Features: 1) 19-inch standard structure2) Has high operational reliability and excellent electrical performance 3) Direction open circuit alarm4) Input voltage: power source voltage can be changed as per requests 5) Customized specifications are available 6) Wide scope of working temperatureSpecifications:1) Input voltage: DC 48V2) Input track: 2 groups3) Output track: 18 groups4) Dimensions: 483 x 134 x 260mm, 3U5) Weight: 7kg producing area:China