This heat shrink tubing provides excellent insulation for electrical wires.
这种热缩绝缘管为电线提供优异的绝缘保护。
Use a hairdryer to shrink the tube tightly around the wire joint.
用吹风机加热使绝缘管紧密包裹线头接点。
The red heat shrink tube is ideal for marking positive terminals.
红色热缩管非常适合用于标记正极接线端。
These insulating sleeves resist moisture and prevent short circuits.
这些绝缘套管防潮且能防止短路。
High-quality polyolefin material ensures durability in harsh environments.
优质聚烯烃材料确保恶劣环境下依然耐用。
Cut the tubing to length before applying it to the cable.
使用前请按所需长度裁剪热缩管。
Shrinks evenly when heated, forming a snug protective layer.
加热后均匀收缩，形成贴合的保护层。
Available in various diameters to fit different wire sizes.
提供多种直径，适配不同粗细的电线。
Protects connections from dust, corrosion, and mechanical damage.
有效防护接头免受灰尘、腐蚀和机械损伤。
Easy to install and widely used in home electronics repairs.
安装简便，广泛应用于家用电器维修。
Upgrade your wiring projects with our premium Heat Shrink Tubing – the ultimate solution for safe, durable, and professional-grade insulation. Made from high-purity polyolefin, this heat shrink tube delivers superior protection against moisture, abrasion, and electrical interference. Available in 2mm, 3mm, 4mm, and 6mm inner diameters, it fits most common wire gauges effortlessly.
Our Insulated Heat Shrink Sleeve shrinks to 1/3 of its original size when heated, creating a tight, waterproof seal that locks out dust and corrosion. Choose from vibrant colors like red, blue, black, yellow, and transparent – perfect for color-coding circuits or enhancing visual organization. Each pack contains 100 pieces, offering excellent value for DIY enthusiasts, electricians, and makers alike.
Lightweight and flame-retardant (UL-certified), this Heat Shrink Insulating Tube withstands temperatures from -55°C to 125°C, making it ideal for automotive, marine, robotics, and home appliance applications. Simply slide it over your connection, apply heat with a lighter or heat gun, and watch it conform perfectly. No glue, no mess – just clean, long-lasting protection.
Trusted by professionals and hobbyists across China and exported globally, our Polyolefin Heat Shrink Tube combines reliability, affordability, and ease of use. Priced under ¥15 per pack, it's a must-have in every toolkit. Don’t risk exposed wires – upgrade to smart insulation today!
升级你的布线工程，就用这款高品质热缩绝缘管——安全、耐用、专业级绝缘的理想之选！采用高纯度聚烯烃材质，有效抵御潮湿、磨损和电磁干扰。内径提供2mm、3mm、4mm、6mm多种规格，轻松适配各类常用线径，满足多样化需求。
本款绝缘热缩管加热后可收缩至原尺寸的三分之一，紧密贴合形成防水密封层，彻底隔绝灰尘与腐蚀。更有红、蓝、黑、黄、透明等多种颜色可选，便于电路分色管理，提升接线美观度与识别效率。每包100支装，性价比超高，无论是电工师傅、电子爱好者还是创客达人，都能畅快使用。
轻巧阻燃（通过UL认证），工作温度范围达-55℃至125℃，适用于汽车线路、船舶电器、智能设备及家电维修等复杂环境。操作超简单：套管→加热（打火机或热风枪）→完美贴合，无需胶水，干净利落。真正做到即装即用，持久防护。
国内广受专业人士与DIY玩家信赖，并远销海外多个国家。这款Polyolefin热缩管集可靠品质、亲民价格与便捷体验于一体，单包售价不足15元，是工具箱里不可或缺的基础耗材。别再让裸露电线埋下隐患，现在就换上智能绝缘守护吧！
