2026-10-28
What to Do When Magnetic Contacts Turn Black or Lose Contact?
Black contacts usually mean base material oxidation after plat
From precision contacts to complete connection assemblies, customized by size, current and structure
Spring contacts combined with magnetic alignment
View Products in This Category >
Magnetic connectors, cable construction and both
View Products in This Category >
Drop-in alternatives to Mill-Max spring contacts
View Products in This Category >
Precision elastic contacts in SMT, DIP and custo
View Products in This Category >
Single-row, dual-row and multi-contact layouts d
View Products in This Category >
Magnetic adapter solutions that upgrade an exist
View Products in This Category >Not just a connector, but contacts, structure, magnetic pairing, cable and manufacturing integrated into one development system
Explore Yongtan ManufacturingSenior engineers with over 10 years in the field develop contacts, structure and cable together, backed by comprehensive patents.
Mass production follows strict pilot runs; 300 lathes and 40 production lines keep output stable.
Complete laboratory equipment and full-process automatic inspection control every batch.
Certified to ISO 9001, ISO 14001 and IATF 16949; products comply with EU RoHS.
Turning, plating, molding, magnets, cable and automated assembly in-house for controllable quality and cost.
Solution in 48 hours, samples in 7 days, dedicated project follow-up for quality, delivery and cost.
Over 10,000 companies served and more than 20,000 custom solutions delivered
Automated lines and full-process inspection equipment control every step from parts to finished products
Connector selection know-how and Yongtan updates
Black contacts usually mean base material oxidation after plat
Main causes: 1. contamination or foreign particles jammed betw
Common causes are: 1. pin map mismatch or reversed polarity; 2
Yes. Send us the sample and we measure the dimensions, contact
For standard projects: solution and quotation within 48 hours,
Four basic inputs: 1. current and signal requirements (chargin
Solution in 48 hours · Samples in 7 days · Free engineering quote
Contact an Engineer