29-Position Single-Row Breakaway Header
The 77315-401-29LF: All 29 positions are loaded, so it ships as a full pin count, not a cut-to-length strip.
Current and Plating — Signal Duty, Not High-Cycle
Tin is cost-effective for one-time or low-cycle mating — the contact resistance stays stable for a few dozen cycles, but field-service applications with repeated disconnect/reconnect should consider a gold-plated variant from the same series. The UL94 V-0 thermoplastic housing handles the temperature rise within equipment enclosures.
No official direct cross or second-source is listed.
