HP BladeSystem solutions start with a c3000 Enclosure. The HP BladeSystem c3000 enclosure is a single-phase enclosure available worldwide for use with in-rack PDUs and UPSs which accept C13/C14 power cords. The HP BladeSystem c3000 enclosure has the flexibility to scale from a single enclosure holding up to 8 blades, to a rack containing 7 enclosures holding up to 56 blades, the c-Class infrastructure is designed to meet the needs of today's businesses.