Female DB9 harness

The D-sub connector (also known as the DB connector) is a common electrical connector with a "D" shaped form factor, hence the name. This connector is widely used in computers, communications equipment, industrial equipment and other electronic equipment, often for the transmission of data, signals and control signals.

D-SUB connectors come in different specifications, the most common of which include:

9-pin (DB9) : Used for serial port connection (such as RS-232 serial port).

15-pin (DB15) : Used for VGA image interface, game controller port, etc.

25 pin (DB25) : Once widely used for parallel port connections, such as printer interfaces.

37 Pin (DB37) : Used for specific data communication applications.

Each D-SUB connector specification has a corresponding number of pins that can transmit different types of signals, such as data, ground, power, and control signals. The connector design includes a female head (socket) and a male head (plug), which create an electrical connection between the devices.

The advantages of D-SUB connectors include high reliability, robust construction, ease of plugging, and relatively low cost.

Female DB9 harness gold-plated DB9 female connector, wire we choose high-quality UL1007#22. The length is 8 inches.

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A female DB9 harness refers to a wiring harness equipped with a female DB9 connector at one end. DB9 connectors, also known as D-subminiature connectors, are common in various applications for serial communication, data transmission, and control interfaces.

Key features of a female DB9 harness may include:

1. Connector: The harness features a female DB9 connector, which typically has nine pins arranged in two rows. The connector is designed to mate with a male DB9 connector, creating a secure electrical connection.

2. Wiring: The harness contains wiring configured to transmit signals or power between devices connected via the DB9 connector. The wiring may consist of individual wires or cables grouped together and terminated with connectors at both ends.

3. Length: The length of the harness may vary depending on the specific application requirements. Standard lengths are available, but custom lengths can also be manufactured to suit specific needs.

4. Cable type: The cable used in the harness may vary depending on the application. Common cable types include twisted pair cables for serial communication, shielded cables for noise immunity, and multi-conductor cables for versatile applications.

5. Insulation and protection: The wiring within the harness is often insulated and may be protected by an outer sheath or jacket to provide mechanical strength, electrical insulation, and protection against environmental factors such as moisture, abrasion, and temperature extremes.

6. Connector locking mechanism: Some DB9 connectors feature locking screws or other mechanisms to ensure a secure connection and prevent accidental disconnection.

7. Compatibility: The harness should be compatible with devices equipped with male DB9 connectors, such as computers, serial devices, industrial equipment, and control systems.

When selecting a female DB9 harness, it's essential to consider factors such as cable length, wiring configuration, shielding requirements, connector type, and compatibility with the devices being connected. Proper installation and routing of the harness are crucial to ensure reliable data transmission and electrical connectivity.