Description
What it is
The 3×40 Male Pin Header is an electronic component used to connect PCB boards or breadboards to modules and components. This pin header has a pitch of 2.54mm, which is the standard for many electronic applications.
Features
- Type: Male Pin Header
- Rows: 3×40
- Pitch: 2.54mm (1/16″)
What it is for
Male pin headers are ideal for connecting sensors, modules, and other components to Arduino boards or custom PCBs. They are useful in basic projects where easy connection between various circuit elements is required.
Tutorial: How to Use 3×40 Male Pin Header 2.54 Pitch Bend Angle
The 3×40 male pin header is a fundamental component for connecting electronic boards such as Arduino or custom PCBs with other components. Ideal for beginner and intermediate makers working on electronics projects.
What you need
- Arduino
- Breadboard
- Female Pin
Steps
- Check your project compatibility with the 3×40 pin header.
- Insert the pin header into the breadboard or PCB board.
- Connect electronic components to the pin header using female pins.
- Ensure all connections are secure and stable.
Mini project
Create a basic circuit with Arduino, where the male pin header is used to connect sensors or other modules. Try to read values from a light sensor.
Common mistakes
- Insert the pin header into the breadboard in the wrong direction.
- Do not check that all connections are secure before powering the circuit.
- Use electronic components incompatible with the pin header spacing.
Recommended accessories
- Breadboard
- Female pin
- Arduino Uno R3
Frequently asked questions
What is the pitch of this pin header?
The pitch is 2.54 mm.
Can it be bent to fit a specific circuit?
Yes, it has a bend angle feature that allows bending.







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