Liftmaster 412hm Gate Receiver

Universal Receiver for Gates & Garage Doors – 315MHz Compatibility Download Manual The LiftMaster 412HM Universal Receiver offers versatile radio control for garage doors and gate operators, supporting both Security+ rolling code remotes and standard transmitters. Designed for commercial and residential applications, this unit features dual voltage support (12VDC or 24V AC/DC), selectable High/Normal security modes, and output duration control (momentary or constant). This compact receiver is compatible with LiftMaster 971Lm Security+ remotes. Installation is flexible, with F-type coaxial antenna connector. Key Features 315 MHz Frequency – Compatible with LiftMaster Security+ and other 315MHz transmitters Dual Security Modes – Use with up to 15 remotes in High mode or 31 in Normal mode Flexible Voltage Input – Supports 12VDC or 24V AC/DC power supply Selectable Output – Momentary or constant contact closure settings Simple Programming – Learn button for easy transmitter sy