Geyer Electronic is an industrial automation company that specializes in the assembly, installation, and maintenance of industrial electrical and electronic components. 12.89190 is a type of cable manufactured by Geyer Electronic. It is designed for extreme temperature ranges and features an outer jacket of black, cross-linked polyethylene that is oil- and water-resistant. The copper wires are insulated with thermoplastic fluoropolymer that resists water, oil, and solvents, and can withstand temperatures up to 250°C (482°F). The cable is suitable for use in a variety of industrial applications, including power control and distribution, welding, and automotive equipment.