FOUR-FAITH F1503 TD-SCDMA Modem Cellular IP Modem 2G/3G/4G Cellular IP Modem & Router Network Communication Solutions Selangor, Malaysia, Kuala Lumpur (KL), Petaling Jaya (PJ) Supplier, Master Distributors, Supply, Supplies | ALTAAS Topologies Sdn Bhd
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  Support SMS, dial-up and CSD function
  Power range: DC 5~35V
  Support standard AT command
  Support standard RS232 port
  Support APN/VPDN


F1003 GSM MODEM is a kind of cellular terminal device that provides SMS and CSD function by public GSM network.

It adopts high-powered industrial cellular module and supports RS232 port that can conveniently connect one device to a cellular network, allowing you to connect to your existing serial device.

It has been widely used on M2M fields, such as intelligent transportation, smart grid, industrial automation, telemetry, finance, POS, water supply, environment protection, post, weather, and so on.

Features and Benefits

Design for Industrial Application

High-powered industrial cellular module

Housing: iron, providing IP30 protection.

Power range: DC 5~35V

Stability and Reliability

RS232 port: 15KV ESD protection

SIM/UIM port: 15KV ESD protection

Power port: reverse-voltage and overvoltage protection

Antenna port: lightning protection(optional)

Standard and Convenience

Support standard RS232 port that can connect to a serial device directly

Provide dial-up software that can make it always online

Provide SMS tool software

Support standard AT command


Support SMS, dial-up and CSD function

Support APN/VPDN


Cellular Specification

Item Content
Cellular Module Industrial cellular module
Standard and Band EGSM900/GSM1800MHz, GSM850/900/1800/1900MHz(optional)
Compliant to GSM phase 2/2+
Bandwidth 14.4Kbps CSD
TX power GSM850/900<33dBm,GSM1800/1900<30dBm
RX sensitivity <-107dBm

Interface type

Item Content
Serial 1 RS232 port, 15KV ESD protection
Data bits: 5, 6 ,7, 8
Stop bits: 1, 1.5, 2
Parity: none, even, odd, space, mark
Baud rate: 110~230400 bps
Indicator “Power”, “ACT”, ''Online”
Antenna Standard SMA female interface, 50 ohm, lighting protection(optional)
SIM/UIM Standard 3V/1.8V user card interface, 15KV ESD protection
Power Standard 3-PIN power jack, reverse-voltage and over voltage protection

Power supply
Item Content
Standard Power DC 12V/0.5A
Power range DC 5~35V
Consumption <200mA (12V)
Physical Characteristics

Item Content
Housing Iron, providing IP30 protection
Dimensions 91x58.5x22 mm
Weight 205g
Environmental Limits

Item Content
Operating Temperature -25~+65ºC (-13~+149H)
Extended  Operating Temperature -30~+75ºC (-22~+167H)
Storage Temperature -40~+85ºC (-40~+185H)
Operating Humidity 95% ( unfreezing)


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