APC Rack Power Distribution Unit 32 Amperes (Amps, A) Zero U. By purchasing this product, you acknowledge and accept it. 56 x 44 x 1619 mm. (20) IEC 320 C13 (4) IEC 320 C19 IEC 309 32A. 47 – 63 Hz. Operating relative humidity (H-H). 0 – 95 %. Operating relative humidity range. 25 – 65 °C. Operating temperature range (T-T). (20) IEC 320 C13 (4) IEC 320 C19. 152 x 127 x 2134 mm. Storage relative humidity (H-H). Storage relative humidity range. 0 – 45 °C. Storage temperature range (T-T).