Electrolube contact cleaner and lubricant electrolube eml400d electrolube eml contact cleaner lubricant is a solvent and lubricant blend that removes surface contamination and oxidation from all metallic contact surfacesusing eml reduces the electrical resistance across switch contacts or connectors by increasing the surface area of the contact eml also ensures long term protection from corrosion and arcing by depositing a thin film of electrolube 2x oil contact lubricant electrolube eml