Siemens 3TY1221-0A Contact Kit

Siemens 3TY1221-0A Contact Kit is a genuine replacement part for Allis-Chalmers 3TY-series contactors, cross-referenced as 24-152-000-902. Intended to replace worn or damaged contacts in compatible Siemens Allis-Chalmers control gear, it helps restore reliable switching in industrial motor-control applications. The 3TY1221-0A designation identifies the exact replacement kit within the 3TY family, enabling technicians to source the correct components for maintenance and repair. Cross-reference 24-152-000-902 is listed for procurement across authorized Siemens distributors and compatible sources. Typical uses include control panels and other equipment that rely on Allis-Chalmers 3TY contactors, where this kit is selected to support ongoing operation of the control circuit. This is a genuine Siemens part intended for use with equipment that lists 3TY1221-0A as the replacement part; verify compatibility with your model's documentation and purchase from authorized distributors. Because replacement part numbers can vary by region, the 24-152-000-902 cross-reference helps align ordering across catalogs. Since this is a maintenance item, no performance enhancements or new features are claimed beyond restoring the original contact function.