3-part differential hematology analyzer is an automated laboratory machine designed to perform complete blood count (CBC) tests and analyze blood samples by differentiating white blood cells into three main groups: lymphocytes, monocytes, and granulocytes. Its open-system design allows compatibility with suitable reagents from different manufacturers, subject to the machine’s specifications and validation requirements. It is ideal for hospitals, medical laboratories, clinics, and diagnostic centres seeking fast, reliable, and efficient routine blood analysis.