MOLEX 4-Way 2.54mm Pitch KK 254 Vertical PCB Header, 4 Contacts

The MOLEX 4-Way Vertical PCB Header is a precision-engineered component from the renowned KK® 254 connector system, designed for reliable wire-to-board and signal applications. This solid header features gold-plated brass contacts within a durable nylon resin housing, ensuring excellent conductivity and corrosion resistance for long-term performance. Its through-hole termination provides a secure and robust connection to printed circuit boards (PCBs).

A key feature of this 6373 series header is its friction lock mechanism, which securely mates with compatible connectors to prevent accidental disconnection. The design includes polarization and a partial shroud, guiding correct mating and offering some protection for the contacts. These features make it an ideal choice for applications where connection integrity is critical.

Specifications & Performance

This header is rated for a maximum current of 4A per contact and a maximum voltage of 250V. It is built to withstand up to 50 mating cycles, providing dependable durability for its intended applications. The housing carries a UL94V-0 flammability rating, indicating its high resistance to fire and making it suitable for use in safety-conscious environments. Its compact dimensions allow for efficient use of space on circuit boards.

Compatibility & Applications

This vertical header is designed to mate seamlessly with several MOLEX connector series, including 2695, 6471, 7880, 4455, and 7720. The versatile KK® connector system can be designed into a wide array of power and signal circuits, and customizable headers offer further options for polarization and configuration.

Ideal for use across multiple industries, this reliable connector is commonly specified in automotive electronics, communications networking equipment, consumer electronics, and medical devices, where consistent signal integrity and secure connections are paramount.