Converters | McMaster-Carr

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2,076 Products

Electrical

Transformers

Raise or lower voltage to meet the needs of an individual circuit

Power Supplies

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

Power Converters

Power Converters

Connect power supplies to equipment that requires a different input voltage

Inverters

Transform DC voltage to power devices that run on AC voltage; prevent overload damage

Voltage Adapters

Voltage Adapters

Change AC voltage to DC voltage to power a device

Phase Converters

Phase Converters

Generate three-phase output power from a single-phase input

Rectifiers

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

Electrical Adapters

Electrical Adapters

Change electrical connectors to another type, size, or gender

Electrical Cord Adapters

Electrical Cord Adapters

Change the electrical connection style between an outlet and your equipment

Electrical Cords

Electrical Cords

Connect equipment and devices to a power supply

Electrical Connector Thread Adapters

Electrical Connector Thread Adapters

Join two connectors that both have internal threads

Terminal Adapters

Terminal Adapters

Convert wire terminals from one connection type or gender to another

Terminal Splitters

Terminal Splitters

Divide one male quick-disconnect connection into two

Electrical Cord Circuit Interrupter Converters

Electrical Cord Circuit Interrupter Converters

Hardwire to extension cords to protect against electric shock in wet areas

Circuit Board Voltage Regulators

Circuit Board Voltage Regulators

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

Current Conditioners

Current Conditioners

Lower current flows to levels that work with panel monitors and other electrical measuring equipment

Fuse Block Reducers

Fuse Block Reducers

Adapt fuse blocks designed for large, high-amp fuses to hold small, low-amp fuses

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

Current Relays

Prevent AC current overload in equipment such as motors and heaters

Battery Terminal Fasteners

Battery Terminal Fasteners

Replace bolts in battery terminals

Battery Terminal Adapters

Battery Terminal Adapters

Convert one battery terminal style to another

Measuring and Inspecting

Patch Cords

Make point-to-point connections between electrical testing equipment and your devices

Test Leads

Pair with electrical testers such as multimeters to analyze your devices

Test Lead Adapters

Test Lead Adapters

Change tip styles to take different measurements with the same test leads

Test Lead Clips

Test Lead Clips

For hands-free testing, create a temporary yet secure electrical connection

BNC Test Cords

Connect oscilloscopes and other testers to your equipment

Thread Size Identifiers

Thread Size Identifiers

Confirm your fastener's thread size, pitch, or threads per inch

Calculators

Perform finance functions, conversions, space and volume estimations, graphing, and more

Communication

Reference Charts

Reference Charts

Check decimal equivalents, drill sizes, or specifications for socket screws

Calendars

Wall, wet erase, and dry erase calendars to keep track of dates and appointments

Power Transmission

Gear Boxes

Adjust motor speed to achieve the right torque for your machine; transmit motion at a 90° angle

Air to Hydraulic Power Units

Air to Hydraulic Power Units

Power a hydraulic cylinder with air to avoid the setup, cost, and mess of hydraulic fluid

Building and Machinery Hardware

Door Knob Converters

Door Knob Converters

Convert a knob into an easy-to-open handle without replacing the hardware

Facility and Grounds Maintenance

Paint Primers

Extend the life of paint and coatings by preparing surfaces beforehand

Flush Valve Converters

Flush Valve Converters

Make manual flush toilets and urinals touch-free

Drinking Fountain Bottle Filler Converters

Drinking Fountain Bottle Filler Converters

Turn standard drinking fountains into water bottle filling stations

Manual-to-Touch-Free Drinking Fountain Converters

Manual-to-Touch-Free Drinking Fountain Converters

Replace the push bar on your drinking fountain to dispense water hands-free

Pole Handle Adapters

Pole Handle Adapters

Convert a pole handle to a tapered or threaded handle, or replace an existing handle tip

Fluid Handling

Thermocouple Connector Adapters

Thermocouple Connector Adapters

Convert round-pin male connectors to flat-pin male connectors

Thermocouple Connectors

Thermocouple Connectors

Join thermocouple probes and wire to thermometers and control panels

Thermocouple Connector Covers

Thermocouple Connector Covers

Shield thermocouple connectors from dust and debris

Thermocouple and RTD Mounts

Thermocouple and RTD Mounts

Join thermocouple connectors and probes that have different connection types

Lighting

Light Socket Adapters

Light Socket Adapters

Convert light fixtures to accept different bulbs

Light Sockets

Install or replace sockets in fixtures for standard household, tubular, compact, or miniature bulbs

Emergency-Light Conversion Kits

Emergency-Light Conversion Kits

Convert fluorescent lights into emergency backup lights

Flashlight Converters

Flashlight Converters

Convert incandescent, halogen, krypton, and xenon Maglites to LED for more light and battery life

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