APC SBP20KRMI4U. Operating temperature (T-T): -20 - 50 °C, Operating relative humidity (H-H): 0 - 95%, Certification: CSA, EN 60950, GOST, IEC 60950, IEC 60950, UL 1778 REACH: Contains No SVHCs. Width: 432 mm, Depth: 572 mm, Height: 178 mm