Introducing the RNF-3000-12/4-2-STK, a high-quality heat shrink tubing designed for HVAC applications. This red tubing, with an overall length of 1220 mm (48.031 in), is made of irradiated modified polyolefin, ensuring durability and reliability. With a 3:1 shrink ratio and a shrink temperature of 80 °C, it provides a tight and secure fit when applied. Operating in a wide temperature range from -55 to 135 °C, it offers excellent protection in various environments. The tubing has a recovered diameter of 4 mm (.157 in) and an expanded diameter of 12 mm (.472 in), catering to different cable sizes. RoHS compliant and suitable for high-reliability applications, the RNF-3000-12/4-2-STK is a trusted solution for your wire and cable management needs.