Featured PLC & DCS Modules

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ABOUT COMPANY

ControlTech Supply Limited is a professional global supplier of industrial automation spare parts, specializing in PLC modules, DCS control cards, ESD control cards, turbine supervisory, vibration monitoring and asset protection system. We have serve thousands of clients in industry automation sector more than one decade. All products we provide are original brand new and factory sealed. We are specialized in providing world-reknowed brands: Allen Bradley , ABB , General Electric , Triconex , Honeywell , Bently Nevada , Schneider , Foxboro, YOKOGAWA, Emerson, Hima ,etc. 

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Service Advantage

  • Quality Assurance

    Enjoy 12 months warranty and hassle-free returns for any quality issues.

  • Swift Delivery

    Thousands of items in stock, ensuring fast delivery to meet your requirements.

  • Genuine Products

    All items are 100% original brand new, directly from manufacturers with factory packaging and seals.

  • Expert Support

    Our professional team with decades of experience in the automation industry provides technical assistance whenever you need it.

In Stock: A Vast Selection of Spare Parts

Discover our comprehensive inventory of top-quality spare parts for PLC and DCS systems, including CPUs, power supplies, I/O modules, and panel views. Our offerings cover a wide range of renowned brands such as ABB, Rockwell Automation, Allen Bradley, ICS Triplex, Prosoft, HIMA, Woodward, Yokogawa, Honeywell, Emerson DeltaV, Westinghouse Ovation, Bently Nevada, Siemens, Schneider Quanten 140CPU, GE Fanuc 90/30, 90/70, Invensys Triconex, Foxboro, and more.

Rest assured, we maintain a vast stock of over 1,000,000 PLC components, ensuring prompt availability and fast delivery. Experience the assurance of high-quality products backed by our dedicated team's commitment to excellence.

Contact us now to fulfill your spare parts requirements with ease!

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NEWS

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  • Schneider Electric Calls CIIE a “Standing Appointment With China”

    Schneider Electric Calls CIIE a “Standing Appoi...

    Shanghai — For Schneider Electric, the China International Import Expo (CIIE) is not just another trade show. It is a fixed date on the company’s calendar — a commitment it has...

    Schneider Electric Calls CIIE a “Standing Appoi...

    Shanghai — For Schneider Electric, the China International Import Expo (CIIE) is not just another trade show. It is a fixed date on the company’s calendar — a commitment it has...

  • Honeywell to Power Automation for Major UK Carbon Capture Hubs

    Honeywell to Power Automation for Major UK Carb...

    LONDON — December 4, 2025 — Honeywell (NASDAQ: HON) announced that Technip Energies picked the company to deliver integrated automation and safety technology for two of the United Kingdom’s flagship carbon...

    Honeywell to Power Automation for Major UK Carb...

    LONDON — December 4, 2025 — Honeywell (NASDAQ: HON) announced that Technip Energies picked the company to deliver integrated automation and safety technology for two of the United Kingdom’s flagship carbon...

  • ABB New Arrival List

    ABB New Arrival List

    Dear customers, We have a new batch of ABB protection relays, IEDs, and system modules, including REM620, REG615, RER620, RET615E, REB611, RED670, and a wide range of ABB I/O, CPU, communication, and...

    ABB New Arrival List

    Dear customers, We have a new batch of ABB protection relays, IEDs, and system modules, including REM620, REG615, RER620, RET615E, REB611, RED670, and a wide range of ABB I/O, CPU, communication, and...

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