Summit CentriPump SPO Series lubricants are manufactured from the highest quality PAO (polyalphaolefin) base stocks and advanced additive technology. CentriPump SPO Series lubricants are recommended for centrifugal pumps and present many advantages over petroleum-based lubricants as well as other popular synthetic based products. The CentriPump SPO Series offers superior oxidation life and excellent wear protection. In addition, they have low pour points, high viscosity indices and excellent water demulsibility. CentriPump SPO Series lubricants are compatible with commonly used seal materials and equipment designed for use with petroleum oils.