Features: If the fan not start, or if the speed decreases, choose this CBB61 capacitor and replace the old one. This capacitor control the starting and stopping of the fan, as well as the speed regulation. Enduring, small loss, strong moisture resistance & excellent electrical performances. It is widely used for motor speed control and switching control. Suitable for ceiling fan, wall fan, stand fan, industrial fan, air exchange fan, water pump, motor, generator. Specifications: Materials: Plastic Styles: 11uF/13uF Size: about 5x5x4cm/1.97x1.97x1.57inch Distance between inserts: 52mm/2.05inch Voltage: 350V Package Includes: 1Pc Capacitor note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to difference between different monitors, the picture may not reflect the actual color.