The 8-port rack-mountable VGA KVM switch, model TK-803R, lets you manage multiple PCs using a single keyboard, monitor, and mouse combo. This USB KVM switch supports USB and PS/2 interfaces on the console side and only USB on the PC side.

NETGEAR (GS748T) Professional Managed Smart Switch 48 Gigabit Ethernet Ports (10/100/1000) - RJ45 switch with 4 1 Gigabit SFP Ports, desktop/rack and ProSAFE lifetime protection

• Environment: operating temperature - 0,ƒ~40,ƒ (32,%~104,%) storage temperature -40,ƒ~70,ƒ (-40,%~158,%)
• Operating humidity - 10%~90% non-condensing storage humidity: - 5%~90% non-condensing operating system - winxp/win7/win8/win 8.1 & Mac os 10.10 (Intel platform)
• Protocols and standards: ieee802.11N

HP Storageworks AM867A Brocade 300 8 8 8Gbps 8GB Ports SAN Switch 492291-001 AM867A - 492291-001

Web managed switch (level 2)
44 copper ports 10/100/1000Base-T PoE af/at
4 combo Gigabit or Mini Gbic SFP ports
Two 10 Gigabit Ethernet stacking ports
Switch fabric: 136 Gbps
Supported PoE standards:
802.3af: 15.4 watts max. per port
802.3at: 30 watts max. per port
Total PoE budget: 370 watts
Redundant power option
Comprehensive security features
Standard and enhanced software images
IPv6 compatibility
D-Link Green technology (power saving function, time-dependent PoE activation, smart fans)

Ports: 8x 1Gb RJ-45 Ports
Active Ports (Licensed): 8
Transceivers Included: None
Power Over Ethernet (PoE): No
Power Supplies Installed: 1x Fixed Power Supply
Air Flow: Port-Side Exhaust
Module Expansion Slots: 1 Expansion Slot & 1x 120Gb SSD Installed
RAM: 4GB
Flash: 8GB
Operating System: Cisco ASA Software
Licenses Installed: FirePOWER Services & VPN Premium
Switching Capacity: 2 Gbps
Management: Fully Manageable
Chassis Type: 1U Rack Mount
Rack Mounting Kit: Rack Ears Included (3rd Party)

Network standards: IEEE 802.1Q,IEEE 802.1ag,IEEE 802.3,IEEE 802.3ab,IEEE 802.3ah,IEEE 802.3u
Ethernet Interface Type: Gigabit Ethernet
Ethernet/LAN: Yes
Type of cable technology performance; including the fiber or cable type 10/100/1000Base-T(X) cabling technology
Ethernet LAN: data transfer rate 10,100,1000 Mbit/s

4 PoE+ ports transfer data and power over a single cable.
Resistant metal case
IEEE 802.3af compatible allows to extend the home and business network.
No system requirements
PoE power up to 15.4W for each PoE port
PoE power supply up to 55W for all PoE ports