4.2mm Pitch Male Housing 5557 with Female Contact Pins – Premium Mini-Fit Jr 20-Pin ATX Power Connector
High-density 4.2mm pitch design ensures reliable power transmission in compact spaces, ideal for 12V EPS and ATX power supply units. Precision-engineered male housing (5557) pairs seamlessly with female contact pins for secure, low-resistance connections, reducing energy loss. Gold-plated terminals enhance conductivity and corrosion resistance, extending connector lifespan in high-load applications like gaming PCs and servers. UL94V-0 flame-retardant housing withstands extreme temperatures, ensuring safety in industrial and automotive electronics. Mini-Fit Jr. compliant for universal compatibility with standard power supplies, DIY builds, and OEM replacements. Bulk pricing available—order wholesale for cost-efficient upgrades in data centers, telecom, and consumer electronics.