Ensure reliable protection and insulation for your electrical projects with this 50-piece set of 3/8" Heat Shrink Tubing. The black color is ideal for electrical insulation, providing a professional look and protection. Designed with UL Listed and ROHS Compliant materials, this tubing ensures safety, reliability, and environmental compliance. It features high voltage and temperature ratings, perfect for automotive, solar, and DIY applications, offering long-lasting durability even in high-heat environments. Key Features: UL Listed & ROHS Compliant: This tubing is UL Listed for safety and ROHS Compliant, ensuring it meets strict environmental and safety standards for your peace of mind. High Temperature & Voltage Rating: Withstands temperatures up to 300°F (150°C) and rated for 600V, providing superior insulation and protection for a wide range of electrical tasks. Black Color: The black color is perfect for electrical insulation and offers a professional, clean appearance. Durable & Flexible: Made from high-quality polyolefin, this tubing expands and shrinks tightly over wires and cables, ensuring a secure and long-lasting fit. Perfect Size for Many Projects: Each piece measures 3/8" in diameter and 4" in length, offering flexibility for a variety of wiring and cable sizes. 2:1 Shrink Ratio: Features a 2:1 shrink ratio, allowing it to shrink to half its original size, making it ideal for different wire thicknesses. Specifications: Size per Tube: 3/8" x 4" (Diameter x Length) Material: Polyolefin Temperature Rating: Up to 300°F (150°C) Voltage Rating: 600V Shrink Ratio: 2:1 Color: Black UL Listed: Yes ROHS Compliant: Yes Quantity: 50 pieces Perfect for: Automotive electrical wiring and repairs Solar panel wiring installations DIY electrical projects Marine and RV electrical systems High-voltage and high-temperature applications Soldering and cable splicing