The iSED PRO ESR analyzer delivers rapid ESR results in 20 seconds with true walk-away automation, handling up to 120 samples via hematology rack compatibility. It supports continuous feed, random access, and STAT testing, with automated QC scheduling and onboard consumable storage. Using capped EDTA tubes, it performs mixing, aspiration, and analysis without per-test disposables, ensuring efficiency. With a 100 µL aspiration volume and a strong correlation to the Westergren method, it supports reliable ESR testing.