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Mill-Max 4mm Single & Double Through-Hole Headers & Sockets

Mill-Max 4mm-Pitch, Single and Double Through-Hole Headers and Sockets feature machined contacts and single- and double-row designs. This 4mm-pitch product line from Mill-Max offers a 3A current rating. gold contact plating, copper contact material, and up to 20 positions. Designed for through-hole PCB mounting, these single- and double-row headers and sockets are suitable for use in board-to-board connections, modular prototyping, and the production of interconnect systems.

Features

  • Machined contacts
  • 4mm pitch
  • Through-hole PCB mounting
  • Single- and double-row configurations
  • Up to 20 pins
  • 3A current rating
  • Gold contact plating
  • Copper contact material

Applications

  • Board-to-board connections
  • Modular prototyping
  • Production of interconnect systems
Published: 2026-05-21 | Updated: 2026-06-24