PLC Module and DCS Module,PLC Parts, DCS Parts, DCS System, Automation Parts
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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

  • BENTLY NEVADA
    BENTLY NEVADA
    BENTLY NEVADA
    3300/3500 Monitor System, Module, Proximitor Sensor, Cable, Rack  Power Supply, CPU, I/O Modules
    BENTLY NEVADA
  • 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
  • HONEYWELL DCS
    HONEYWELL DCS
    HONEYWELL DCS
    Control Processor, Fault Tolerant Ethernet Bridge,Controlnet Interface, Redundancy Module, I/O Link Interface Module , PM I/O, FTA, FSC Module, UCN Board
    HONEYWELL DCS
  • 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
  • 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
  • TRICONEX
    TRICONEX
    TRICONEX
    Power Modules, Main Processor Module, Input Module, Output Module, , Tricon Rack, Tricon Communication Module TCM.
    TRICONEX
  • EMERSON DCS
    EMERSON DCS
    EMERSON DCS
    I/O module, Power module, System measurement module, Terminal block
    EMERSON DCS
  • YOKOGAWA PLC
    YOKOGAWA PLC
    YOKOGAWA PLC
    CPU, I/O Module, Power Module, Network Card, CENTUM CS 3000 R3
    YOKOGAWA PLC
  • OMRON PLC
    OMRON PLC
    OMRON PLC
    NJ/NX1P/NX1/NX7/CP/CJ1/CJ2/CS1/CPM/NSJ controller series
    OMRON PLC
  • SCHNEIDER PLC
    SCHNEIDER PLC
    SCHNEIDER PLC
    Modicon Quantum 140 Series: CPU, Network Module, Power Module, Backplane, Terminal Strip, Processor Interface
    SCHNEIDER PLC
  • 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
  • ICS TRIPLEX
    ICS TRIPLEX
    ICS TRIPLEX
    Trusted Digital Input/Output Module, T8431, T8461, T3401, T8310, T8151B
    ICS TRIPLEX
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
Introduction and Selection of Rockwell AB PLC ControlLogix PLC
Introduction and Selection of Rockwell AB PLC ControlLogix PLC
Allen Bradly PLC is a famous PLC brand, which was founded in 1903. In 1985, Rockwell acquired Allen Bradly. Since then, Allen Bradly has become an important automation brand under Rockwell.  ...
18 / 11 view more
Schneider Programmable Controller
Schneider Programmable Controller
Programmable Controller was originally called PC for short. In order to distinguish it from PC, it is called PLC for short, but it does not mean that PLC can only control logic signals. PLC is sp...
27 / 10 view more
ACS Series Frequency Converter
ACS Series Frequency Converter
  ABB inverter is a well-known inverter brand developed, produced and sold by ABB Group. It is mainly used to control and adjust the speed of three-phase AC asynchronous motor, and occupies ...
18 / 10 view more
Allen Bradley Rockwell - Touch Screen - 2711P Series
Allen Bradley Rockwell - Touch Screen - 2711P Series
AB Rockwell - Touch Screen - 2711P Series     The PanelViewPlus 7StandardE terminal is an operator interface device. They are used to monitor the devices connected to ControlLogix (5570...
07 / 10 view more
AB Rockwell ControlLogix Controller
AB Rockwell ControlLogix Controller
AB Rockwell ControlLogix Controller Features     The advantages of the ControlLogix controller are:   (1) The modular high-performance control platform can meet the requirements of sequ...
26 / 09 view more
ABB S800 I/O Series
ABB S800 I/O Series
S800 I/O Module Introduction:   S800/0-type complete distributed modular process I/O system communicates with the parent controller through standard field bus. Because of its extensive conne...
14 / 09 view more
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