4G DTU

GP-D520 4G wireless DTU

GP-D520 wireless data transmission terminal equipment is an industrial grade 4G all network communication DTU product developed by opsonko. Through 4G network communication, the equipment can easily r

  • Model: GP-D520

GP-D520 wireless data transmission terminal equipment is an industrial grade 4G all network communication DTU product developed by opsonko. Through 4G network communication, the equipment can easily realize the two-way transparent data transmission from serial port to network. The data transmission terminal equipment has RS232 and 485 Dual serial port design, the equipment adopts flexible industrial terminal interface connection mode to connect with terminal equipment, so as to realize 4G network communication between client terminal equipment and server.


Support TCP / UDP / PPP / IP mode

Support permanent online, sleep mode and other working modes

Support wide voltage input

Hardware performance
CPU High performance 32 bit embedded ARM processor
network4G 
Wireless parameters

TDD-LTE、FDD-LTE、EVDO、WCDMA、TDSCDMA、GPRS、CDMA 

software function
Working mode

Transparent data transmission

Support real-time and always online data transmission

Support automatic connection after dropping the line

Support call wake-up function

device management

Support local tool configuration management

Interface and power supply
communication interfaceSupport RS232 / 485 communication
Power interface2.1 core power head / terminal interface (VIN / GND) 3.5mm
Antenna interface 

Standard SMA female antenna interface, characteristic impedance 50 Ω

power supply

DC power supply

Supply voltage

DC5V-DC24V 

Working current

Power on 12v50ma

Standby 12v26ma

Launch 12v60 ~ 150mA

The recommended power supply current is above 2V 850mA, i.e. 10W

Environmental and physical performance
working temperature-40 ~ 80℃
Storage temperature-45 ~ 85℃
Humidity5%~ 95%
External dimension75mm×72mm×18(length × width × height)
Installation and fixationFixed structure side installation mode
Special design

IP40 protection level, electromagnetic shielding, wind protection, sun protection, shock proof and heat dissipation design


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