Single copper conductor, stranded and insulated with moisture, heat and flame resistant, chemically crosslinked polyethylene. Featuring ServicePRO-X® Insulation – No Pulling Lubricant Required (#6 AWG and larger). Available in colors. Suitable for general purpose wiring, for power distribution and branch circuit wiring where a cable having superior flame retardance is required. Suitable for use in 105°C dry systems.