IS420ESWAH2A is a General electric Mark VIE industrial ethernet switch.
The GE Ethernet/IONet switches are available in two hardware forms: ESWA and ESWB. Each hardware form is available in
five versions (H1A, H2A, H3A, H4A, H5A) that vary in fiber-optic port configuration options, which include no fiber ports, multi-mode
fiber ports, or single-mode (longer distance) fiber ports.