Analysers/ Analyzers with Built-in Thermal Printer has the feature that automated in built mixing of samples must be in instrument for complete disaggregation of erythrocytes giving accurate results. The Analysers/ Analyzers has a built—In thermal printer. The Analysers/ Analyzers has the feature of true random access with continuous loading facility. The Analysers/ Analyzers with Built-in Thermal Printer ensures through put up to 95 ESR results per hour.