Scotch Locks | McMaster-Carr

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Wire Connection Method

Insulation Piercing

Number of Wires

For Wire Gauge

Color

Wire Construction

Wire Connection Position

Insulation

Barrel Insulated

Fully Insulated

Splice Type

Tap Wire Gauge (AWG)

System of Measurement

Voltage

Performance

Corrosion Resistant

Easy Inspection

Flame Retardant

Interference Shielding

Low Temperature

Moisture Resistant

Vibration Resistant

Number of Poles

American Wire Gauge (AWG)

Terminal Type

Quick Disconnect

Insulation Color

Application

Signal Type

Electrical Connector Component

Shape

Adjustable-Angle Elbow

Certification

C-UL Recognized Component

DNV-GL Type Approved

LR Type Approved

UL Recognized Component

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

RoHS

Compliant with Exemptions

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

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104 Products

Wire Splices, Connectors, and Taps

Wire Connector

Moisture-Resistant Insulation-Piercing Wire Connectors

Moisture-Resistant Insulation-Piercing Wire Connectors

Filled with gel to repel moisture and prevent corrosion

Insulation-Piercing Wire Connectors

Insulation-Piercing Wire Connectors

Bite through insulation to connect wires without stripping them first

Twist-On Wire Connector and Insulation-Piercing Wire Tap Assortments

Twist-On Wire Connector and Insulation-Piercing Wire Tap Assortments

Twist connectors onto wire ends or pierce insulation with a tap to create a new circuit

Wire Tap

Insulation-Piercing Wire Taps

Insulation-Piercing Wire Taps

Bite into an installed wire to power additional lines

Moisture-Resistant Insulation-Piercing Wire Taps

Moisture-Resistant Insulation-Piercing Wire Taps

Filled with gel to repel moisture and prevent corrosion

Insulation-Piercing Wire Taps for Quick-Disconnect Terminals

Insulation-Piercing Wire Taps for Quick-Disconnect Terminals

Pop quick-disconnect terminals in and out to restore or break connections without rewiring

Insulation-Piercing Wire Taps for Snap-Plug Terminals

Insulation-Piercing Wire Taps for Snap-Plug Terminals

Pop snap plugs in and out to restore or break connections without rewiring

Twist-On Insulation-Piercing Wire Taps

Twist-On Insulation-Piercing Wire Taps

Twist the cap for a tighter grip on the wire than other taps

Twist-On Insulation-Piercing Wire Tap Assortments

Twist-On Insulation-Piercing Wire Tap Assortments

Keep a variety of sizes on hand to tap any wiring in your facility

Butt Splice

Watertight Insulation-Piercing Butt Splices

Watertight Insulation-Piercing Butt Splices

Gel seals off the wire so it stays completely dry and conductive

Watertight Reducing Insulation-Piercing Butt Splices

Watertight Reducing Insulation-Piercing Butt Splices

Join two wires of different sizes while keeping the connection dry and conductive

Other Products

Circuit Breakers

Circuit Breakers

Reusable way to interrupt circuits when they overload or short

Metric Circular Connectors

Metric Circular Connectors

Plugs, sockets, receptacles, and adapters for equipment with metric connections

RJ45 Connectors

RJ45 Connectors

Plugs, sockets, and receptacles to make Ethernet connections

Power Connectors

Power Connectors

Plugs, sockets, receptacles, and other connectors for powering equipment

Light Switches

Manually turn lights on and off

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