Sprayon EL2001 Electronic Contact Cleaner & Protectant, is intended to clean and degrease electrical equipment that is energized or when there is a residual electrical potential from a component, such as a capacitor. Instant solvent and cleaning action quickly removes greases, dust and oxidation. Restores and maintains precision and original efficiency of electronic instruments and electrical equipment. Penetrates pores of surface leaving a fine, microscopic film for protection against corrosion.