1Compatible: for HP 1200 watt DPS1200FB, HSTNSPD11, HSTNSPL11, 438202002, 441830001 and for HP 750 watt HSTNSPL18 51177780601, DPSD1101010PS 27515Q PS2751LF1F HSTSN PL12 DPS700LB PS21125L DPS750RB DL580 (not compatible with for HP 1000W 379123001 403781001 DL380G5 DPS). 2Features: Onboard (12) PCIE connectors, convenient and fast to connect to the onboard LED voltage display. 3Safety Effective: Capacitor filtering, suitable for a variety of server power supplies. 4Product Interface: ATX 6PIN TAT bus interface. Support system: compatible for WINDOWS all systems, for LINUX, for OS. 5Performance: 12 sets of graphics cards, 6 pin output. Supports all common slot server PSUs. Item Type:Adapter Board Product Material: Plastic, Electronic Components 1 x Adapter Board