Pump Sizing Calculator — Match a BBP Q-Model

Enter your required flow rate, total dynamic head, and water source depth. We return the closest Q-model match from the 9-size catalog.

Required Flow

Flow Unit

Total Dynamic Head (m)

Water Source

Recommendation based on BBP Q-series hydraulic test data. Final selection depends on NPSHa, pipe friction, and motor specification — send us your site parameters for a verified match.