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The 3M 7100049965 is a flexible polyolefin heat shrink tubing designed to protect electronic components, insulate wire splices, and bundle conductors in electrical and electronic assemblies. Each piece measures 48 inches in length, and the package includes 5 pieces. When heat is applied, the tubing shrinks to form a tight, protective sleeve over the covered area. It is suited for applications requiring a flexible, low-profile insulating barrier on wiring and connections. Electricians, electronics technicians, and electrical maintenance professionals commonly use this tubing during wiring repair, harness assembly, and component protection work.
This heat shrink tubing is used in residential, commercial, and light industrial electrical work wherever wire splices, terminal connections, or bundled conductors need mechanical protection and insulation. It is appropriate for panel wiring, harness fabrication, and field repairs on control wiring, low-voltage circuits, and general electrical assemblies. The 48-inch length provides flexibility for cutting to size across a range of conductor diameters and splice configurations.
Designed as an OEM-style heat shrink sleeve for general electrical and electronic wiring applications involving insulation, splice protection, and conductor bundling.
Installation is typically performed by licensed electricians or electronics technicians. De-energize all circuits before applying heat shrink tubing to any wiring or connection. Apply heat evenly along the tubing using a heat gun, working from one end to the other to avoid trapping air bubbles or uneven shrinkage. Do not use an open flame to apply heat, as this can damage the tubing and the underlying conductors.
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