20 x C13 4 x C19 Inputs. The Vertiv Geist Basic Rack PDU VP7553 is a 32A, 230V, 0U vertical rack power distribution unit (PDU). It has 20 IEC C13, 4 IEC C19 outlets, and a 1P+N+E (IP44) input that provides 7.3kW capacity. Vertiv Geist Basic Rack PDUs are UL-listed and are not batch-tested.