Grounding Connectors | McMaster-Carr

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Electrical Connection

Alligator Clip

Eyelet

Flat-Pin Mini Thermocouple Connector

Grounding Clamp

Lug

Round-Pin Thermocouple Connector

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Electrical Connector Component

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REACH

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EAR99

RoHS

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Compliant with Exemptions

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DFARS Specialty Metals

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Thermocouple Sensor Connection

Flat-Pin Mini Thermocouple Connector

Round-Pin Thermocouple Connector

2,045 Products

Electrical

Grounding Lugs

Create a common grounding path for internal components and circuits, as well as the enclosure body

1 product

Grounding Clamps

Attach grounding wire to equipment to ground electrical current

54 products

Grounding Splices

Extend a grounding connection by joining two wires, or connect to an existing ground wire

4 products

Bonding and Grounding Clamps

Add cable or use included cable to create a grounding path, which prevents static charge buildup

50 products

Grounding Screws

Fasten grounding wires to steel structures, fence posts, and transformers

8 products

Grounding Straps

Flat shape creates more surface area contact than grounding wire

22 products

Grounding Blocks

In cabinets and other tight spaces, ground multiple wires at one convenient spot

8 products

Grounding Bars

Create a convenient central grounding point by connecting multiple ground wires

14 products

Grounding Wire

Ground current in electrical systems

38 products

Bonding and Grounding Reels

Neatly store included grounding clamp and cable, which prevent static buildup; tug to retract cable

12 products

Bonding and Grounding Cable

Add clamps to create a grounding path, which prevents static charge buildup

7 products

Grounding Rods

Link an electrical system to a ground

12 products

Grounding Rings

Create a pathway for stray currents to prevent damage to bearing surfaces in AC motors

20 products

Static Control Grounding Cords

Pair with a strap to dissipate static charge from a person, protecting sensitive electronics

1 product

Static Control Grounding Stations

Remove static from multiple people by running their straps to a shared ground

2 products

Lightning Rods

Attract lightning strikes to safely redirect them from the tops of buildings to the ground

17 products

Lugs

Connect wire in utilities, service entrances, and other high-power systems

46 products

Wire Splices

Connect wires end to end to extend or repair a run

17 products

Electrical Plugs

Pair with sockets or receptacles to transmit power or data

271 products

Electrical Receptacles

Install in a wall or panel to transmit power or data to plugs or sockets

543 products

Electrical Sockets

Pair with plugs or receptacles to transmit power or data

223 products

Terminal Blocks

Create tidy rows of wire connections that you can identify, test, and adjust on the spot

120 products

Electrical Cords

Connect equipment and devices to a power supply

14 products

Outlet Boxes

House electrical components such as on-off switches, receptacles, and dimmer knobs

5 products

Manual Switches

Everything from toggle, push-button, and rocker switches to foot switches

2 products

Light Switch/Receptacles

Combine a switch and receptacle into a single outlet box for a small footprint

2 products

Building and Machinery Hardware

T-Slotted Framing and Fittings

The most versatile system, attach fittings along the continuous slots to build virtually anything

2 products

Fastening and Joining

Snap-In Nuts

Push into square holes in thin materials to add bolts for aligning off-center parts

2 products

Fluid Handling

Heating Elements

Turn electrical current into heat

43 products

Thermocouples

Measure and transmit liquid, gas, and surface temperature

498 products