatic reversal system before returning the opener to service.

LiftMaster 041AC050-1M 315 MHz Receiver Logic Board with End Panel

Shop the LiftMaster 041AC050-1M 315 MHz Security+ receiver logic board with end panel for select 1/2 HP AC chain-drive garage door openers made from 2005–2015.