Converters | McMaster-Carr

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2,444 Products

Most Likely Products

Transformers

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

237 products

Power Supplies

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

259 products

Power Converters

Connect power supplies to equipment that requires a different input voltage

50 products

Circuit Board Voltage Regulators

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

15 products

Inverters

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

12 products

All Results

Electrical Power, Networking, and Controlling

Transformers

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

237 products

Power Supplies

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

259 products

Power Converters

Connect power supplies to equipment that requires a different input voltage

50 products

Inverters

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

12 products

Logic Level Converters

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

1 product

Voltage Adapters

Change AC voltage to DC voltage to power a device

284 products

Phase Converters

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

11 products

Current Conditioners

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

33 products

Rectifiers

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

30 products

Power Connectors

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

35 products

Video Adapters

Convert from one video connection to another

7 products

Fiber-Optic Connectors

Join fiber-optic cords that have the same gender and connection type

10 products

Metric Circular Connectors

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

333 products

Coaxial Adapters

Join coaxial cords that have the same gender or different connection types

23 products

USB Adapters

Connect mismatched USB cords and devices

55 products

HDMI Adapters

Convert one HDMI size or style to another

14 products

D-Sub Adapters

Link computer equipment with different connection types

28 products

DisplayPort Connectors

Connect two DisplayPort cords of the same gender and connection type

1 product

Mini Connector Thread Adapters

Join two connectors that both have internal threads

6 products

RJ45 Adapters

Connect two Ethernet cords together

48 products

Audio Adapters

Connect two stereo cords or extend a connection

3 products

Mini Adapters

Create a branch off a main cord or connect multiple devices with mini connections to a single port

8 products

Video Adapter Cords

Send video between devices with different connections

8 products

USB Cords

Transfer data between computers, printers, and mobile devices

38 products

Sensor Signal Adapter Cords

Send data between sensors and receivers that have different signal types

2 products

Power Cords

Connect equipment and devices to a power source

9 products

Extension Cords

Extend the reach of power from an outlet

39 products

Extension Cord Circuit Interrupter Converters

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

9 products

Metric Circular Cords

Send power and control signals to equipment with metric connections

21 products

USB Extenders

Increase the reach of USB devices with a transmitter and receiver

3 products

USB Chargers

Power up mobile devices and other electronics

27 products

Terminal Adapters

Convert wire terminals from one connection type or gender to another

7 products

Terminal Splitters

Divide one male quick-disconnect connection into two

4 products

Circuit Board Voltage Regulators

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

15 products

Stepper Motor Drives

Control the speed and position of stepper motors

6 products

Monitoring Relays

Trip circuits or sound an alarm when voltage, current, or other limits are exceeded

31 products

Proportional-Control Relays

Gradually adjust output instead of turning on or off

12 products

Transfer Switches

Switch to backup power during an outage

7 products

Diodes

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

93 products

Fuse Block Reducers

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

8 products

Battery Terminal Fasteners

Replace bolts in battery terminals

3 products

Battery Terminal Adapters

Convert one battery terminal style to another

6 products

Backup Power Supplies

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

5 products

Measuring and Inspecting

Thread Size Identifiers

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

5 products

Calculators

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

25 products

Test Lead Clips

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

77 products

Patch Cords

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

12 products

Test Leads

Pair with electrical testers such as multimeters to analyze your devices

41 products

Test Lead Adapters

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

6 products

BNC Test Cords

Connect oscilloscopes and other testers to your equipment

4 products

Communication

Calendars

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

1 product

Reference Charts

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

6 products

Building and Machinery Hardware

Multipoint Latch Conversion Kits

Turn your single-point lock or latch into a system that fastens doors at multiple points

12 products

Door Knob Converters

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

1 product

Power Transmission

Gear Boxes

Transmit rotary motion without changing speed, or reduce speed while increasing torque

187 products

Air to Hydraulic Power Units

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

8 products

Facility and Grounds Maintenance

Paint Primers

Extend the life of paint and coatings by preparing surfaces beforehand

4 products

Drinking Fountain Bottle Filler Converters

Turn standard drinking fountains into water bottle filling stations

4 products

Flush Valve Converters

Make manual flush toilets and urinals touch-free

21 products

Manual-to-Touch-Free Drinking Fountain Converters

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

2 products

Pole Handle Adapters

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

2 products

Fluid Handling

Thermocouple and RTD Mounts

Join thermocouple connectors and probes that have different connection types

18 products

Thermocouple Connectors

Join thermocouple probes and wire to thermometers and control panels

155 products

Thermocouple Connector Adapters

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

10 products

Thermocouple Connector Covers

Shield thermocouple connectors from dust and debris

1 product

Lighting

Light Socket Adapters

Convert light fixtures to accept different bulbs

5 products

Light Sockets

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

3 products

Emergency-Light Conversion Kits

Convert fluorescent lights into emergency backup lights

4 products

Flashlight Converters

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

2 products

Heating, Ventilation, and Air Conditioning

Temperature-Controlled Outlet Adapters

Automatically turn heating and cooling devices on and off as temperatures rise and fall

3 products