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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: HOMTECS
  • Model Number: H20series
  • color: black red
  • Certification: CE ROHS FCC
  • Products Status: Stock
  • Style: External modem router
  • Type: Wireless
  • Interface Type: RS232, RS485, I/O
  • CPU: MIPS2
  • FLASH: 512KB (Extendable)
  • SRAM: 256KB(Extendable)
  • Standard and Band: EGSM900/GSM1800MHz

Packaging & Delivery

Packaging Details standard package
Delivery Time samples 3working days, MP 20 working days

H20series Industrial GSM GPRS 3G HSDPA sim card wireless modem Router  


H20series Wireless modem Router Designed with industrial grade, with TCP/IP stack, supports transparent data transmission, AT Command, RS232/485, remote configuration and control, with embedded Operation System, such as LINUX and WINDOWS OS, can be used as a modem for sending SMS, always online function makes data communication in real-time, etc. It has been used for data communication/acquisition, remote control and minotring, M2M appliation, etc. 


Basic informatin 

ApplicationAMR, Power, Gas, Water Application
FunctionOffline Protection
SupportSMS, Data, Text
Interface TypeRS-232
Transmission Rate

 HSUPA: 5376MB/S, HSDPA: 7.2MB/S, UMTS: 384kb/S

ModuleIndustrial Cellular Module

Industrial 16/32 Bits CPU

Operating temperature-30°C~75°C
Extend temperature -40°C~85°C
Operating Humidity  95% ( Unfreezing)
Voltage rageDC5~26V (type 12V)
HousingIron, providing IP30 protection
Dimensions 102.8X73.5X24.6mm












Wireless Specification

1. UMTS/WCDMA/HSDPA/HSUPA 850/900/1900/2100MHz


2. Quad-band EGSM 850/900/1800/1900MHz




4. HSUPA: 5.76Mbps(UL) / HSDPA: 7.2Mbps(DL)/UMTS: 384kbps(DL/UL)


5. EDGE: 236.8kbps(DL/UL)


6. GPRS: 85.6Mbps(DL), 42.8Kbps(UL)

Hardware System

1. High-powered MCU, 100M

2. Interface:
RS232/RS485 serial port, rates: 110~230400bits/s
Indicator lights: "Power", "ACT", "Online"
Antenna interface: Standard SMA female interface, 50 ohm
SIM/UIM interface: Standard user card interface
Power interface: Standard 3-PIN power jack


3. Power supply:
Standard power supply: DC 12V/0.5A
Power range: DC 5~35V


4. Wireless module:
High-powered industrial WCDMA/HSDPA/HUSPA module


5. Size:
Outline dimension: 102.8X73.5X24.6mm


6. Weight: 450g

7. Others:
Operation temperature: -30~+75C
Storage temperature: -40~+85C
Humidity: 95% (unfreezing)

Software function

1. Design with standard TCP/IP protocol stack
2. Adopt smart online keeping technology to make sure that IP MODEM is always online
3. Support RSA and RC4 encryption arithmetic
4. Support APN

5. Support transparent data transfer and protocol conversion. Support multi work modes

6. Support dynamic domain name(DDNS) and IP access to data center

7. Support double data centers, one main and another backup
8. Support multi data centers, It can support 5 data centers at the same time.

9. Support multi online trigger ways, including SMS, audio and data. Support link Disconnection when timeout
10. Support SMS backup and emergency report

11. Support hardware and software WDT
12. Reporting the status of data transfer

13. Standard AT command interface
14. Support common MODEM function
15. Support telnet function

16. Support remote configure and control
17. Easy to upgrade firmware
18. Support multi OS, such as WINDOWS, LINUX, SCO UNIX etc.



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China (Mainland)
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2 Transactions 2,000+
The supplier’s transactions conducted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $39,000
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