The RNF-3000-3/1-X-SP Heat Shrink Tubing is a versatile and durable solution for all your cable management needs. Made from clear Irradiated Modified Polyolefin, this tubing has a 3:1 shrink ratio, ensuring a snug fit around cables and wires. With a shrink temperature of 80°C, it provides reliable insulation in high-temperature environments, while its operating temperature range of -55 to 135°C guarantees performance in a variety of conditions. Measuring .039 inches in diameter when recovered and 3mm when expanded, it offers flexibility for different cable sizes. This RoHS-compliant tubing is perfect for HVAC applications and is a must-have for any professional electrician or DIY enthusiast. Trust the RNF-3000-3/1-X-SP for superior abrasion protection and secure cable bundling.