Liftmaster J50 Commercial Jackshaft Opener

Model J is an industrial-duty jackshaft operator. It features a removable hinged electrical box cover, a continuous-duty high-starting torque otor, industrial ball bearings on the ouput shaft and a universal mount frame design.

LOGIC 3.0 TECHNOLOGY (L3)
Added Value

• Built-in 3-channel, 315MHz radio receiver accepts up to 23 Security+® or unlimited DIP switch remotes. 3-button remotes can be programmed for OPEN/CLOSE/STOP operation
• Maintenance Alert System™ establishes a routine maintenance schedule based on the number of cycles or calendar date. Includes self-diagnostic system that allows you to troubleshoot up to eight different error codes
• Timer-to-Close allows programming in 5-sec or 1-min increments. Commercial or industrial photo-eyes required
• Thermal motor overload can be easily reset from the 3-button floor level control station