The ECM22DCSI is a high-performance board-to-board PCB connector designed for demanding applications. Featuring two rows and a total of 44 positions, this connector ensures secure and reliable connectivity. The female gender, threaded mount type, and thru-hole termination method make it easy to install and maintain. Constructed with PBT and Phosphor Bronze materials, it offers excellent durability and conductivity. Gold-plated contacts guarantee optimal signal transmission, while the hairpin contact type enhances stability. With a pitch of 3.96 mm and a voltage rating of 950 VAC, it is suitable for high-power environments. Operating efficiently in a wide temperature range from -65 to 125 °C, this connector is ideal for use in various industries. Its compact design, measuring just 15.49 mm in height and 9.4 mm in width, allows for space-saving installation on PCBs. Terminated with matte tin plating, it ensures long-term performance and corrosion resistance. This connector is classified under the category of Board To Board PCB Connectors, Card Edge Connectors, and is a valuable component for any electronic system requiring secure and efficient board-to-board connections.