📌 40-Pin 2.54mm Single Row Male Pin Header Strip
The universal building block of every breadboard and prototype board. This is a 40-way, single-row male header on the standard 2.54mm (0.1 inch) pitch, ready to be snapped down to the length you need with side cutters.
✨ Key Features
- 40 pins, single row, straight (vertical) orientation
- Standard 2.54mm / 0.1 inch pitch – fits breadboards, perfboard and female headers
- Break-away strip: score and snap to 2, 4, 8 or any length you need
- Square 0.64mm posts mate reliably with Dupont crimp housings and female sockets
- Solderable, gold-free silver-toned contacts that take solder quickly
🔬 Specifications
- Positions: 40
- Pitch: 2.54mm
- Row: single
- Post: square, approx. 0.64mm
- Pin length: approx. 11.5mm total (about 3mm inside the plastic, 8.5mm exposed)
- Insulator: black thermoplastic, 2.54mm thick
- Mounting: through-hole / breadboard
💡 Perfect For
Breaking out pins on dev boards, extending Arduino and ESP32 headers, making jumper leads, stacking shields, and finishing off any perfboard prototype.
