Explore OrderECM's Controls & Modules collection for heavy-duty electronic control units, transmission control modules, generator control modules, display panels, chassis control modules, wiring harnesses, and industrial machine controllers. This collection is built for customers searching for reliable replacement control parts for diesel engines, generators, construction equipment, marine systems, trucks, and industrial applications.

Our available controls and modules include selected units for Caterpillar, Cummins, Perkins, Allison, International, GM, and other equipment platforms. Products in this collection may include generator control modules, marine display modules, transmission control units, electronic chassis control modules, engine wiring harnesses, Heinzmann control units, and machine-specific control assemblies.

Each listing includes key part numbers and application details where available, such as Cummins 2871202, Cummins 4054322, Allison 29551869, International 3833155C2, Caterpillar 512-5720, and other control-module references. For best fitment, please share your old part number, product label, machine model, engine serial number, or equipment details before ordering so our team can help confirm compatibility.

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365-day replacement warranty · Free worldwide shipping · 50Hz and 60Hz variants available