R9Y03A is the manufacturer part number for the HPE Aruba CX 6000 Switch. The R9Y03A is a 48-port switch with 4 1G/10G SFP ports. It supports PoE standards IEEE 802.3 af and 802.3 at, and has a maximum Class 4 PoE of up to 740W. The R9Y03A is rack-mountable and can mount in an EIA-standard 19-inch telco rack.