Why source from KINGCONN
From the KINGCONN FAQ page:
What does KINGCONN Technology do?
KINGCONN Technology Co., Ltd., founded in 2002, is a Taiwan-based high-speed connector design and manufacturing company: R&D headquarters in Luzhu, Taoyuan, a mass-production plant in Suzhou, and an office in Dongguan. Products include memory card slots, SIM sockets, M.2, USB Type-C, RJ45, HDMI, board-to-board connectors, FPC, cable assemblies, switches, and ODM projects such as medical devices.
What quality certifications and patents do you hold?
Our Taiwan operation is ISO 9001:2015 certified (most recently re-verified in December 2024); the Suzhou plant holds ISO 9001, ISO 14001 and QC 080000. Our products have been granted patents in the United States, Germany, Japan, China and Taiwan.
Do you support OEM / ODM custom development?
Yes. Our Taoyuan R&D team covers the full cycle from product design and tooling to mass production, with ODM experience including medical devices. Email us your application and spec requirements and our sales and engineering teams will evaluate together.
Request a quote or samples
SD · 15 modelsContact pitch 1–2.5 mm · Durability 5,000–10,000 cycles
SD 4.0 · 6 models17–19 contacts
SD 7.0 & SD 8.0 · 8 models
Micro SD ( T-Flash ) · 19 modelsContact pitch 0.7–1.1 mm · 8–11 contacts · Durability 3,000–10,000 cycles
Micro SD 4.0 · 5 models
Micro SD 7.0 & Micro SD 8.0 · 3 models
Micro SD + USB · 4 models
Micro SD 4.0 + UFS · 1 model
CF · 8 modelsContact pitch 0.635–1.27 mm
CFAST · 7 modelsContact pitch 1.27 mm
CF express & XQD · 2 models
Mini SIM · 5 modelsContact pitch 1.27–2.54 mm · Durability 3,000–5,000 cycles
Micro SIM · 4 models
NANO SIM · 7 modelsDurability 3,000–5,000 cycles
Smart · 5 modelsContact pitch 2.54 mm
MS · 7 modelsContact pitch 1.5 mm
Combo · 8 models
Stick micro · 4 models