Liftmaster CDO Gearhead 1/2hp 115/230v 1 ph

The LiftMaster GH (Logic 5.0) Gearhead Hoist Operator is a heavy-duty commercial door operator built for demanding, high-cycle applications. It is recommended for rolling steel doors as well as heavy, high- or standard-lift sectional overhead doors, making it a dependable choice for commercial facilities that rely on frequent door operation.

This model features a 1/2 HP single-phase motor configured for 115V/230V dual voltage operation. It is engineered for durability with a 45:1 first-stage heavy-duty gear reduction running in an oil bath, a cast iron housing, sealed roller bearings, and a #50 output sprocket chain. The Logic 5.0 solid-state circuit board provides programmable controls, while myQ Technology enables remote monitoring and control via smartphone, tablet, or computer (LiftMaster Internet Gateway and myQ app required).

Designed for safe, reliable manual override and operation, the unit includes a floor-level emergency release sash chain with auto-reconnect, a standard brake, mechanical limit settings, and built-in run-time and reverse protection. With universal mounting up to 2 HP and a heavy-duty steel frame, it is well suited for high-cycle commercial environments.

• 1/2 HP single-phase motor, 115V/230V dual voltage
• Heavy-duty duty cycle: up to 25 cycles/hour and up to 125 cycles/day (distributed over a minimum of 8 hours)
• Operator speed of 8-9 inches per second with mechanical limit settings
• Solid-state Logic 5.0 circuit board with programmable timer-to-close, mid-stop, and run-time protection
• 45:1 oil-bath gear reduction, cast iron housing, sealed roller bearings, and #50 output sprocket chain
• myQ Technology for remote monitoring and Security+2.0 radio receiver, backwards compatible to Security+ 315/390 MHz
• Heavy-duty 11-gauge steel frame with powder coat finish, NEMA 1 electrical box, and a 2-year warranty