Sucking rate: 250 L / min. Max Rotate speed: 1440 r / min. Must use the specialized lubricating oil for vacuum pump. This pump should be equipped with a motor, so you should prepare it by yourself.This pump forbid reverse turn. Thank you for your support. We stand behind every product we sell. However, we will try our best to minimize it. You can enjoy top-quality product and high-quality services from us, Trust me that you will have a pleasant shopping experience in here. The item "Vacuum Pump For Cow Milking Machine Milker Bucket Tank Barrel 250L/min NEW" is in sale since Sunday, June 3, 2018. This item is in the category "Business & Industrial\Agriculture & Forestry\Livestock Supplies\Cattle - Dairy". The seller is "ashleytrade1984*" and is located in China. This item can be shipped worldwide.