Upbright 48v Ac Dc Adapter For Hp Procurve 2520-8 Poe J9137a#aba Ethernet Power Supply Cord - Ac/dc Adapters - AliExpress
J9137A - HP ProCurve 2520 Series 2520-8-PoE 8 x RJ-45 Ports PoE 10/100Base-TX + 2 x RJ-45 GE Ports Layer 3 Managed Rack-mountable Fast Ethernet Network Switch
HP 2520-8-PoE Switch - J9137-61101
HP 2520-8-PoE Switch 8-Ports 10/100/1000Base-T J9137A#ABA