Wire Insulation | McMaster-Carr

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2,978 Products

Electrical

Wire Sleeving

Bundle wiring and protect from abrasion and heat

Heat-Shrink Tubing

Heat-Shrink Tubing

Apply heat to seal and insulate electrical wiring and connections

Electrical Insulating Varnish

Electrical Insulating Varnish

Coat wire and other metal electrical parts to protect them from oil, chemicals, and moisture

Cold-Shrink Tubing

Cold-Shrink Tubing

Conforms to wire and cable without heat, creating a permanent, watertight seal

Heat-Shrink Tubing End Caps

Heat-Shrink Tubing End Caps

Seal moisture out of crimped electrical connections

Heat-Shrink Tubing Splitters

Heat-Shrink Tubing Splitters

Insulate and seal where wire splits off from cable; also known as breakout boots

Heat-Shrink Tubing Seal Wrap

Heat-Shrink Tubing Seal Wrap

Wrap around wire like tape to create a moisture resistant seal before adding heat-shrink tubing

Cold-Shrink Tubing End Caps

Cold-Shrink Tubing End Caps

Seal crimped electrical connections without heat or tools to protect against moisture

Wire Sleeving Installation Tools

Wire Sleeving Installation Tools

Insert wire and hose into corrugated, spiral wrap, or wraparound sleeving

Electrical Cable Repair Resins

Electrical Cable Repair Resins

Protect and insulate electrical cables and repair damaged insulation

Fluid Handling

Thermocouple Insulating Sleeves

Thermocouple Insulating Sleeves

Protect thermocouple wire in extreme-temperature applications, such as die casting and heat treating

Fastening and Joining

Tape

Bind, seal, and mark surfaces

Raw Materials

Garolite

A strong, machinable alternative to metal and plastic widely used in circuit boards and gears

Plastic

A lightweight alternative to metal and glass

Fiberglass

A lightweight alternative to metal and wood widely used in electrical and structural applications

Hard Fiber

Chemically treated to be hard and dense, this is the easiest composite to machine in our offering

Heating, Ventilation, and Air Conditioning

Pipe Insulation

Pipe Insulation

Fit around pipe, tubing, and tanks to reduce heat loss or condensation

Safety Equipment

Electrical Protection Blankets

Electrical Protection Blankets

Wrap around power lines and electrical equipment to shield workers from high voltage

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)