G125-MH21605L7R

Overview

The Harwin G125-MH21605L7R is a Gecko series header connector designed for board-to-board or wire-to-board applications. It features a 1.25 mm pitch and a dual-row configuration with 16 positions. The component utilizes male pin contacts with gold plating on phosphor bronze substrates. It employs a board lock mounting style for secure attachment to the PCB. The housing is constructed from green polyamide material rated UL 94 V-0. Electrical ratings include a current capacity of 2 A and a voltage rating of 250 V. The operating temperature range spans from -65 °C to +150 °C.

Feature Summary

• Board lock mounting style ensures secure mechanical retention on the printed circuit board.
• Gold-plated male pin contacts provide reliable electrical performance in dual-row configurations.
• Polyamide housing offers high thermal stability and meets UL 94 V-0 flammability standards.

Applications

• Board-to-board interconnections
• Wire-to-board connections
• General electronic equipment requiring secure header mounts

Procurement Notes

Verify the specific suffix against official documentation, as product change notifications indicate potential variations within the G125-MHXXX05L7R family. Confirm that the required quantity aligns with standard packaging formats. Ensure compatibility with mating connectors before finalizing procurement orders to avoid integration issues.

Selection Notes

Select this component when a 16-position dual-row header with a 1.25 mm pitch is required. The board lock feature distinguishes it from other mounting styles. Verify that the 2 A current rating and 250 V voltage limits meet the application's electrical demands. Check environmental specifications if operation outside the standard temperature range is anticipated.

Part Context

This part belongs to the Harwin Gecko micro-miniature connector family. The series is known for compact dimensions and high reliability. The G125 designation indicates the 1.25 mm pitch standard. This specific model represents a male header variant suitable for dense circuit layouts.

Replacement Considerations

Consult Harwin technical resources regarding Product Change Notifications for the G125-MHXXX05L7R series. Verify dimensional and electrical equivalence before substituting with alternative part numbers. Cross-reference mating socket availability to ensure system compatibility.