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  • rs232/422/485 to tcp ip three-in-one serial port server rs485 to ethernet converter modbus rtu to modbus tcp serial to ethernet
  • rs232/422/485 to tcp ip three-in-one serial port server rs485 to ethernet converter modbus rtu to modbus tcp serial to ethernet
  • rs232/422/485 to tcp ip three-in-one serial port server rs485 to ethernet converter modbus rtu to modbus tcp serial to ethernet
  • rs232/422/485 to tcp ip three-in-one serial port server rs485 to ethernet converter modbus rtu to modbus tcp serial to ethernet
  • rs232/422/485 to tcp ip three-in-one serial port server rs485 to ethernet converter modbus rtu to modbus tcp serial to ethernet
  • rs232/422/485 to tcp ip three-in-one serial port server rs485 to ethernet converter modbus rtu to modbus tcp serial to ethernet
rs232/422/485 to tcp ip three-in-one serial port server rs485 to ethernet converter modbus rtu to modbus tcp serial to ethernet

rs232/422/485 to tcp ip three-in-one serial port server rs485 to ethernet converter modbus rtu to modbus tcp serial to ethernet

  • 2 - 299 Pieces
    $37.96
  • 300 - 499 Pieces
    $30.37
  • >= 500 Pieces
    $27.84

Customization:

Customized logo(Min.Order: 300 pieces)
Customized packaging(Min.Order: 300 pieces)
Graphic customization(Min.Order: 300 pieces)

rs232/422/485 to tcp ip three-in-one serial port server rs485 to ethernet converter modbus rtu to modbus tcp serial to ethernet

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Protocol Conversion: Converts RS232, RS422, and RS485 serial signals to TCP/IP, enabling seamless integration of legacy serial devices into modern network environments.
  • Modbus Compatibility: Supports Modbus RTU to Modbus TCP protocol conversion, ensuring compatibility with industrial automation systems and IoT networks.

Key features

  • 1. Corrosion-Resistant Metal Construction

  • With a durable metal body, ensure reliable operation in harsh industrial environments while resisting corrosion and physical wear.

  • 2. User-Friendly Design with Clear Port Labeling

  • With clearly labeled ports and wall/rack mounting options, simplify installation and maintenance compared to competitors with complex setups*.

  • 3. Real-Time Protocol Conversion for Seamless Integration

  • With support for RS232/RS422/RS485 to TCP/IP conversion and Modbus RTU to Modbus TCP compatibility, enable real-time communication between legacy serial devices and modern network systems.

  • 4. Versatile Scenario Adaptability

  • Designed for both industrial automation (e.g., factory sensors) and commercial network setups, supporting 24/7 operation in diverse environments*.

  • 5. EU Compliance and Environmental Certifications

  • With CE certification and EU EPR compliance (France/Germany), meet stringent safety and environmental regulations for seamless deployment in European markets.

Product details

rs232/422/485 to tcp ip three-in-one serial port server rs485 to ethernet converter modbus rtu to modbus tcp serial to ethernet

The DTECH three-in-one serial port server seamlessly converts RS232/RS422/RS485 signals to TCP/IP, enabling legacy serial devices to integrate into modern network environments. Designed with industrial durability and compliance certifications, it offers versatile connectivity solutions for automation, IoT, and industrial control systems.

Technical specifications

FeatureSpecificationBenefit
Triple RS Protocol SupportRS232/RS422/RS485 to TCP/IP conversion with Modbus RTU to Modbus TCP capabilitySupports diverse serial devices in a single unit, eliminating the need for multiple converters.
Rackmount DesignCompact form factor with mounting holes for rack or wall installationSimplifies deployment in space-constrained industrial or office environments.
CertificationsCE, EPR France Packing, EPR Germany Packing, EPR Germany WEEEEnsures compliance with EU safety and environmental regulations for global deployment.
Material ConstructionDurable metal casing with industrial-grade componentsWithstands harsh conditions, including temperature fluctuations and physical stress.
Power SupplyUniversal 100-240V input with auto-switching voltageFlexible power compatibility for worldwide use.

Customization guide

Adjustable parameters include:

  • Port Configuration: Customize RS232/422/485 port ratios based on application needs.
  • Network Settings: Tailor IP addresses, subnet masks, and Modbus protocol configurations.
  • Security Options: Enable/disable encryption or firewall features for varying security requirements.

Get inspired

With DTECH’s triple protocol support, you can connect industrial sensors, HVAC systems, or PLCs to Ethernet networks effortlessly. Its rugged design ensures reliability in factories, while certifications simplify compliance for global deployments.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Protocol SupportRS232/RS422/RS485+ Modbus TCP Gateway+ Full Modbus RTU/TCP Bridge
Bandwidth10/100 Mbps100 Mbps (QoS-enabled)1 Gbps (+10x faster)
Security FeaturesBasic IP filteringAES-128 EncryptionAES-256 + Firewall
Temperature Range0°C to 50°C-10°C to 60°C-20°C to 70°C

Supplier's note

  1. Technical Breakthroughs:

    • The Pro model’s 1 Gbps Ethernet enables 10x faster data transfer than the Base, ideal for real-time industrial IoT applications.
    • AES-256 encryption in the Pro ensures secure communication in sensitive environments like smart grids.
    • Triple protocol support eliminates the need for multiple converters, reducing costs by up to 40% in multi-protocol setups.
  2. Optimal Version Selection:

    • Base Model: Suitable for basic serial-to-network needs (e.g., small-scale HVAC systems).
    • Advanced Model: Ideal for industrial automation requiring Modbus TCP and enhanced security (e.g., factory PLC networks).
    • Pro Model: Designed for high-demand scenarios like oil refineries or smart manufacturing, where extreme temperatures and ultra-fast data transfer are critical.

With the Pro’s -20°C to 70°C operating range, you can deploy it in harsh outdoor environments. Pair its AES-256 encryption with 1 Gbps bandwidth to create a secure, high-speed backbone for industrial IoT ecosystems.

Frequently asked questions

  • Which three-in-one serial server is best for integrating RS232/RS485/RS422 devices into an IP network?

  • How do I ensure reliable operation of a serial-to-ethernet converter in harsh industrial environments?

  • Is the DTECH serial server certified for EU compliance?

  • Can this serial port server customize port configurations for specific protocols?

  • Does the RS485 to Ethernet converter support Modbus RTU to Modbus TCP conversion?

  • How easy is it to install the three-in-one serial server in a rack or wall-mounted setup?

  • Will this serial-to-ethernet converter work with existing network systems?

  • What power options are available for the RS232/422/485 to TCP/IP converter?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Protocol SupportIndustrial Automation, IoT Deployments▲▲ 3 Serial Protocols (RS232/RS422/RS485)▲▲
Industry: 1-2 protocols
Supports mixed-device environments (e.g., sensors + controllers)Higher cost for multi-protocol capability compared to basic models
Network IntegrationSCADA Systems, Smart FactoriesModbus RTU → TCP Conversion
Industry: Basic TCP/IP only
Enables direct integration with Modbus-based legacy systemsBase version lacks advanced protocol conversion for complex setups
Port DensityData Centers, High-Connectivity Hubs8 Serial Ports
Industry: 2-4 ports
Handles large-scale device networks (e.g., 8 sensors in a smart grid)Larger physical footprint for Advanced models
CertificationsEU Compliance-Driven Markets4 Certifications
Industry: CE only
Meets EPR France/Germany and WEEE regulations for seamless EU deploymentBase version may require retrofitting for Germany-specific compliance
Noise LevelOffice Environments, Healthcare30 dBA (Library-Quiet)
Industry: 40+ dBA
Ideal for noise-sensitive spaces (e.g., hospitals)Advanced cooling fans may add cost
Power SupplyGlobal DeploymentsPoE + 100-240V
Industry: 110V only
Universal voltage + PoE for flexible installation (e.g., remote sites)PoE requires compatible infrastructure

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