As of my last update in July 2023, various types of cable connectors have been used in various industries and applications. Although I cannot provide a detailed list of all connectors, I will introduce three common types of cable connectors in daily use:
USB connector:
Universal Serial Bus (USB) connectors are widely used for data transmission and charging purposes. They have become the standard for connecting various devices, such as computers, smartphones, tablets, printers, cameras, etc. USB connectors come in various shapes and sizes, the most common of which are:
USB Type-A: Standard rectangular USB connector for computers and charging bricks.
USB Type-B: A square connector commonly used for printers and other peripheral devices.
USB Type-C: A reversible, compact, and versatile connector that can be inserted freely. Due to its high data transfer rate and carrying capacity, it has become increasingly popular.
RJ connector (registered socket):
Registered jack connectors are commonly used in telecommunications and network applications. They are widely used to connect devices such as telephones, modems, routers, and Ethernet connections. Some common RJ connectors include:
RJ-11: Usually used to connect telephone lines and modems. It has 6 positions and 2 conductors.
RJ-45: Used for Ethernet connection and networking. It has 8 positions and 8 conductors arranged in a specific pattern for data transmission.
HDMI connector:
The High Definition Multimedia Interface (HDMI) connector is used to transmit audio and video signals between devices. HDMI connectors are commonly used on televisions, monitors, projectors, game consoles, and various multimedia devices. They come in different sizes, but the most common is the standard HDMI Type-A connector, which is a rectangular interface.
Please note that the world of cable connectors is vast, with more types available for various professional applications, such as audio connectors (such as 3.5mm audio jack, XLR connector), video connectors (such as VGA, DisplayPort, DVI), and power connectors (such as IEC C13, C14, NEMA 5-15). In addition, with the development of technology, new connector types may have emerged since the last update. To obtain the latest information, always refer to the latest sources and industry standards.





