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    An AI Overview is not available for this searchCan't generate an AI overview right now. Try again later.
    AI Overview
    The Omron NX-OD5121 is a 16-point digital transistor output unit designed for the NX-series modular I/O system, often used in conjunction with NJ/NX-series machine automation controllers. It is a high-speed, compact, and reliable unit used for controlling industrial machinery through NPN-type outputs. 
    Key Specifications 
    • Output Type: NPN (Negative-Positive-Negative) transistor output.
    • Number of Outputs: 16.
    • Operating Voltage: 10.2 to 28.8 VDC (24 VDC nominal).
    • Output Current: 0.5 A per point.
    • Connection Type: Screwless Push-In Plus terminal block for fast installation.
    • Mounting: DIN Rail.
    • Width: 12 mm per unit (compact design).
    • Protection Rating: IP20. 
    Key Features 
    • High-Speed I/O: Supports synchronous I/O refreshing, allowing the unit to work in sync with the controller's control cycle for high-precision control.
    • Modularity: Part of the NX modular I/O family, connecting to NJ/NX/NY controllers via EtherCAT or Ethernet/IP Coupler Units.
    • Maintenance: Features detachable I/O terminal blocks.
    • Diagnostics: Includes LED indicators for direct diagnostics. 
    Common Applications 
    The NX-OD5121 is used in industrial automation, such as factory assembly lines, to connect with actuators, relays, and other 24 VDC NPN devices. It is particularly useful when precise, high-speed output switching is required in a small footprint. 
    Programming and Compatibility 
    • Software: Programmed within the Sysmac Studio environment (for NJ/NX controllers).
    • System Integration: Can be used with EtherCAT coupler units for distributed I/O or directly attached to an NX-series CPU unit. 
    Note: The variant NX-OD5121-1 is also available, which features a different terminal block style (usually 1-wire) but shares similar output specifications. 
    • Omron Automation NX-OD5121 PLC Expansion Module, 16 ...
      Omron NX Family of Series — NX-ID/IA/OD/OC/MD | Modular Digital I/O Unit: The NX Series is a range of modular designed units that ...
      RS – Industrial Solutions & Electronic Components
    • Omron Automation NX-OD5121-1 PLC Expansion Module, 16 ...
      Omron NX Family of Series — NX-ID/IA/OD/OC/MD | Modular Digital I/O Unit: The NX Series is a range of modular designed units that ...
      RS – Industrial Solutions & Electronic Components
    • NX-OD5121-1 - OMRON, Europe
      Specifications I/O system: NX I/O Bus Type of module: Digital I/O Number of digital inputs: 0 Digital input type: None OFF/ON dela...
      Omron Europe
    • NX-OD5121 OMRON INDUSTRIAL AUTOMATION, Digital ...
      Price for:Each. Minimum: 1. Multiple: 1. $295.12. ManufacturerOMRON INDUSTRIAL AUTOMATION. Manufacturer Part NoNX-OD5121. 06AH4044...
      Newark Electronics
    • NX-OD5121 - I-O Units (OMRON) - Southern Controls
      A wide range of digital I/O units from general purpose use to high-speed synchronous control. - I/O modules on the NX CPU Unit or ...
      Southern Controls
    • Omron NX-OD5121 Digital Output Unit OD5121 PLC ... - eBay
      Item description from the seller. The Omron NX-OD5121 Digital Output Unit OD5121 is an expansion module designed for PLCs. Made by...
      eBay
    • NX-OD5121 Omron Automation and Safety - DigiKey
      Table_title: NX-OD5121 Table_content: header: | Type | Description | row: | Type: Category | Description: Industrial Automation an...
      DigiKey
    • CX-Programmer | OMRON, Europe
      CX-Programmer, the programming software for all Omron's PLC series, is fully integrated into the CX-One software suite. CX-Program...
      Omron Europe
    • What is Omron PLC? Competitors, Complementary Techs & Usage
      Nov 25, 2025 — Omron PLCs (Programmable Logic Controllers) are industrial computers used for automating electromechanical processes, such as cont...
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    • OMRON NX-OD5121 - NX Series, Transistor Output Unit, 16 Output, NPN, 12 To 24VDC
      Short description of NX OD5121 NX-OD5121 16 Digital Outputs, Standard Speed, NPN 24 VDC, 0.5 A/Point, 4 A/NX Unit, Screwless Push-
      ElectGo
    • New Sealed OMRON Programmable Controller NX-OD5121-1 ...
      Store Categories. ... Our company is mainly engaged in industrial control PLC products, touch screen, relay, power switch, USB acc...
      eBay
    • Introduction to Omron NX and NJ PLCs
      Oct 19, 2021 — Sysmac Studio Alright, now that we've looked at Omron's lineup of motion controllers, let's have a look at the software used to pr...
      RealPars
    • OMRON PLC Module NX-OD5121-1 New In Box Expedited Ship 1PCS
      * Condition. New. A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is applicable). Packagi...
      eBay
    • Omron Automation NX-OD5121 PLC Expansion Module, 16 ...
      Omron NX Family of Series — NX-ID/IA/OD/OC/MD | Modular Digital I/O Unit: The NX Series is a range of modular designed units that ...
      RS – Industrial Solutions & Electronic Components
    • Omron Automation NX-OD5121-1 PLC Expansion Module, 16 ...
      Omron NX Family of Series — NX-ID/IA/OD/OC/MD | Modular Digital I/O Unit: The NX Series is a range of modular designed units that ...
      RS – Industrial Solutions & Electronic Components
    • NX-OD5121-1 - OMRON, Europe
      Specifications I/O system: NX I/O Bus Type of module: Digital I/O Number of digital inputs: 0 Digital input type: None OFF/ON dela...
      Omron Europe
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    NX-OD5121-1


    Omron Europe
    https://industrial.omron.eu › ... › Input and Output (I/O)
    Omron Europe
    https://industrial.omron.eu › ... › Input and Output (I/O)
    Specifications ; Number of digital outputs, 16 ; Digital output type, NPN ; Permitted voltage at output, 10.2-28.8 V ; Output current, 0.5 A ; Short-circuit ...Read more
    Missing: Programming ‎| Show results with: Programming

    Omron Automation NX-OD5121 PLC Expansion Module ...


    RS – Industrial Solutions & Electronic Components
    https://us.rs-online.com › product › nx-od5121
    RS – Industrial Solutions & Electronic Components
    https://us.rs-online.com › product › nx-od5121
    Omron Automation NX-OD5121 PLC Expansion Module, 16 Transistor Outputs, 12mm, NPN, 5-24 VDC, NX Series ; MFR Part #: NX-OD5121 ; RS Stock Number: 70884304.Read more
    $265.43 · In stock · 5.0 (1) · $37.96 delivery · 10-day returns

    Omron NX-OD5121 Digital Output Unit ...


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    The Omron NX-OD5121 Digital Output Unit OD5121 is an expansion module designed for PLCs. Made by the reputable brand Omron in China, this unit is a reliable ...
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    NX-OD5121 - I-O Units (OMRON)


    Southern Controls
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    NX-OD5121 - DC digital output slice unit - OMRON (NX-ID / IA / OD / OC / MD series) - 16I/O [16DO (16 x digital outputs (NPN; 12Vdc-24Vdc / 0.5A per point ...
    $216.70 · In stock

    NX-series Digital I/O Units User's Manual


    Omron Europe
    https://files.omron.eu › downloads › latest › manual
    Omron Europe
    https://files.omron.eu › downloads › latest › manual
    PDF
    Please read this manual and make sure you understand the functionality and performance of the NX-series Digital. I/O Unit before you attempt to use it in a ...Read more

    NX-OD5121 OMRON INDUSTRIAL AUTOMATION, Digital ...


    Newark Electronics
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    NX-OD5121. Digital Output Module, 16 O/P, 24 VDC, PNP, NX Series. Date/Lot Code. OMRON INDUSTRIAL AUTOMATION. Image is for illustrative purposes only.Read more
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    NX-OD5121 Omron Automation and Safety | PLC Modules


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    Buy now, ships today. NX-OD5121 - Output Module DIN Rail from Omron Automation and Safety. View datasheets, pricing and availability from DigiKey now!
    $272.93 · In stock · 5.0 (1) · $4.99 delivery · 30-day returns
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    CX-Programmer | OMRON, Europe


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    Web results

    NX-series I/O System


    OMRON Industrial Automation
    https://www.ia.omron.com › data_pdf › cat › nx_s...
    OMRON Industrial Automation
    https://www.ia.omron.com › data_pdf › cat › nx_s...
    PDF
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    100% NEW and Original Omron Programmable Logic Controller ...


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