This is why Liebert® designed the cPDU to bring you a distribution system that will close the power delivery loop in your critical facility. cPDU offers the benefits of a custom- tailored power system, with the convenience and cost savings of a pre-packaged, factory- tested unit. Housed in a single, self- contained cabinet, it combines distribution, computer-grade grounding and power monitoring to provide the protection your vital computer or communications equipment demands.