APC Easy PDU Metered Zero U 11 kW 230V (21) C13 (3) C19 IEC309. PDU types: Metered, Rack capacity: 0U, Type: Three-phase. AC outlets quantity: 21 AC outlet(s), AC outlet types: C13 coupler, C19 coupler, Power plug: C13 coupler. Nominal input voltage: 400 V, Maximum current: 16 A, AC input frequency: 50/60 Hz. Compliance certificates: CE, UKCA. Width: 56 mm, Depth: 56 mm, Height: 1650 mm