Black Box Datasheets for Network Modems

Network modems (modulators-demodulators) are devices or programs that allow computers to transmit data over telephone lines. They convert digital computer data to analog sound waves and then demodulate the carrier signals to decode the transmitted information.
Network Modems: Learn more

Product Name Notes
Analog Async Bell 202 Modem - Leased-Line, AC power -- MD845A-R2 AC powered analog async Leased line BELL 2002 modem. Supports voice-band Frequency-Shift Keying (FSK) simplex or half-duplex operation at speeds up to 1200 bps on two wires or full-duplex up...
Analog Async Bell 202T Modem - Leased-Line, AC power -- MD1970A AC powered analog async Leased line BELL 2002T modem. Operates over point-to-point or multipoint polled systems, full- or half-duplex over 2- or 4-wire circuits. Perfect for industrial, SCADA, and metering...
Standalone Modem 34336 -- MD885A-R2 Digital Signal Processing technology accelerates the Modem 34336 to 33.6 kbps.Can still use it w/ other installed modems. Falls back automatically to whatever standard it's connected to. Recognizes V.25 bis...
Short-Haul Modem (SHM-NPR) Async RS232 over CATx DB25M/Term Block -- ME721A-M-R3 Extender async RS232 devices beyond the 50 ft limitation using CATx cables at data rates up to 19.2 kbps and reach distances of 5 mi. (8 km). Serial extenders work...
3-Port Console Server POTS Modem Dual 10/100 -- LES1203A-M-R2 Out-of-band management for your network, server and power infrastructure in data centers and remote sites. Get secure and reliable access to IT equipment via your preferred SSH client or via...
4-Port Console Server 4G LTE Modem Cisco Pinout, ATT -- LES1604A-T This 4-port console server with an embedded 4G ATT LTE cellular modem simplifies out-of-band management of network and power equipment in remote sites. Use it for affordable, independent remote access...
4PT Console Server 4GLTE Modem Cisco Pin, Rest-of-World Cellular -- LES1604A-R This 4-port console server with an embedded 4G international cellular modem simplifies out-of-band management of network and power equipment in remote sites. Use it for affordable, independent remote access to...
4-Port Console Server 4GLTE Modem Cisco Pinout Verizon -- LES1604A-V This 4-port console server with an embedded 4G Verizon LTE cellular modem simplifies out-of-band management of network and power equipment in remote sites. Use it for affordable, independent remote access...
Console Server WiFi POTS Modem Dual 10/100/1000 16-Port -- LES1716A This redundant 16-port console server with embedded WiFi and a POTS modem simplifies out-of-band management of network and power equipment in remote sites. Use it for affordable, independent remote access...
Console Server, WiFi, POTS Modem, Dual 10/100/1000, 32-Port -- LES1732A This redundant 32-port console server with embedded WiFi and a POTS modem simplifies out-of-band management of network and power equipment in remote sites. Use it for affordable, independent remote access...
Console Server WiFi POTS Modem Dual 10/100/1000 48-Port -- LES1748A This redundant 48-port console server with embedded WiFi and a POTS modem simplifies out-of-band management of network and power equipment in remote sites. Use it for affordable, independent remote access...
Console Server WiFi POTS Modem Dual 10/100/1000 8-Port -- LES1708A This redundant 8-port console server with embedded WiFi and a POTS modem simplifies out-of-band management of network and power equipment in remote sites. Use it for affordable, independent remote access...
Industrial Async RS232/422/485 Wireless Modem 900MHz Class1 Div2 -- MDR112A-R5
Industrial Async RS232/RS422/RS485 Wireless Modem, 900 MHz -- MDR100A-R5
Use two modems to communicate point-to-point. Alternately, use two modems to contact multiple remote devices in a polled multipoint setting.