Gear Motor, also known as Electric motor Gearboxes, is a specific type of electrical motor that is designed to Motor Gearboxes Gear Motor For Glass Greenhouse Ventilation Screening And Shading System create high torque whilst maintaining a low horsepower, or low swiftness, motor output. Gear motors are available in many different applications, specifically for the greenhouse, livestock and agricultural industry, our motors are available options to use roof vents, wall vents,roof shading and screening, they attach to the shaft with chain couplings that compensate for alignment mistakes and can be very easily removed without disturbing the whole shaft.