Kontakt Chemie Lubricants, Greases & Oils Electrical contact cleaner 632223 - Kontakt-Chemie 71013-AF, Kontakt Chemie's KONTAKT WL 71013-AF Electrical Contact Cleaner is a 400 ml aerosol used for maintenance and cleaning. This contact cleaner spray effectively removes contaminants from electrical connections and components. It is ideal for preserving the functionality and longevity of electronic equipment. Kontakt Chemie 71013-AF Electrical Contact Cleaner 400ml Removes Dirt