JST Technical Blog

Connector selection guides, crimping tutorials, and industry standards updates.

Tuesday 18th of August 2026 · By Rowan Whitaker

I Saved $650 on JST Pins—and It Cost Us $10,000

A procurement manager's story about a 'great deal' on JST pins, a phone call from the production floor, and why the $0.013 per-pin difference is never worth the risk. Includes lessons for anyone using Stemma QT / Qwiic JST SH 4-pin cables in production.

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