Hirschmann GRS103-6TX-4C-1HV-2A Modular Ethernet Switch, 6 x 10/100Base-TX Ports Fixed, 4 x FE/GE Combo Ports, 2 Open 8-Port Media Module Slots (Media Modules Sold Separately), Single 100-240 VAC Power Supply, 19" Rackmount, -10 to +60 deg C, HiOS L2A (Layer 2 Advanced) Firmware. (Replacement For MACH102-8TP, Pt #943 969-001). 942 298-002