3M Polyester Film Electrical Tape 56 is a moisture resistant, electrical tape. This tape is suitable for insulating applications that require high dielectric strength. This tape is 600V rated and withstands a temperature range of 32 to 266 F (0 to 130 C).3M Polyester Film Electrical Tape 56 is highly conformable with a thermosetting, rubber adhesive. This tape has a polyester film backing and offers excellent resistance to chemicals, solvents, moisture, abrasion and cut through. UL Listed and RoHS 2011/65/EU Compliant.