Connector Boots | McMaster-Carr

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Electrically Insulating

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2,286 Products

Electrical Power, Networking, and Controlling

Strain-Relief Connector Boots

Protect connectors and cords from strain, bends, and pulls

2 products

Terminal Covers

Block out dirt and corrosion to protect battery terminals

20 products

Wire Splice Covers

Seal out dust and moisture to protect electrical connectors

3 products

Terminal and Splice Kits

Maintain a supply of extra terminals and splices to join and terminate wire

17 products

Wire Splices, Connectors, and Taps

Join wire and protect the connection

378 products

Electrical Connector Caps

Protect data connectors when not in use

78 products

Wire Sleeving

Bundle wiring and protect from abrasion and heat

878 products

Heat-Shrink Tubing

Apply heat to seal and insulate electrical wiring and connections

812 products

Heat-Shrink Tubing Splitters

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

23 products

Cold-Shrink Tubing End Caps

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

4 products

Heat-Shrink Tubing End Caps

Seal moisture out of crimped electrical connections

22 products

Cold-Shrink Tubing

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

17 products

Heat-Shrink Tubing Seal Wrap

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

5 products

Wire Sleeving Installation Tools

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

7 products

Electrical-Insulating Wire Caps

Cover live wire ends to protect against shock from accidental contact

3 products

Fluid Handling

Thermocouple Connector Covers

Shield thermocouple connectors from dust and debris

1 product

Thermocouple Insulating Sleeves

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

13 products