Models: D1U68-D-3600-54-HB3C and U68-D-3600-54-HB3C-XXX | Brand: Murata | Technical characteristics: Power Supply - Input: -48 to -60 Vdc, 83 A MAX | Output: +54.5V, 66A MAX; +12 VSB, 2.5 A MAX | IPX 0