Description This pump has a shorter life than other options. Requires rebuilding or replacement every 2 years or possibly sooner The pump must be completely dry inside if it will not be used for a period of longer than 24 hours. You must call to order and agree that you understand the limitations and special care needed for this pump. Features a stainless steel vacuum tank Portable - but it is heavy. weighing about 70 pounds. can be mounted to a small wagon or cart Small & quiet portable vacuum supply Includes a stainless steel overflow vacuum tank with removable see through Plexiglas end. Balance tanks are vital for assuring you protect your pump in case of an overflow. Tank also provides stable vacuum to bucket. Regulator and gauge included Efficient Oil - less pump. Electric Motor runs on 115 volt household current.3/4 HP. Some assembly required. Will operate 1 or 2 cow bucket milkers Will operate 1 or 2 goat bucket milkers with the ability to milk 1, 2 or 4 goats Has 2 ports for 5/8 vacuum hose (NuPulse size) Reducing adapter 7527 recommended for milkers that use a 1/2 inch vacuum hose (see link below) Nipple closure cap recommended if you only run one bucket (see link below) E