Gear Motor, also called Electric motor Gearboxes, is a specific type of electrical motor that’s designed to generate high torque while maintaining a minimal horsepower, or low quickness, motor output. Gear Motor Gearboxes Gear Motor For Glass Greenhouse Ventilation Screening And Shading System motors are available in many different applications, especially for the greenhouse, livestock and agricultural market, our motors can be found options to use roof vents, wall structure vents,roof shading and screening, they attach to the shaft with chain couplings that compensate for alignment errors and can be very easily taken out without disturbing the entire shaft.