KPM201 4G WIFI MQTT Modbus gateway

KPM201 4G WIFI MQTT Modbus gateway

KPM201 This WiFi 4g iot modbus gateway is used for reading data from smart meters, power distribution protection devices,automatic devices, monitoring and other intelligent devices and send data to computer systems, power grid automation system to achieve the data converter and exchange of information forming a fully decentralized RTU communication system.

KPM201 is with 1 RS485 port and one RJ45 port.
Optional WIFI, 4G wireless connection method. 


  • KPM201 Modbus gateway Hardware: 
  • OpenWrt routing system
  • Built in 64M DDR2, WDT, RTC, etc. 
  • Supports 2.4G WIFI and 4G.
  • Communication interface:
  • Downlink: 1 RS485 port.
  • Uplink:
  • 2 LAN port. 
  • 1 SIM card interface, 1 antenna interface. 
  • Power requirement:
  • DC 5~36V(Extendable 5-60V)
  • Working power consumption: 250310mA @12V DC
  • Mechanical properties:
  • Metal shell
  • L*W*H: 100mm * 100mm * 23mm
  • Operating temperature: -35+75ºC -31+167
  • Storage temperature:-40+85ºC -40+185


KPM200 Modbus gateway model selection
Modbus Gateway Hardware
RAM 64MB DDR2Upto 128M / 256MB
WIFI Optional2.4G support 802.11b/g/nmax 150Mbps
Network Industrial 4G moduleSupport 7-mode full Netcom
System time Time synchronization adopts NTP technology with built-in RTC
Hardware port
WAN LAN1 can be set as 1 WAN port
LAN 2 *10M/100M self-adjust MDI/MDIX port
SIM 1support 1.8V/3V SIM/UIM card
Reset 1reset button
Antenna interface 13G/4G Antennaimpedance 50 Ω,SMA Female inner hole interface)
1 2.4G Antennaimpedance 50 Ω,SMA inner pin)
Power supply terminal 12 pins 3.81mm spacing connector
Console 1 5 pins 3.5mm spacing connector1 * RS232 / 1 * RS485
Indicator 8 power and status indicatorsPowerSystemLAN1LAN2SIMOnlineWIFI3G/4G
Power supply characteristics
Power External power adapter12V 1A
Work voltage DC 5~36V(Extendable 5-60V)
Standby power consumption 150230 mA@12V DC
Work cost 250310mA @12V DC
Working conditions
Operating temperature -35+75ºC -31+167
storage temperature -40+85ºC -40+185
Working humidity 5%~95%( No condensation)
Equipment ventilation Natural heat dissipation, no noise
Physical characteristics
Chassis Metal
Dimensions L*W*H: 100mm * 100mm * 23mm Excluding the installation parts of the antenna
Installation method Desktop flat, rail installation, wall-mounted
weight G.W0.6KGWith accessories and packing box
N.W0.3KGNot include antenna and mounting parts)
Equipment safety and reliability
Safety and reliability Power reverse protection, overvoltage protection, overcurrent protection; Ethernet interface built-in 1.5KV electromagnetic isolation protection; RS232/RS485 interface built-in 15KV ESD protection; SIM/UIM card interface built-in 15KV ESD protection.
Protection level IP30
MTBF ≥100,000 h


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