The 51939-768LF is a PwrBlade® connector system vertical receptacle designed for high-end power supply applications with a Power+Signal+Power configuration. This connector provides robust power distribution and power control in a single interface, featuring 48A per individual power contact with de-rating to 30A for 10 adjacent contacts at 30°C temperature rise in still air, and up to 60A per contact using UL test guidelines. The connector includes molded guide posts for blind-mating alignment, high-temperature thermoplastic housing (UL94V-0), and meets SSI-compliant standards for pluggable power supplies. It is ideal for server systems, data center equipment, telecom infrastructure, and industrial applications requiring reliable hot-swap power distribution capabilities.