These PDUs are new and unused. Original master cartons contain four PDUs each. Units are being sold separately and may be removed from the master carton and individually repackaged for shipping.The “4PCS” label shown in the photographs refers to the original carton quantity—not the quantity included in this sale.What you receiveOne model 3S63XD1-1e9g PDU for each quantity purchased, including its factory-installed outlets, circuit-breaker assemblies, and terminal cover.Quantity 1 purchases one PDU.Electrical compatibilityBuyer must verify that the installation’s electrical supply, wiring, connected equipment, and loading requirements match the unit’s specifications before purchase. Installation and connection should be performed by qualified personnel.Nameplate ratings are 346–415V AC input and 200–240V AC output. No 480V input compatibility is claimed.