Part Details:
MX2800 DS3 DC System, MX2800 DS3 Non-Redundant 48V DC (No Modem - MX2800 M13 Multiplexer. Same as 4205290L3 w-out the built-in modem. Unit consist of one Chassis -1200290L1, one Controller Card - 1205288L2 and one DC Power supply - 1202289L2)