Here are the key specifications for the HP ProCurve 2510-48 Switch (Model J9020A) Layer 2 Switching Form Factor: 1U rack-mountable. HP 255 G3 K7H92ES Wifi Wi-Fi WLAN Wireless Card Mini PCI-E QCWB335.
eBay
HP Aruba 2920-48G PoE+ 48 Port PoE+ Gigabit Switch J9729A. The HP Aruba 2920-48G-PoE+ Switch (J9729A) is a Switch provides security, scalability, and ease of use for enterprise edge, SMB and branch office networks.
eBay
eBay
HP 3Par Solutions. Modular & Fixed Port Switches. Switch Rackmounts. You may also be interested in. RoHS EN IEC 63000:2018. Safety EN 62368-1:2014 EN 62368-1:2014+A11:2017. CISPR 32:2015. EN 61000-3-3:2013+A2:2021 EN IEC 61000-3-2:2019+A1:2020.
eBay
Part # J9731A. MPN J9731A. Network Ports SFP. Hard Drive Enclosures. NEW Cisco SG300-52MP-K9 52 Port 10/100/1000 PoE+ Managed Switch. HP Aruba JL355A Switch - 48 ports-Managed Gigabit Ethernet. HP J9727A J9728A J9729A J8692A J9089A ProCurve Switch rackmount ears & screws.
eBay
Ref: DB6/SKJ9.
eBay
Fully functional network switch, was used in a temporary install. Has minor cosmetic damage that does not affect its use. No rack ears included. Comes with 13a to IEC Can be seen working in the first picture
eBay
HP J9318A Network Switch
eBay