Alpha Wire Halogen Free Heat Shrink Tubing Black 6.3 mm Sleeve Diameter x 60.9 m Length 2:1 Ratio FIT Shrink F221L1/4 BK004

Alpha Wire F221L1/4 BK004 halogen free heat shrink tubing offers reliable cable protection with a sleeve diameter of 6.3 mm and a length of 60.9 meters. This tubing is specially engineered from polyolefin material that provides excellent flame retardant properties while being halogen free, making it an environmentally responsible choice for electrical insulation and cabling.

The tubing has a 2:1 shrink ratio allowing it to conform tightly to underlying wires and components, ensuring secure insulation. Its black color makes it versatile for multiple electrical and wiring applications.

Designed to meet stringent standards including UL 224 and NASA’s low outgassing definition, this heat shrink tubing is ideal for high-performance environments such as medical devices, transportation systems, and semiconductor manufacturing, where material safety and performance are critical.

Features low water absorption, low smoke emission, and zero halogen content to enhance safety during electrical faults or fire hazards. Polyolefin construction delivers flexibility and durability. 2:1 shrink ratio adapts perfectly to cables and joints.

Halogen free and flame retardant for safer installations. UL 224 and NASA low outgassing compliant. Low smoke generation reduces toxic fumes in emergencies. Black color for widespread application versatility. Suitable for professional electrical, automation, and electronics industries.

Provided as one reel measuring 60.9 meters in length.

This product is well suited for industrial, laboratory, commercial electrical cabling, HVAC systems, manufacturing, and water treatment applications requiring safe and effective electrical insulation solutions.

Explore the Electronics & Electricals category on EnvMart for more Heat Shrink Tubing and wire management solutions from trusted brands like Alpha Wire.