Providing with quality and standard customer-made electronic and passive components lan transformer and solution products, Fullstar Electronics is a leading lan transformer manufacturer and supplier in China. welcome to wholesale electronics smd transformer, ethernet transformer, gigabit transformer, wide band rf transformer, ethernet 100base transformer from our factory. Features:LAN Transformer and Filter Modules for Network Filter and Isolated Transformer . Designed to meet IEEE802.3 requirements.  LAN (pulse XFMR filter), LAN-Mater (RJ-45 + XFMR/LED)Common mode chokes, VoIP XFMR, ISDN, T1, CEPT, XFMR ADSL line XFMR, VDSL XFMR/filter Micro filter splitter (CO/CPE side) POE (Power Over Ethernet) drivers 10/100 base, 1000 Base-TX network filter modules T1/E1 SMD and DIP isolated transformers ISDN-U/S interface transformers T3/DS3, T4/DS4 isolated transformers , ADSL interface transformers VDSL high-pass/low-pass filter modules and interface transformers Similar to brands like Pulse, Bothhand, Hallo, YCL and Delta Brand parts . Certified for heavy insulation per EN 41003/EN 60950 For T1/E1/CEPT/ISDN-PRI line interfaces 1.5KV-3KVrms isolation Through-hole, DIP mount Surface Mount-type Module Matched to leading transceiver ICs Operating temperature: 0 to 70°C Storage temperature: -25 to 125°C Insertion loss: 100kHz to 100MHz Return loss: 30, 60 and 80MHz Cross talk: 30, 62 and 100MHz Customized designs are accepted Compliant with the RoHS Directives Applications : Wide Band RF Transformer, Used for Network Filter and Isolated Transformer,Telecom Line Interface  Networking and communication such as HUB, PC card, SWITCH, PC Mainboard, Route, PDH, SDH, Package : in Tube / Tape & reel