Unifin, a world leader supplier of cooling equipment and transformer oil pumps and valves to the power transformer industries and power generation, offers a new range of heavy duty transformer oil valves under the company's cardinal brand. Cardinal valves have temperatures ranging from -40degree Celsius to 100 degree Celsius.

All cooling equipment parts are made up of non corrosive or a suitably protected material. Since cardinal valves are strong in design, it will not result in valve malfunction. All valve fasteners are designed in such a way that it can avoid loosening under normal operating conditions for the best in cooling equipment maintenance. Valves are painted with oil and sealed to protect the cooling equipment from contaminants. Cardinal valves are designed so that they can be used in new transformers or as replacements on existing electrical transformers.