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SparkFun

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A 2-pin polarised male header with 0.1″ (2.54 mm) pin spacing, designed for PCB and perfboard mounting. The keyed housing prevents reversed connections, maki...

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A 2-pin polarised male header with 0.1″ (2.54 mm) pin spacing, designed for PCB and perfboard mounting. The keyed housing prevents reversed connections, making it ideal for power and sensor wiring where correct polarity matters.

Specifications

  • Pins – 2
  • Type – Male header (PCB mount)
  • Pin Spacing – 0.1″ (2.54 mm)
  • Polarised – Keyed to prevent reversed connections

Ideal For

  • Power connections on custom PCBs
  • Sensor and peripheral wiring
  • Any connection where correct polarity is critical
Note: This is the male header only. Matching housing and crimp pins are sold separately.

Package Contents

  • 1× Polarised 2-Pin Male Header

Jargon buster

Plain-language definitions for the technical terms used above.

PCB
A printed circuit board (PCB) is a board, usually rigid, with etched copper tracks that connect electronic components together without loose wiring. Components are mounted on the board and signals route between them through the copper layout.

Supplier page — sparkfun.com

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