PLC Module and DCS Module,PLC Parts, DCS Parts, DCS System, Automation Parts
Product Categories
MAIN SUPPLY:  AB, ABB, GE FANUC, Bently Nevada, Honeywell, ICS Triplex, Yokogawa, Woodward, Emerson, EPRO, Triconex, HIMA, Ovation, SIEMENS, SCHNEIDER...etc.
  • 0+

    New parts in stock

  • 0+

    exported to countries in the world

  • fast/convenient

  • SIEMENS PLC
    SIEMENS PLC
    SIEMENS PLC
    S7-200, S7-300, S7-400 Series Modules, Touch Screen, Card, Cable, Circuit Board, Variable Frequency Drive. Main Series are MOORE、6DD、6DP、S5,S7
    SIEMENS PLC
  • ALLEN BRADLEY
    ALLEN BRADLEY
    ALLEN BRADLEY
    SLC500 Series, CompactLogix Series 1769/1768,ControlLogix Series 1756/1794, PLC-5 Series 1771/1785 , 2711,2711P PanelView Touch Screen  
    ALLEN BRADLEY
  • SCHNEIDER PLC
    SCHNEIDER PLC
    SCHNEIDER PLC
    Modicon Quantum 140 Series: CPU, Network Module, Power Module, Backplane, Terminal Strip, Processor Interface
    SCHNEIDER PLC
  • ABB DCS
    ABB DCS
    ABB DCS
    I/O Module, BAILEY-INFI90 Series, DSQC Series, Teach Pendant, IGCT/IGBT  ABB DCS 800xA System/S800 ABB DCS 800xA System/S900 ABB Advant OCS/800XA  ABB H&B Freelance 2000  ABB BAILEY-INFI90/Bailey Net 90 ABB DSQC Robot Parts ABB PLC Cards and Board
    ABB DCS
  • PRO-FACE
    PRO-FACE
    PRO-FACE
    PRO-FACE
  • FESTO
    FESTO
    FESTO
    FESTO
  • YASKAWA
    YASKAWA
    YASKAWA
    YASKAWA
  • KEYENCE
    KEYENCE
    KEYENCE
    KEYENCE
  • OMRON PLC
    OMRON PLC
    OMRON PLC
    NJ/NX1P/NX1/NX7/CP/CJ1/CJ2/CS1/CPM/NSJ controller series
    OMRON PLC
  • LENZE
    LENZE
    LENZE
    LENZE
  • MITSUBISHI
    MITSUBISHI
    MITSUBISHI
    MITSUBISHI
  • GE FANUC
    GE FANUC
    GE FANUC
    GE FANUC IC693/IC695/IC697/IC698/IC200/IC660/IC670 series and Cards series IS200, IS215, DS200,DS3000/3800
    GE FANUC
  • National Instruments
    National Instruments
    National Instruments
    National Instruments
  • SMC
    SMC
    SMC
    SMC
Online Union is an excellent supplier in the automation industry
10

YEARS OF
PROFESSIONAL EXPERIENCE

Online Union Trade Co., Ltd
Online Union Trade Co., Ltd
      Online Union Trade Co., Ltd is a global distributor of automation parts, focusing on mature, popular and powerful products. We have thousands of new parts in stock, which have been exported to more than 50 countries in the world. All the products we provide are original brand-new and factory sealed. Provide customers around the world with products, quality service and sales support, as well as first-class warranty and repair options. We also have good cooperation with many experienced express companies around the world. We can ship the goods to you quickly with strong timeliness. 3S is a global distributor of automation parts, focusing on mature, popular and powerful products. We have thousands of new parts in stock, which have been exported to more than 50 countries in the world. All the products we provide are original brand-new and factory sealed. Provide customers around the world with products, quality service and sales support, as well as first-class warranty and repair options.         Main supply: Allen Bradley, ABB, Bently Nevada, GE Fanuc, ICS Triplex, Prosoft, Hima, Honeywell, Siemens, Yokogawa, Foxboro, Woodward, Emerson, Epro, Fuji,.. etc.  If you are interested in our products, please feel free to send us an inquiry. We will be waiting for your message 7*24 hours a day.   Advantageous Brand   ABB ABB DCS 800xA System/S800 I/O System, ABB DCS 800xA System/S900 I/O Series, ABB Advant OCS/800XA , ABB H&B Freelance 2000 , ABB BAILEY-INFI90/Bailey Net 90, ABB DSQC Robot Parts, ABB PLC cards and boards   Honeywell Honeywell Experion PKS ( C200 ,  C300 ), Honeywell FSC   Bently Nevada Bently Nevada  3500 Series Monitor system, Bently Nevada  3300 Series Monitor system Modules/Chassis/I/O Module,  Power Supply Module/Proximitor Sensor/ Programming Cable   GE FANUC GE IC695, IC698, GE IC694, IC697, GE IC754,  IC752 QuickPanel, GE IC660,  IC600   Seriex Six, GE IC610, IC620  Series One, GE IC692   Series 90-20, GE IS200, IS215, GE DS200, DS3000/3800   Foxboro Foxboro I/A Series System Module.Foxboro CP /Foxboro FBM , Foxboro Termination Assembly Module, Foxboro Baseplate   Triconex Triconex Rack, Triconex Power Module, Processor Module,  Input Module, Output Module, Tricon Communication Module TCM, Triconex Terminal Block, Triconex Cable   Yokogawa Yokogawa CENTUM CS 3000 R3/Yokogawa CPU Module/Power Supply Module/ I/O Module/Cards   Schneider Modicon, Quantum 140 System   HIMA CPU/Power Distribution Module/COPROCESSOR MODULE/INPUT MODULE/OUTPUT MODULE   Emerson DeltaV / EMERSON/KJ Series 2  I/O module, Terminal Block , POSITIONING SERVO DRIVE, Epro/CSI 6500 machinery health monitor /MMS6000 Measurement Modules/MMS 3000 System   Siemens MOORE, 6ES7(1,2,3,4) 6DD,  6DP,  S7,  S5 System Series  
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Hot products
There are many hot product updates every day. If you have purchase demand for relevant brands, please pay more attention to the product information updated.
Triconex 4352A
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Latest news
Update the news regularly to let us know the latest information about the industrial automation industry
Siemens Reshaps Global Industrial Landscape
Siemens Reshaps Global Industrial Landscape
Siemens Reshaps Global Industrial Landscape: AI and Digital Twin Technologies Drive a New Paradigm of Industrial Revolution   Against the backdrop of the accelerated restructuring of the global i...
29 / 04 view more
ABB Launches New Product,Accelerating the
ABB Launches New Product,Accelerating the "Green Run" ofPower Sector
With the surging wave of global environmental protection upgrades and energytransitions, the process of green transformation of power equipment is constantly accelerating. Under thejoint efforts of gr...
29 / 04 view more
Emerson's Next-Gen Dust Collector Intelligence: Dynamic Optimization for Sustainable Operations
Emerson's Next-Gen Dust Collector Intelligence: Dynamic Optimization for Sustainable Operations
FLORHAM PARK, N.J. (March 31, 2025) – Emerson unveils its breakthrough Smart Dust Collector Optimization Suite, featuring adaptive pulse-valve control and cloud-enabled predictive maintenance. T...
27 / 04 view more
"Data-Driven" Navigation: Festo Empowers the Paper Industry's Digital Transformation to Break Through and Surge Ahead
Amidst the global wave of intelligent manufacturing, the paper industry, as a traditional foundational sector, is facing an urgent need for digital transformation. On one hand, the potential risks of ...
25 / 04 view more
Schneider Electric's EcoStruxure Open Automation Platform
Schneider Electric's EcoStruxure Open Automation Platform
Schneider Electric's EcoStruxure Open Automation Platform: Leading the New Trend of Industrial Open Collaboration   In the field of industrial automation, open collaboration has emerged as a pivo...
23 / 04 view more
ABB Redefines Wind Power Standards with Breakthrough 7200A Circuit Breaker Solution
ABB Redefines Wind Power Standards with Breakthrough 7200A Circuit Breaker Solution
Industry's first complete switchgear system sets new power density benchmark for next-gen 20MW+ turbines ABB unveils a game-changing switchgear solution integrating 7200A Emax 2 air circuit breaker an...
21 / 04 view more
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