This TECHSPAN Thin Wall Heat Shrink tubing offers a 2:1 shrink ratio, making it ideal for a variety of insulation and protection applications. Constructed from cross-link polyolefin, it is flame retardant, CSA approved, and UL224 VW-1 rated for safety. Its thin wall design and low smoke generation, along with zero halogen properties, make it a versatile choice. Operating effectively in temperatures from -45°C to 125°C, this black tubing shrinks to provide a secure fit, starting at 70°C and achieving full recovery at 120°C. It is rated for 600V, ensuring reliable performance in electrical applications.The TECHSPAN MHSP-1/4-0-IIL is a thin-wall heat shrink tubing with a 2:1 shrink ratio. Made from cross-link polyolefin, it is black in color and measures 1/4 inch in expanded inside diameter and 4 feet in length. It features a longitudinal shrink ratio of less than or equal to 8%. The operating temperature range is -45°C to 125°C, with a shrink temperature starting at 70°C and reaching full recovery at 120°C. This tubing is CSA approved, flame retardant, UL224 VW-1 rated (black only), generates low smoke, and is zero halogen. It has a voltage rating of 600V.