Extended Operating Temperature -40° ~ 75° C (-40° ~ 167° F)Store and Forward Switching ArchitectureFlow Control on Full-DuplexBack Pressure on Half-DuplexSupports Auto MDI/MDI-X FunctionWide-Ranging Redundant Power DesignUL Class I, Division 2 CertifiedDIN-Rail and Wall Mount DesignSlim IP-30 Case Design