Your search for "es LITE*" revealed the following:
EdgeSwitch 24 Lite
ES-24-LiteManaged Gigabit Switches with SFP Non-Blocking Throughput Switching Performance Gigabit Ethernet RJ45 Ports SFP Fiber Connectivity Options
$240.00
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EdgeSwitch 48 Lite
ES-48-LiteManaged Gigabit Switches with SFP+ Non-Blocking Throughput Switching Performance Gigabit Ethernet RJ45 Ports SFP+/SFP Fiber Connectivity Options
$460.00
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