While both platforms are built on the same industry-leading industrial connectivity software developed by Kepware (a PTC company), they are sold through different channels to meet different organizational needs. ⚡ The Quick Verdict

Both versions have faced similar security challenges but follow different update cycles. KEPServer Enterprise: KEPServerEX equivalent version

Many engineers assume the standby node sits idle. The standby node actively polls all PLCs at the same rate as the active node to maintain current values. This doubles the load on your industrial network. If you have 100 PLCs, each polled 10x/sec, the standby node adds another 1000 polls/sec. Ensure your network switches can handle it.