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Calculators

— Overall Equipment Effectiveness (OEE)

OEE = Availability × Performance × Quality, computed from planned production time, downtime, the ideal cycle time, and the total and good unit counts.

Solution

History

Sources:
[1] S. Nakajima, Introduction to TPM: Total Productive Maintenance. Cambridge, MA, USA: Productivity Press, 1988.
[2] R. C. Hansen, Overall Equipment Effectiveness. New York, NY, USA: Industrial Press, 2001.
[3] Specification for Definition and Measurement of Equipment Reliability, Availability, and Maintainability (RAM) and Utilization, SEMI E10, 2021; SEMI E79 for Overall Equipment Efficiency.

Reference content only — not a substitute for professional engineering judgment. Verify all values, tolerances, and specifications against current official standards before use in production or safety-critical work. Provided without warranty of accuracy or fitness for any purpose.