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High-reliability interconnect solutions for aerospace, automation, telecommunications & harsh environments

Circular Connectors

Rugged Circular Connectors

IP67 / IP68 Seal

GJB599 · YQ · YW · HY-02

Rectangular Connectors

Precision Rectangular Connectors

Micro-D & D-Sub

CDb · J30J · J63A · D-Sub

PCB Connectors

PCB Board Connectors

2.00 mm Pitch

HY035 - HY061 Series

RF Coaxial Connectors

RF Coaxial & Filter Connectors

DC – 65 GHz

SMA · SMB · MCX · N · BNC · GJB681A

Interconnect Assemblies

Interconnect Assemblies

Built to Print

Cable Assemblies · Special Connectors

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HENGYU

Looking for spot-on interconnect solutions for faster manufacturing? Check out our line of rugged connectors that automatically ensure signal integrity under extreme environments.

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Precision engineered interconnect systems for harsh industrial, telecommunications, robotics & energy environments.

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Download 2026 Product Catalog

Comprehensive Engineering Selection Guide (PDF)

Document: Hengyu_2026_Industrial_Interconnect_Catalog.pdf

File Size: 18.6 MB (Includes full 2D dimensional drawings)

Contents: Circular, Micro-D, RF Coaxial, Board-to-Board, Cables

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NEWS CENTER & UPDATES

Company News & Technical Insights Archive

Electronica Munich 2026
Exhibition Preview · April 02, 2026
Electronica Munich 2026: Hengyu Electronic to Showcase New Interconnects

Visit Hengyu Electronic at Booth B2-418 to experience live demonstrations of our IP68 circular connectors, Micro-D series, and dynamic flex robotic cable assemblies.

Read
CNC Machining Center
Facility Update · March 10, 2026
New Swiss High-Precision CNC Machining Center Operational in Guangzhou

Expansion of our in-house machining capability with 20 new high-speed Swiss-type turning centers, achieving ±2μm tolerances for connector shell fabrication.

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Circular Connector Selection
Technical Guide · March 28, 2026
How to Select the Right Circular Connector for Outdoor Industrial Equipment?

A practical guide for electrical engineers on pin density, coupling mechanisms (bayonet vs. threaded vs. push-pull), and cable gland strain relief in harsh outdoor installations.

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IP67 vs IP68
Standards & QA · March 15, 2026
IP67 vs. IP68 Waterproof Connectors: Key Differences in Engineering Applications

Clear distinction between temporary immersion (IP67) and continuous submersion (IP68) ratings according to IEC 60529, with testing protocols and sealing elastomer selection.

Read
Micro-D Robotics
Robotics Focus · Feb 22, 2026
The Advantages of Micro-D (J30J) Connectors in Compact Robotics Design

How Twist-Pin contact technology provides superior electrical contact integrity and 50% space savings in multi-axis robotic joints.

Read