The Kinghelm KH-3.0AF180WJ-13.7 is a USB 3.0 Type-A female connector designed for reliable high-speed data transmission and stable electrical performance. With its through-hole (DIP) mounting structure and standardized 9-pin configuration, this connector is widely used in consumer electronics, industrial control systems, automotive electronics, and embedded devices.

As USB interfaces remain one of the most widely adopted connection standards in the electronics industry, the Type-A interface continues to play a key role in legacy and mainstream applications. The KH-3.0AF180WJ-13.7 is engineered to meet these demands by combining durability, compatibility, and efficient signal transmission in a compact form factor.

Product Overview

The Kinghelm KH-3.0AF180WJ-13.7 is a USB 3.0 Type-A female connector with a single-port design and 9 contacts. It supports the USB 3.0 protocol, enabling high-speed data transmission up to 5 Gbps.

Key specifications include:

• Connector type: USB Type-A female

• Standard: USB 3.0

• Mounting type: Through-hole (DIP)

• Number of contacts: 9 pins

• Rated voltage: 30V

• Rated current: 1.5A

• Body length: 13.7 mm

• Operating temperature: -25°C to +70°C

• Storage temperature: -40°C to +85°C

• Packaging: Tray

The connector is designed for PCB mounting applications requiring stable mechanical retention and reliable electrical performance.

Structural Design and Materials

The KH-3.0AF180WJ-13.7 is built using high-quality industrial materials to ensure long-term durability and signal integrity:

• Housing material: LCP (Liquid Crystal Polymer), high-temperature resistant plastic with excellent dimensional stability

• Contact material: Brass (H65), providing strong conductivity and fatigue resistance

• Shielding shell: Cold-rolled steel (SPCC, 0.30 mm thickness), enhancing mechanical strength and EMI protection

This combination ensures both mechanical robustness and stable electrical performance under demanding operating conditions.

Electrical and Mechanical Performance

The connector is designed to meet the requirements of USB 3.0 high-speed applications while maintaining strong mechanical reliability.

• Supports USB 3.0 data rate up to 5 Gbps

• Stable power delivery up to 1.5A

• insertion force: max 35N

• Extraction force: 5–35N

• Durability: minimum 1500 mating cycles

These characteristics make it suitable for repeated plug-and-play usage without significant performance degradation.

Advantages of USB Type-A Interface

The USB Type-A interface remains widely used due to its mature ecosystem and broad compatibility.

Key advantages:

• High compatibility: widely supported by computers, peripherals, and embedded systems

• Plug-and-play: no additional configuration required

• Mature supply chain: cost-effective and easy to source

Limitations:

• Directional insertion design may affect user convenience

• Limited support for newer high-end protocols such as USB4 or Thunderbolt

• Mechanical wear may occur after frequent mating cycles

Despite these limitations, Type-A connectors remain essential in legacy systems and many industrial applications.

Application Areas

The KH-3.0AF180WJ-13.7 is suitable for a wide range of applications, including:

• Consumer electronics: PCs, printers, audio devices

• Industrial equipment: control boards, embedded systems, PLC interfaces

• Automotive electronics: infotainment systems, navigation units

• Smart devices: IoT terminals, home automation systems

Its standardized design ensures easy integration into existing hardware platforms.

Conclusion

The Kinghelm KH-3.0AF180WJ-13.7 USB 3.0 Type-A female connector offers a balanced combination of durability, electrical performance, and compatibility. With its robust materials, stable mechanical structure, and compliance with USB 3.0 standards, it is a reliable interconnect solution for a wide range of electronic applications.

While newer USB standards continue to evolve, the Type-A interface remains a fundamental and widely deployed solution, and products like the KH-3.0AF180WJ-13.7 continue to provide dependable performance in both consumer and industrial environments.

About Kinghelm

Shenzhen Kinghelm Electronics Co., Ltd.（www.kinghelm.net）has technical backbones from Tsinghua University and UESTC, and has introduced overseas returnee professionals. Kinghelm is able to develop highly reliable and high-performance antenna and connector products.KH series products of "Kinghelm" brand include Beidou/GPS antennas, RF adapter connectors, plug connector, electrical data connectors, terminals, and customized vehicle harnesses, industrial / medical connectors, and special antenna connectors."Kinghelm connects world", Kinghelm has grown with the development of China's Beidou industry. Starting from supplying Beidou/GPS dual mode antennas, IPEX terminals, and RF adapter cables for automotive manufacturers, Kinghelm has continuously developed products. Currently, it has a series of WiFi, Bluetooth, NB-loT, LoRa, Zigbee, UWB, and GSM antennas, RFID tags, RF adapter cables, standard microwave antennas, vehicle grade SMA, SMB, FAKRA holders, coaxial cables, and can customize non-standard antenna connectors based on customer drawings or samples.