Power Connectors | McMaster-Carr

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11,614 Products

Electrical

Electrical Connectors and Cords

Electrical Connectors and Cords

Supply power to equipment by combining plugs, sockets, receptacles, and cords

Terminal Blocks

Terminal Blocks

Mate with terminals to complete circuits in control panels, motors, and small machines

Wire Splices

Join wire and protect the connection

Terminals

Attach to the end of wire to connect circuits in control panels, motors, and small machines

Distribution Blocks

Distribution Blocks

Distribute electricity from a single power source to several devices in a circuit

Electrical Connector Caps

Electrical Connector Caps

Protect data connectors when not in use

Outlet Strips

Plug in multiple devices to power them from a single outlet

Distribution Posts

Distribution Posts

Send power from one source to several devices in a circuit in less space than a distribution block

Electrical Connector Boots

Electrical Connector Boots

Protect connectors and cords from strain, bends, and pulls

Distribution Bars

Distribution Bars

Route electricity within switchboards and battery banks; also known as bus bars

Temporary Power Distribution Boxes

Temporary Power Distribution Boxes

Send power to equipment from generators or other sources when electricity is not available

Slip Rings

Maintain an electrical link between a moving part and a stationary part

Split-Bolt Connectors

Split-Bolt Connectors

Splice large wire sizes without special tools

Electrical Cord Reels

Electrical Cord Reels

Neatly store electrical cords for easy access

Circuit Board Terminals

Circuit Board Terminals

Connect wire to circuit boards

Jumper Cables

Jump-start a dead battery

Battery Connectors

Battery Connectors

Quickly make and break connections between a battery and a charger or equipment

Battery Terminals

Battery Terminals

Connect cable to battery posts to power vehicles and machines

Battery Terminal Adapters

Battery Terminal Adapters

Convert one battery terminal style to another

Battery Terminal Fasteners

Battery Terminal Fasteners

Replace bolts in battery terminals

Battery Holders

Battery Holders

Create an electrical connection between batteries and contacts to power equipment

Backup Power Supplies

Backup Power Supplies

Transfer power to a built-in battery during partial and complete outages

Cord Grips

Securely connect cords to enclosures while sealing out dirt and moisture

Cable Entry Panels

Cable Entry Panels

Pass multiple cords into an enclosure while sealing out moisture, dust, and other contaminants

Interference Suppressing Clips

Interference Suppressing Clips

Shield cable from EMI and RFI that can distort signals; also known as ferrite beads

Outlet Boxes

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

Heat-Shrink Tubing

Heat-Shrink Tubing

Apply heat to seal and insulate electrical wiring and connections

Power Supplies

Convert your facility's AC voltage to power equipment that runs on DC voltage

Voltage Adapters

Voltage Adapters

Change AC voltage to DC voltage to power a device

Power Converters

Power Converters

Connect power supplies to equipment that requires a different input voltage

Rectifiers

Convert AC voltage to a constant DC voltage on a circuit board

Grounding Lugs

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

Circuit Board Voltage Regulators

Circuit Board Voltage Regulators

Power circuits from a high-voltage source without frying your system

Diodes

Route current in one direction and block it in the other to protect sensitive electronics

Logic Level Converters

Logic Level Converters

Translate signals between development boards, sensors, and other components with different voltages

Light Switch/Receptacles

Light Switch/Receptacles

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

Measuring and Inspecting

Power Consumption Meters

Power Consumption Meters

Measure the amount of power your devices consume to help calculate energy costs

Material Handling

Robot Vacuum Lifters

Robot Vacuum Lifters

Use suction to grip, lift, and move objects with a robot arm

Building and Machinery Hardware

Grommets

Protect wire, cable, and cords from holes with sharp or rough edges

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