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1,982 Wholesale Serial Modem Products
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M2m Smart Grid TCP/IP GPS VPN 4G 3G CDMA EVDO Serial Modem
US $ 120-130/Piece
1 Piece
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GPRS IP Modem with Serial Port RS232/Rss485 for SMS, Data
US $ 150-160/Piece
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DSTC452 5751017-A S400 Fieldbus Modem In Stock FSK-Modem for serial I/O Bus
US $ 123/Piece
1 Piece
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Industrial Stable Safe VPN GPS Serial Ethernet WiFi M2m 4G LTE Modem
US $ 150-160/Piece
1 Piece
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Brand New GSM Serial Modem for Elevator Monitoring
US $ 103-107/Piece
1 Piece
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IoT 4G 3G RS485 Modbus DTU RS232 Serial GSM/GPRS/Edge DTU TCP/IP GSM Modem
US $ 59-89/pcs
1 pcs
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Brand New GSM Modem Serial for Elevator Monitoring
US $ 101-105/Piece
1 Piece
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Customized OEM M2m Iot Industrial 4G LTE Modem with Serial Port
US $ 101-105/Piece
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Mini RS232/422/485 to Fiber Media Converter, Serial Fiber Modem for Uart Long-Distance Communication, Single Mode Dual Fiber Sc 20km Transmission Distance
US $ 25-39/Piece
1 Piece
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New Product RS485/422/232 to Fiber Sc 20km, Serial to Fiber Modem
US $ 9.9-32/Pair
1 Pair
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Universal Serial RS232/485/422 to Fiber Optical Duplex FC 20km Converter Modem
US $ 38-54/Pair
1 Pair
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Serial RS485/RS422/RS232 to Fiber Converter Modem mm 2km St Connect RTU to Host or Scada Controller
US $ 38-56/Pair
1 Pair
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1core Fiber Sc Media Converter Serial RS232 422 485 to Fiber Optic Converter Modem
US $ 38-54/Pair
1 Pair
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Industrial 4G LTE Poe M2m Edge Modem with Serial RS232 for SMS, CSD, Dial-up
US $ 120-130/Piece
1 Piece
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Serial GPRS Modem with RS232 RS485 Io for RFID Home Automation H21series
US $ 150-160/Piece
1 Piece
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D10series CDMA Modem CDMA DTU with Serial RS232/RS485
US $ 70-80/Piece
1 Piece
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Industrial GPRS Serial Port Modem Serial RS232 H20series
US $ 120-130/Piece
1 Piece
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4G Industrial Modem DTU with Serial Port RS485/Ttl DTU Industrial Gateway
US $ 49-65/pcs
1 pcs
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Industrial 4G GPS Modem Support RS232 Serial Port
US $ 101-105/Piece
1 Piece
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Professional Usr Iot Industrial 4G LTE Modem and Serial RS232 for Digitalizing
US $ 101-105/Piece
1 Piece
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Brand New GSM Modem Serial Modem for Elevator Monitoring
US $ 101-105/Piece
1 Piece
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RS232 RS485 RS422 to Fiber Converter RS-232/485/422 Serial Data to Optic Fiber Modem Encoder
US $ 38-54/Pair
1 Pair
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New Design RS485/422/232 Serial Port to Fiber 20km Sc/FC/St Single Mode Extender Converter Modem
US $ 9.9-34/Pair
1 Pair
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RS232 RS485 RS422 Serial Port Over Fiber Optical Converter Modem for Fire Alarm System
US $ 62-68/Pair
1 Pair
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D10series 4G 3G Serial RS485 Modem for Temperature, Moisture, Air Quality Monitoring
US $ 70-80/Piece
1 Piece
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Industrial M2m LTE 4G 3G GSM CDMA EVDO Serial Modem with TCP IP S for Smart Grid
US $ 150-160/Piece
1 Piece
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New Design Serial to LTE Industrial Cellular Modem 4G Fot Digital Signage
US $ 101-105/Piece
1 Piece
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CE Certificate RS232 Serial GSM/GPRS Modem Connectivity of Elevators
US $ 103-107/Piece
1 Piece
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LTE 4G 3G GSM GPRS Dual Band WiFi GPS Serial Port Modem
US $ 200-220/Piece
1 Piece
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Industrial GPRS Serial RS232 Modem
US $ 150-160/Piece
1 Piece
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Professional Usr Iot Industrial 4G LTE Modem and Serial RS232 for Digitalizing Slot Machines
US $ 101-105/Piece
1 Piece
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US $ 200-220/Piece
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