Diodes | McMaster-Carr

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Voltage-Limiting Direction

219 Products

Diodes

Keep the current in a circuit flowing in one direction

7 products

Surge-Suppressing Diodes

Limit voltage and divert the excess away to protect electronics from surges

51 products

Diode Assortments

Control voltage and current in circuits with a variety of diodes

3 products

Voltage-Stabilizing Diodes

Power sections of a circuit with a specific voltage

29 products

Fast-Acting Diodes

Limit current to a single direction in circuits that power on and off frequently

3 products

Other Products

Light Bulbs

Standard household, miniature, compact, and tubular bulbs

26 products

Electronic Component Assortments

Include diodes, rectifiers, and transistors to convert current or amplify electronic signals

2 products

Indicator Lights

Call attention to hazards and changes in status with flashing, strobe, and other lights

7 products

Circuit Boards

Create your own circuit board designs by adding components

72 products

Electronic Lead Benders

Make 90° bends in resistors, diodes, and other small components

2 products

Light Pipes

Concentrate and direct light from the bulb on a circuit board to a display

16 products