10/100/1000 auto-sensing ports that automatically detect optimal network speeds Domotz compatible for cloud management IP30-rated metal housing to withstand harsh industrial conditions Suitable for extreme operating temperatures of -40 to 85ºC (-40 to 185ºF) Option for DIN-rail installation Two small form-factor pluggable GBIC module slots (SFP) Two redundant DC inputs (44 - 57 V) with I/O terminal block Power failure alarm Port surge protection up to 6 kV