Following catagories of Switches are available.
24 Port and 48 Port 10/100 Switch - Dlink, Netgear Models available
24 Port and 48 Port CISCO 10/100 and Gigabit Models available - Cisco, Aruba etc
24 Port and 48 Port POE Switch - Cisco 10/100 and Gigabit Models available
Router - Cisco 1800, 1900, 2800, 2900 and many more models available
Cisco Firewall ASA Series
Sophos UTM XG125, XG135, XG210, XG230, XG310, XG330 available
Fortinet UTM all models available