transformer/electronic transformer/lan transformer,used in HUB,PC card,Switch,Route,PC Mainboard,SDH,PDH,IP Phone,XDSL Modem.. transformer/electronic transformer/lan transformer, We are a ... communication and networking equipments such as switch,hub,LAN card,SDH,PDH,xDSL device etc. Features: 1) Designed to meet IEEE 802 ... free)9) Main P/N:H1074NL,TRB81074NLE,etc. H1074NL ethernet transformer