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Front of RS485 to UART Signal Adapter with Industry Isolation, green pins and black connector.-DFRobot product sku:DFR0845 image.
Front of active isolated RS485 to UART adapter module with USB connector and protection circuits.
Front of active isolated RS485 to UART adapter module with labeled ports and logo.
Front of active isolated RS485 to UART signal adapter module with green circuit board and two wires.
Front of green terminal block with RS485 to UART isolation adapter and industry signal isolation module
Front of active RS485 to UART isolation module with visible pins and text LJ2201
Gravity: Active Isolated RS485 to UART Signal Adapter Module_6
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Gravity: Active Isolated RS485 to UART Signal Adapter Module

$19.90
SKU: DFR0845
Volume Discount
  • $19.40 3+ items
  • $19.00 5+ items
  • $18.40 10+ items
An isolated RS485 to UART signal transfer module with power isolation and TVS protection, offering fast, stable communication for industrial sensors and control equipment.
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    IntroductionFeaturesApplicationsSpecificationShipping List Documents Resource Review

    Introduction

    This active, isolated RS485 to UART signal transfer module comes with protection circuits such as power isolation and TVS.

    Compatible with most main controllers, it has the characteristics of fast communication speed, stable and reliable performance, high safety, etc.

    It can be applied to various industrial sensors, industrial control equipment or applications that require RS485 signal conversion.

    Connect with Arduino Board


    Connection Diagram (Use serial port to read sensor data)

    Board Overview

    Features

  • Fast communication speed
  • Stable and reliable performance
  • High safety

    • Applications

  • Industrial sensors
  • Industrial control equipment
  • Applications that require RS485 signal conversion

    • Specification

  • Power Supply Voltage: 3.3~5V
  • Communication baud rate up to 1M bps
  • Up to 12V-2W power output (output current is about 160mA)
  • Isolation voltage 3000 VDC
  • Bus electrostatic protection capacity is up to 15kV
  • 1/8 unit load, bus load capacity up to 256 nodes
  • Bus fail protection and bus drive short circuit protection
  • Operating temperature range: -40℃ to +105℃

    • Shipping List

  • Gravity: Active Isolated RS485 to UART Signal Adapter Module x1
  • Gravity-4pin UART Cable x1

    • Documents

    Resource

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    Review

    Pauli.Hakala Jun 07, 2026

    Good product to start with and continue futher

    Jennifer.Roman Sep 09, 2025

    excellent quality, will order again.

    Simon.Holden Aug 27, 2025

    Reliable signal conversion, easy Gravity connector system. Solved my communication issues immediately.

    More
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    Gravity: Active Isolated RS485 to UART Signal Adapter Module
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