Hot-selling PLC & DCS Spare Parts for Industrial Maintenance

Our company maintains a large inventory of authentic and fully tested PLC and DCS spare parts from mainstream global automation brands, which are highly inquired and ordered by system integrators and end users worldwide.

For ABB, we supply classic AC800M controller series such as PM866K01, PM861AK01 and PM851AK01, together with S800 I/O modules including CI854AK01, AO810V2, AI801 and DI814. We also carry INFI 90 DCS spare parts like INNIS21, IMMFP12 and IMDSI14 for legacy process control systems. The ABB module 5SHX2645L0002 3BHB012961R0001 is one of our frequently shipped DCS components for industrial drive and control cabinets.

For Rockwell Allen-Bradley, our hot stock covers the full Logix family, including 1756 series CompactLogix & ControlLogix modules, 1769 MicroLogix units, 1747 SLC500 series and classic 1771 PLC-5 spare parts. These Allen-Bradley PLC modules are commonly used for discrete control and factory automation retrofits.

We also provide Siemens legacy PLC and DCS spare parts from 6ES5, 6DD and 6GK series, Schneider Modicon Quantum 140 series modules, GE IC693, IC695 and IC200 PLC components, as well as Invensys Foxboro I/A Series FBM modules.

In the DCS category, we have ready stock for Honeywell TDC3000 / Experion PKS cards, Emerson DeltaV controllers and I/O modules, Yokogawa Centum CS3000 & VP series hardware, and Westinghouse OVATION system spare parts, which serve continuous process industries including chemical, power and pulp & paper.

We understand that many clients require accurate model matching for old control systems. Our technical team can support pre-sales confirmation of compatibility to prevent mismatched orders. Whether you need a single replacement card or bulk stock for multiple plant projects, we can offer flexible solutions and competitive pricing for obsolete automation hardware.

If you are looking for hard-to-find discontinued PLC or DCS spare parts for your site maintenance, feel free to send your model list to our team for availability check and quotation.