CHESTERTON 273, 240 ml aerosol The Chesterton 273 electric motor cleaner is a non-flammable, non-conductive and non-corrosive solvent-based degreaser. It can be used on running equipment and electrical systems without risk of fire. Features - Non-flammable - Non-conductive - High dielectric strength - Fast penetration - High solubility - NSF K2 registration number 133976 Applications Cleans electrical equipment without causing damage to wiring, rubber parts, insulation or contacts. An excellent degreaser for electric motors, fuse boxes, blowers, fans, hoists, switches, transformers and cables.