Formulated with hydrocracked synthetic base oils to meet the critical lubrication needs of combined cycle turbines, large heavy-duty industrial gas, steam turbines with and without loaded gearboxes. TURBINOL-S SERIES has exceptional high-temperature thermal stability, outstanding oxidation stability, low sludge and varnish formation. The oils meet or exceed OEM requirements, including those from General Electric, Siemens Westinghouse, Solar, MAG Cincinnati Machine P-38, British Standard 489, DIN 51515 and ASTM D4304. Recommended for use in electric motor bearings, air compressors, gears, hydroelectric turbines, steam turbines, marine turbines, and nonheavy-duty hydraulic systems.