Würth RJ Data Sockets with integrated transformer/ common mode choke. A range of RJ connectors with integrated transformer/common mode choke. Perfect for various networking applications which require a well built and functioning RJ connection. All models are highly reliable and excellent quality. Features ; Benefits. 350 H min. OCL with 8 mA bias. Complies with IEEE 802.3. Typical applications include ADSl modems, Embedded PC, LAN applications, HUB, routers and switches.