Designed for medium- to high-cycle applications, the belt-drive PowerHoist STANDARD operator is ideal for normal- to large-size sectional doors.

All PowerHoist STANDARD Jackshaft and Trolley Operators feature:

• Heavy-duty NEMA-1 enclosures to protect electrical components.
• Electro-Mechanical brakes that prevent coasting (standard on all jackshaft and 3/4 HP trolley optional on 1/3 & 1/2 HP trolleys).
• Adjustable friction clutches to help protect the door and operator if door movement is obstructed.
• Emergency disconnect chain so the door can be manually operated.
• High starting torque motor.