Mootrack Systems
Mootrack Systems
Madiwala, Bengaluru, Karnataka
GST No. 29BRLPM0825N1Z8
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Serial Port Converter

We are leading in manufacturing and supplier of Serial port Converters in Chennai, Tamilnadu, India.

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Approx. 3,700 / Piece Get Latest Price

Product Details:
Power Input9V~40V
Flow ControlYES
Gross Weight230G

We are leading in manufacturing and supplier of RS232 Isolation Protector in Chennai,Tamilnadu,India.
  • Product Details

HJ-485/422/232 is a RS-232/RS-485/RS-422 serial fiber MODEM. Uses industry-standard design, its wall-mounted design support DIN-rail standard rail mounting, easy to install. HJ-485 / 422/232 serial RS-232/RS-485/RS-422 able to provide end to end transparent transmission due to use of optical fiber transmission, there is no electrical conductivity, which has a strong anti-interference ability, not effected by high voltage and lightning.

Product Features :

  • can be HJ-485/422/232 MM or HJ-485/422/232 SM
  • zero delay automatic forwarding
  • Support RS232/485/422
  • automatically detect serial rate, identification and control Data transfer direction
  • Operating wavelength: 1310nm
  • maximum communication rate 500Kbps
  • multimode ST / SC interface Optional, single mode FC / SC / ST Interface optional
  • multimode communication up to 2 km, singlemode reach 20/40/60/80 km
  • interface provides 1500W surge protection, 15KV ESD protection
  • internal or external power supply optional



Comply with EIA RS-232, RS-485 standard

RS-232 signals


RS-485 signal

D +, D-, GND

RS-422 signal

R +, R-, T +, T-, GND

Optical signal



Asynchronous, point

Direction control

Using data flow control technology, automatic identification and control data transfer direction

Baud Rate

0-500Kbps, automatic detection signal rate

Optical wavelength


Electrical port transmission distance

RS-232 port 15 m, RS-485/422 port 1200 m

Optical transmission distance

multimode 2 km, single mode 20 km


Operating Temperature

-25 °c to 70 °c

Storage Temperature

-40 °c to 85 °c


Relative humidity 5% to 95%


Length × width × height

100mm × 69mm × 22mm







Power supply

Input Power

9V ~ 40V wide voltage input

Power consumption


Additional Information:
  • Production Capacity: 1000/MONTH
  • Delivery Time: IMEDIATELY
  • Packaging Details: POWER ADAPTER

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Approx. 2,000 / Piece Get Latest Price

Product Brochure
Product Details:
Minimum Order Quantity1 Piece
Communication Indicator TypeUSB
Interface TypeUSB
Power (W) No power supply needed, plug and play
Temperature (deg. Celsius) -25 to 85deg
Output TypeYes
Connector TypeDB9
Model NumberUSB232
Weight (kg) 70g
Speed (Mbps)115200
Humidity (%)Relative humidity 5% to 95%
Voltage (V)9VDC
Number Of Ports1
Storage Temperature (deg. Celsius)-40deg to 85deg
StandardEIA RS232 standard
ApprovalRohs, Fcc, CE
Model NameModelUSB232
Signal IsolationOptical isolation 2500V
ESD Protection (kV)15KV
Baud Rate300 to 115200bps
Supported OSyes
Size (mm)70mmx35mmx18mm(wiring 1.5m)
Cable Speed12Mbps(full-speed)
Dimensions 70mmx35mmx18mm(wiring 1.5m)
Operating Temperature-10 to 60 deg
Usb Baud Rates 300bps to 115.2Kbps
Spread Spectrum TechnologyNone
Data Rate300bps to 115.2Kbps
Isolated ConverterYes

We are leading in manufacturing and supplier of USB to RS485/422 Converter in Chennai,Tamilnadu,India.
USB485 is a kind of USB to RS-485/422 industrial intelligent converter. It is the best solution for the communication between USB and RS-485/422. Compared with RS-232 to RS-485/422 converter, USB to RS-485/422 converter has many advantages.

1. Small volume, easy installation
2. No power supply needed, plug and play
3. Single chip(ASIC) USB port to serial port communication
4. Transmit distance reach up to 1800M at the rate of 115200bps.
5. Automatic send data control, auto distinguish and sense direction adopt data transfer
6. Auto sense serial signal rate, zero delay automatic transmit


Compliance: USB1.1/2.0 compliant
Connector: USB type A
Speed: 12Mbps(Full-speed USB)

Serial interface
Numbers of ports: 1
Serial standards: RS485/422
Connector: DB9 male
Serial Line protection
ESD Protection: 15KV embedded

Baud rate: 300bps to 230400bps
Serial Communication Parameters
Data Bites: 5, 6, 7, 8
Stop Bits: 1, 1.5, 2
Parity: None, Even, Odd, Space, Mark
Flow Control: RTS/CTS, XON/XOFF
FIFO: 128bytes

Serial Signals
RS-485: D+,D-,GND
RS-422: T+, R+, T-, R-,GND
Loading: 32 nodes or custom 128 nodes
Transmission: RS-485 1800M(115200bps), USB 5M

Driver Support
Operating System: Support Windows98/ME and Windows2000/XP,Windows Server 2003/2008, Windows 7/Vista

Physical Characteristics
Weight: Products only: 70g
Packaged: 120g
Dimension: 70mm×35mm×18mm(wiring 1.5m)

Working temperature: -10 to 60
Storage temperature: -25 to 85
Humidity: Relative humidity 5% to 95%

Power requirements
No power supply needed, powered from USB
Consumption: Static consumption less than 80mA, dynamic average consumption less than 150mA

Warranty: 5 years
Approvals: FCC, CE, RoHS approvals

Additional Information:
  • Item Code: MT1234
  • Pay Mode Terms: T/T (Bank Transfer)
  • Port of Dispatch: CHENNAI
  • Production Capacity: 1000
  • Delivery Time: Immediately
  • Packaging Details: USB cables,Warranty card

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Approx. 14,000 / Piece Get Latest Price

Product Brochure
Product Details:
Minimum Order Quantity1 Piece
Relative humidity10 to 95

USB8485I is a kind of USB to 8 port RS485/422 converter, the USB8485I can let PC or work station’s USB port connect 8pcs RS-485 or RS-422 comfortable. USB8485I provides 8 RS-485/422 serial ports, is compliant with USB 1.1 and 2.0 specifications, and meet the 480Mbps high-speed requirement of Hi-Speed USB 2.0. Using your computer’s USB ports to connect serial devices reduces the total cost of ownership, investment in hardware, and long term management and integration costs.

Features1.USB to 8 port RS-485/422 Converter
2.CPU occupancy rate very low, high performance
3.One RS-485/422 can establish at most 32 nodes
4.RS-485/422 side transfer distance 1200m
5.RS485/422 support 2KVAC isolation
6.Detect serial speed automatic, Speed: 300???115200bps
7.Industrial grade design, IP30 protection
8.No fan, low consumption design
9.Working temperature: -40??????85???, Relative humidity: 5%-95%


Serial port: 8 port RS-485/422
RS-422 signal: T+,T-,R+,R-
RS-485 signal: D+,D-
Parity: None,Even,Odd,Space,Mark
Data: 7bit,8bit
Stop bit: 1bit,2bit
Band rate: 300bps???115200bps
Direction: ADDC, auto detect direction control
Loading: RS-485/422 support 32 nodes
Protection: 2KVAC isolation, grade 4 static protection
Distance: RS-485/422 side: 1200m, USB side less than 5m
USB port: USB female, type B
RS-485/422 port: DB9 male ( attached DB female terminal block)
LED indicator
Power indicator: PWR
8 port RS485/422 COM1~COM8 send data: TX1~TX8
8 port RS485/422 COM1~COM8 receive data: RX1~RX8
Power supply 

Power input: 9VDC
No-load power consumption:1.63W@9VDC
Full-load power consumption:2.13W@9VDC
Shell: IP30, high strength iron shell.
Weight: 1011g


Additional Information:
  • Item Code: MT-1268
  • Production Capacity: 100
  • Delivery Time: IMMEDIATELY
  • Packaging Details: POWER ADPTER

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Corporate Brochure



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Manikandan D  (Managing Director)
Mootrack Systems
No. 1, 1st Cross, Madiwala Extension, Bangalore Urban 1st Cross
Bengaluru - 560068 , Karnataka , India
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