HP Ethernet 331T 1Gb 4-Port Adapter — 647592-001 / 647594-B21 / 649871-001

HP Ethernet 331T 1Gb 4-Port Adapter: a single expansion card offering four independent 1 Gigabit Ethernet ports. This adapter is available under OEM part numbers 647592-001, 647594-B21 and 649871-001. Designed to add quad 1Gb network connectivity to compatible HP server systems, it increases port density while delivering standard 1Gb performance on each port.