Liftmaster 045DCT Circuit Board Garage Door Opener, DC, MyQ, Security 2.0

Get your garage door system back to secure, reliable operation with the LiftMaster 045DCT circuit board — an OEM control board designed for select LiftMaster DC chain and belt‑drive openers. This gate operators product restores MyQ remote access and adds encrypted Security 2.0 radio reception (yellow Learn button) so remotes, keypads and access controls communicate with improved range and interference resistance. The board manages DC motor output, integrates with standard photo‑eye safety sensors and wall controls, and operates on 120 VAC, 60 Hz power. For sites without built‑in Wi‑Fi, add the LiftMaster 828LM Internet Gateway to enable app-based monitoring and notifications so facility managers can monitor access and security remotely. Engineered as a direct-fit OEM replacement, the 045DCT simplifies field service: power down, transfer wires one‑to‑one, install, then reprogram remotes and travel limits (handle as ESD‑sensitive). Ideal for professional installers, property managers and security integrators, this control board supports continuity of access control and complements broader surveillance and monitoring systems. Order the LiftMaster 045DCT control board to restore performance and secure remote monitoring for your garage door operators.

• Restores reliable operation and remote access for DC chain/belt garage door openers, minimizing downtime for facilities and service teams
• Built-in MyQ support and compatibility with the 828LM Internet Gateway for secure remote monitoring and app control
• Security 2.0 encrypted radio (yellow Learn button) for enhanced resistance to interference and improved access security
• Direct-fit OEM replacement that integrates with standard photo-eye safety sensors and wall controls for fast, familiar installation
• Controls DC motor output on 120 VAC, 60 Hz openers and is designed for professional installers (ESD-sensitive handling recommended)