Category: USB Technology

Analytical Overview (TL;DR): Standard friction-fit USB-C connectors rely on tiny internal spring leaves providing only 5N to 20N of retention force, making them highly prone to intermittent disconnects in environments with vibrational loads above 1.5G. For reliable machine vision and industrial automation applications, employing a screw locking USB-C or USB cable is necessary. Secure screw […]

D-SUB Connector Technical Comparison Table Choosing the right D-SUB connector types industrial application profile requires an understanding of mechanical dimensions and electrical capacities. Below is the engineering data for the most common D-SUB variants manufactured at Longkai Electronics. Type Standard Pins High Density (HD) Primary Industrial Use DB9 (DE-9) 9 Pins 15 Pins RS-232, CAN […]

Technical Comparison: M12 vs M23 Servo Connector In the design of an industrial robot, selecting the appropriate Servo Series Connectors ensures electrical safety and signal integrity. Below is a comparative analysis of the two standards. Feature M12 (Power Coded) M23 (Standard) Application Compact Servos / Sensors High-Power Servo Motors Current Rating Up to 12A – […]

Executive Summary In industrial environments, standard USB-C connectors fail due to mechanical stress, high vibration, and accidental disconnection. This USB C design guide emphasizes that for mission-critical applications—such as machine vision and robotics—a screw-lock mechanism is mandatory to ensure signal integrity and electrical stability. Integrating Screw fix Type-C cables provides a secure physical interface that […]