The 177537-4, a high-quality 4-contact PCB mount header designed for efficient wire-to-board connections in electronic applications. This partially shrouded header features a durable Nylon 6/6 housing and brass contacts with pre-tin plating, ensuring reliable performance in signal circuits. With a pitch of 2.5mm and a voltage rating of 250V AC/DC, it meets stringent industry standards for safety and functionality. The termination options include through-hole solder and insulation displacement crimp, offering versatility in assembly. RoHS compliant and UL 94V-0 certified, this header guarantees compliance with environmental and flammability regulations. Whether for industrial machinery or consumer electronics, the 177537-4 is the ideal choice for secure and efficient board-level connections.