High-Precision Probe Pins | Spring-Loaded & Custom Test Pins Manufacturer – HKAA

High-Precision Probe Pins — For PCB Testing, Semiconductors & Electrical Interfaces

Probe pins, also known as test pins, spring-loaded contacts, or pogo pins, are essential components used in electrical testing, semiconductor production, and automated test equipment (ATE). These precision parts ensure reliable conductivity, minimal insertion force, and high durability under frequent operation.

At HKAA Industrial, we offer a wide range of custom and standard probe pins, manufactured through high-precision CNC machining and metal forming processes.

🔩 Features:

• Material options: Beryllium copper, brass, stainless steel

• Surface finish: Gold plating, nickel plating, black oxide, or passivation

• Spring-loaded structure for stable and repeatable contact

• Tip types: Flat, dome, crown, needle, sharp — customized upon request

• Tight tolerances up to ±0.01mm

• Long cycle life: ≥10,000 insertions

🔧 Applications:

• PCB and ICT (In-Circuit Testing) platforms

• Semiconductor wafer probing and chip-level tests

• Medical device connectors

• Battery test interfaces

• Charging modules and signal transmission pins

🏭 Why Choose HKAA:

• Over 15 years of experience in precision CNC parts and pins

• AS9100, ISO 13485, IATF 16949 certified factory

• Support for rapid prototyping, small batches, and mass production

• 100% inspection before shipment

📐 Customization Support:

We support full customization based on your:

• CAD drawings / samples

• Pin diameter (0.2mm ~ 5.0mm)

• Spring force / stroke length

• Pin tip shape & mounting style (press-fit, SMT, through-hole)

📞 Contact Us Today

Looking for reliable and precise probe pins for your testing application? Contact HKAA to request a sample or quotation. Our engineers will help you find the perfect solution for high-reliability electronic testing.