Electrical Boards | McMaster-Carr

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335 Products

Electrical

Circuit Boards

Create your own circuit board designs by adding components

72 products

Single-Board Computers

Combine the functionality of a PC with the flexibility of a development board’s inputs and outputs

17 products

Development Boards

Prototype electronics and build simple automation systems by configuring inputs and outputs

28 products

Circuit Breaker Boxes

Hold a series of circuit breakers in line; also known as load centers

15 products

Circuit Breaker Box Filler Plates

Conceal live electrical components in circuit breaker boxes to prevent injury and damage

2 products

Electrical Enclosure Panels

Mount and connect components inside enclosures

150 products

Potting Boxes

Fill with potting compound to protect electronic assemblies from dust, moisture, and vibration

11 products