The Department of Health and Human Services, specifically the National Institutes of Health (NIH), intends to award a sole-source contract to Sysmex American, Inc. for preventative maintenance services of Sysmex XN-1000 Automated Hematology Analyzers at their Bethesda, MD facility. This firm fixed-price contract will cover a base period with the option for four additional years, ensuring the continued operational integrity of these critical diagnostic instruments used for complete blood counts in clinical research and therapy for conditions such as cancer and autoimmune diseases. The acquisition follows simplified acquisition procedures under FAR Part 13, allowing the government to engage a single source when deemed necessary, and interested parties may express their capabilities to the NIH by October 20, 2024, via email to Emeka Onyejekwe at emeka.onyejekwe@nih.gov.