[MTBF Calculator]
Calculate Mean Time Between Failures
Enter your operating time, failure count, and repair hours to measure equipment reliability. See MTBF, MTTR, availability, and failure rate instantly.
Operating Data
hours
hours
Reliability Results
Availability
98.0%
MTBF
400.0hrs
MTTR
8.0hrs
Failure Rate
2.50per 1k hrs
MTBF : MTTR
50.0ratio
Availability Breakdown
Uptime98.0
Downtime2.0
Availability
Availability
98.0%
Availability Benchmarks
97%+
Excellent
90-97%
Good
80-90%
Fair
<80%
Needs Work
How MTBF Works
Availability = MTBF / (MTBF + MTTR)
MTBF
Total Operating Time
Number of Failures
MTTR
Total Repair Time
Number of Failures
Failure Rate
Failures × 1,000
Operating Time
[Track Reliability]
Monitor MTBF and MTTR Across Every Machine Automatically.
WorkCell logs every failure and repair in real time so you can track reliability trends, spot degrading equipment early, and prove the impact of your maintenance programs.