Reliability Toolkit
MTBF, MTTR & Availability Calculator
Estimate long-run inherent availability for a repairable single system with characteristic mean failure and repair times.
Engineering inputs
Results
Your calculation
Enter the inputs and select Calculate.
Uses inherent steady-state availability only; planned maintenance, logistics delays, redundancy and confidence bounds are excluded. MTBF is not design lifetime.
Model notes
Uses inherent steady-state availability only; planned maintenance, logistics delays, redundancy and confidence bounds are excluded. MTBF is not design lifetime.
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