Synology PSU 5000W-RP Set_2 for FS3400, FS2017, SA3600, SA3400, SA3200D, UC3200, RS18017xs+, RS18016xs+, RS3621xs+, RS3621RPxs, RS3617xs+, RS3617RPxs, RS2818RP+, RS2418RP+, RS2416RP+, FX2421, RXD1219sas, RX2417sas, RX1217sas, RX1217RP, RX1216sas, RXD1215sas