Electriduct 1.5 in Heat Shrink Tubing 2:1 - 100 ft Blue

Our review of the Electriduct 1.5 in Heat Shrink Tubing focuses on installers and hobbyists who need a long, reliable insulating sleeve for wiring and small harnesses. The bottom line: this 100 ft roll with a 2:1 shrink ratio delivers dependable insulation and tightness for automotive and electronic use, and its RoHS compliance and UL listing make it suitable where safety and standards matter. The tubing shrinks to roughly half diameter with minimal length loss, so it is best when you pick a size slightly larger than the item you plan to cover.

Key Features

• 2:1 Shrink Ratio: Shrinks down to half its original diameter, providing a snug protective fit for wire joins and small connectors.
• Long Length: The 100 ft roll supplies plenty of tubing for multiple projects, reducing the need to reorder frequently for general wiring work.
• Electrical Safety: RoHS compliant and UL listed, with ratings up to 600V, giving confidence for electrical and automotive applications.
• Material Performance: Halogen-free polyolefin resists high temperatures and corrosion while delivering consistent insulation and strain relief.
• Color Coding: The bright blue color helps identify circuits or phases quickly during installation and maintenance.
• Practical Tolerance: Sizes vary about 5% and longer lengths may have splices, which is useful to know when planning precise fits.

Who It's For

The Electriduct tubing is aimed at electricians, auto DIYers, and electronics hobbyists who need an affordable, standards-compliant sleeve for insulating, protecting, and bundling wires. The 1.5 in diameter in its round form works well for small harnesses and multi-conductor joints when you select a size slightly larger than the assembly to ensure a secure shrink.

Those who need very thick or heavy-duty sleeving for large diameter cables or for applications requiring zero splices over extreme lengths should consider specialty industrial options. Also, if exact color matching across different sizes is critical, note that colors can vary slightly between sizes.

Pros & Cons

Pros

• Works well as insulation and shrinks reliably with a heat gun for a permanent seal.
• Good value for money given the 100 ft length and compliance with RoHS and UL standards.
• High temperature resistance and halogen-free construction provide safer long-term performance.
• Color helps with identification and organization of wiring runs.

Cons

• Thickness opinions are mixed; some users find it best for thinner cables rather than very thick conductors.
• Longer lengths may include splices, which can affect runs that require uninterrupted tubing.

Specifications

Diameter (round)	1.5 in
Shrink Ratio	2:1 (shrinks to half diameter)
Length	100 ft
Voltage Rating	Up to 600V
Material / Safety	Polyolefin, RoHS compliant, UL listed, halogen-free
Thermal / Performance	High temperature resistant, good electrical insulation and corrosion resistance
Tolerance	Sizes vary approximately 5%; longer lengths may include splices

Our Verdict

The Electriduct 1.5 in 2:1 heat shrink tubing is a practical, cost-effective choice for electricians and hobbyists who need reliable insulation and clear color coding across many projects. Its compliance with UL and RoHS standards, combined with the long 100 ft roll and consistent shrink performance, make it good value for routine wiring, automotive repairs, and electronics work; just be mindful of thickness preferences and possible splices in very long lengths.

Frequently Asked Questions

Will this shrink tubing work with a standard heat gun?
Yes. The tubing shrinks reliably with a heat gun, producing a tight fit when heated evenly.

Does the tubing change length significantly when shrunk?
No. It shrinks primarily in diameter with typical length shrinkage of less than 7%, so plan size selection accordingly.

Are there any safety certifications?
Yes. This polyolefin tubing is RoHS compliant, UL listed, halogen-free, and rated for use up to 600V.