Start with the news release Connector meets roadside-lighting legislation from Molex, which we summarised at the time by saying "Molex has introduced a power quick-disconnect connector designed to meet new EU legislation for roadside lighting and electronic signage.". Several months prior to that, we featured the news release Technology improves photovoltaic connector safety from Yamaichi Electronics: "Yamaichi Electronics has developed its Hermetic Sealed technology to reduce costs, and improve safety and functionality in photovoltaic connectors.".
 
In May 2010, we covered the news from Samtec - take a look at IP68 interconnect suits harsh environments which says: "Samtec has expanded its line of IP68-rated sealed interconnect systems with the Acclimate sealed rectangular Ethernet cable plug and receptacle for industrial environments.".
 
Take a look also at the news release from Amphenol, Amphenol enhances range of Neptune connectors, as well as RJ45 jack includes magnetic filter and LED pipes from Yamaichi Electronics, and Switchcraft releases locking power jacks and plugs from Switchcraft.