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  • Waveshare Industrial USB to RS485 Bidirectional Converter Type B Onboard Original CH343G Multi-Protection Circuits Fast Communication

Waveshare Industrial USB to RS485 Bidirectional Converter Type B Onboard Original CH343G Multi-Protection Circuits Fast Communication

4.6 out of 5 stars (99)
To see product details, add this item to your cart. You can always remove it later.

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About this item

  • Provide online user manual, please check the manual carefully before using.
  • Support USB to RS485 bidirectional conversion. Fast communication, stable and reliable, better compatibility.
  • Onboard TVS (Transient Voltage Suppressor), effectively suppress surge voltage and transient spike voltage in the circuit, llgthningproof & anti-electrostatic.
  • Onboard resettable fuse and protection diodes, ensures the current/voltage stable outputs, provides over-current/over-voltage proof, improves shock resistance.
  • Onboard 3 LEDs for indicating the power and transceiver status.
› See more product details

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  5. Sustainability features

    This product has sustainability features recognized by trusted certifications.
    Carbon impact
    Carbon emissions from the lifecycle of this product were measured, reduced and offset.
    As certified by
    ClimatePartner certified

    ClimatePartner certified

    The ClimatePartner certified product label confirms that a product meets the requirements for the five steps in climate action including calculating carbon footprints, setting reduction targets, implementing reductions, financing climate projects and communicating transparently to continuously reducing emissions.

    Certification Number

    DEV7XT

    Climate Pledge Friendly

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Product Description

Selection Table

USB TO RS485 (B)

USB TO RS485

USB TO RS232-485

USB TO RS485/422

USB TO RS232/485 (B)

USB TO RS232/485/TTL (B)

USB TO 4CH RS485 (B)

Customer Reviews
4.6 out of 5 stars 99
4.6 out of 5 stars 365
4.7 out of 5 stars 125
4.8 out of 5 stars 25
4.7 out of 5 stars 9
4.3 out of 5 stars 10
4.4 out of 5 stars 11
Chip Model
CH343G FT232RNL FT232RNL FT232RNL FT232RNL CH343G CH344L
Host Port
USB USB USB USB-B USB-B USB-B USB-B
Device Port
RS485 RS485 RS232/485 RS485/422 RS232/485 RS232/485/TTL Isolation type RS485
Bauda rate
300bps ~ 3Mbps 300bps ~ 921600bps 300bps ~ 921600bps 300bps ~ 3Mbps 300bps ~ 921600bps 600000 bps(MAX) 1200bps ~ 460800bps
Led Indicators
PWR/TXD/RXD PWR/TXD/RXD PWR/TXD/RXD PWR/TXD/RXD PWR/TXD/RXD PWR/TXD/RXD PWR/ACT/RXD/TXD
Temperature Range
-15℃ ~ 70℃ -15℃ ~ 70℃ -15℃ ~ 70℃ -15℃ ~ 70℃ -15℃ ~ 70℃ -15℃ ~ 70℃ -40 ~ 85℃
Operating System
Mac, Linux, Android, Windows Mac, Linux, Android, Windows Mac, Linux, Android, Windows Mac, Linux, Android, Windows Mac, Linux, Android, Windows Mac, Linux, Android, Windows Mac, Linux, Android, Windows
Transmission Distance
：5；R485：1200（M） ：5；R485：1200（M） ：5；R232:15;鳧485：1200；M USB:5M;RS485/232:1200M;(MAX) ：5；R232:15;鳧485：1200；M — ：5；R485：1200（M）
USB TO RS485 (B)
USB TO RS485 (B)
USB TO RS485 (B)
USB TO RS485 (B)
USB TO RS485 (B)
USB TO RS485 (B)

Product details

  • Parcel Dimensions ‏ : ‎ 11.7 x 6.8 x 3.6 cm; 80 g
  • Manufacturer ‏ : ‎ Waveshare
  • ASIN ‏ : ‎ B0B879M2KT
  • Item model number ‏ : ‎ USB TO RS485 (B)
  • Country/Region of origin ‏ : ‎ China
  • Customer Reviews:
    4.6 out of 5 stars (99)

Product information

Technical Details

Brand ‎Waveshare
Manufacturer ‎Waveshare
Model ‎USB TO RS485 (B)
Part Number ‎USB TO RS485 (B)
Memory storage capacity ‎16 GB
Memory Slots Available ‎1
Graphics Card Interface ‎Integrated
Compatible Devices ‎Personal computer
Chipset Type ‎FTDI FT232RL
Number of Items ‎1
Batteries included ‎No
Batteries Required ‎No
Number of Ports ‎1
Manufacturer ‎Waveshare
Item model number ‎USB TO RS485 (B)
Parcel Dimensions ‎11.7 x 6.8 x 3.6 cm; 80 g
ASIN ‎B0B879M2KT

Additional Information

Date First Available Aug. 1 2022
Customer Reviews
4.6 out of 5 stars (99)

4.6 out of 5 stars
鶹 Rank

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Product Summary: Waveshare Industrial USB to RS485 Bidirectional Converter Type B Onboard Original CH343G Multi-Protection Circuits Fast Communication

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4.6 out of 5 stars, 99 ratings

Customer reviews

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About this Item

  • Provide online user manual, please check the manual carefully before using.
  • Support USB to RS485 bidirectional conversion. Fast communication, stable and reliable, better compatibility.
  • Onboard TVS (Transient Voltage Suppressor), effectively suppress surge voltage and transient spike voltage in the circuit, llgthningproof & anti-electrostatic.
  • Onboard resettable fuse and protection diodes, ensures the current/voltage stable outputs, provides over-current/over-voltage proof, improves shock resistance.
  • Onboard 3 LEDs for indicating the power and transceiver status.
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