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Petroleum
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Impeller
Life
Calculator
Calculate raw water pump impeller replacement schedule based on usage and operating conditions
Input Parameters
Impeller Material
Neoprene
Nitrile
Polyurethane
Current Engine Hours (hrs)
Hours at Last Replacement (hrs)
Average Water Temp (°F)
Ever Run Dry?
No
Briefly (<30 sec)
Yes (>30 sec)
Calculate
Results
--
Hours Since Replacement
hrs
--
Expected Life
hrs
--
Remaining Life
hrs
--
Status
Reference
Neoprene: ~300 hrs | Nitrile: ~400 hrs | Polyurethane: ~500 hrs High water temps and dry running significantly reduce impeller life