Alex Tech 100ft PET Expandable Braided Sleeving – 3/4 in BlackBlue

Overview

Alex Tech 100ft PET Expandable Braided Sleeving in BlackBlue provides flexible, protective coverage for a wide range of cables. With a nominal diameter of 3/4 in that expands by 50 percent, this sleeving can adapt to different cable bundles along a full 100 foot run. The PET construction blends durability with ease of handling, making it a practical choice for reorganizing messy harnesses or upgrading a wiring loom.

The dual tone colorway adds a subtle, professional aesthetic to automotive, home theater, and workshop setups, helping cables stay organized while maintaining a clean appearance. The material is selected for reliability in everyday environments, from engine bays to equipment racks, without sacrificing bendability or ease of installation.

Key benefits

• Durable PET braided sleeving that helps protect wires and extend their life in challenging environments
• Expandable diameter up to 50 percent to accommodate larger bundles or tight routing spaces
• Wide operating temperature range that covers typical automotive and electronics applications
• UL, ROHS, REACH and Halogen Free certifications support safety and regulatory alignment
• Economical and easy to install, offering a tidy, long lasting solution for wire management

Ideal use cases

• Automotive wiring harnesses for dash, under-hood, or bodywork projects
• Hi Fi speaker cables and power/trigger lines for cleaner, vibration-free routing
• HDMI and data cable runs in media centers, racks, or AV setups

Installation and care tips

• Measure the bundle and cut to length for a snug fit that reduces clutter
• Recommended: cut with a hot knife to prevent fraying at the edges
• If a hot knife is not available, carefully melt the edges with another heat source to seal them
• Wrap around the cables and secure with standard cable ties or clips as needed

Specifications at a glance

• Size: Diameter 3/4 in, Length 100 ft; Color: BlackBlue; Expansion: up to 50%
• Material: PET; Temperature range: -103 to 257 F; Melt temp: 446 F
• Certifications: UL, ROHS, REACH; Halogen Free

Whether upgrading an existing wiring loom or planning a new install, this sleeving offers a balance of protection and flexibility. Consider how the color blend and expandability might fit your project goals, and evaluate whether a hot knife setup is available for the cleanest edge finishes.