Board-to-Board (BTB) Connectors: China Sourcing
1 resources tagged with "Board To Board"
Board-to-board connectors stack two PCBs at a defined height, and from China you face a real choice between OEM originals (Hirose, JAE, Molex) and dimensionally similar Chinese clones. Fine-pitch parts at 0.4mm or 0.35mm are where clone tolerances slip — contact misalignment and mating-cycle wear drive most field failures. Stacking height and pin count must be locked early, and connector MOQs from Chinese makers often run 3,000–10,000 pieces.
Sourcing BTB connectors means deciding clone vs original per pitch: clones are usually safe at 0.8mm and above, riskier below 0.5mm. We check mating retention force, plating thickness on the contacts, and whether the clone truly matches the original's stacking height tolerance.
Wiki (1)
FAQ
Are Chinese clone BTB connectors reliable?
At coarser pitches (0.8mm+) reputable clones perform well and cut cost 40–60%. Below 0.5mm pitch, contact alignment and gold-plating consistency matter enough that originals are often worth it.
What is the most common BTB sourcing mistake?
Ordering by pitch and pin count alone while ignoring stacking height — a 0.4mm/40-pin connector exists in several heights that are not interchangeable on the PCB layout.
Related Topics
Have a sourcing project in mind?
Tell us what you need. We respond within 24 hours, including weekends.