Get in Touch with BBP

Contact Form
Pump Spec Unit Converter — Flow · Head · Power | BBP

Pump Spec Unit Converter

Cross-convert flow (GPM · L/s · m³/h), head (ft · m) and power (kW · HP) in real time. Built for engineers cross-checking AHW factory test sheets against client duty specifications.

Flow Rate

GPM
L/s
m³/h

Head

ft
m
PSI

Power

kW
HP
BHP

AHW Model Quick-Reference Table

ModelFlow (L/s)Flow (GPM)Head (m)Head (ft)Power (kW)Power (HP)
150AHW40-150634-2,3783.7-10.512-344.9-17.26.6-23.1
200AHW100-3501,585-5,5487.5-12.425-418.6-42.611.5-57.1
250AHW150-5402,378-8,5604.5-9.615-3112.4-40.916.6-54.8
300AHW-7200-5003,170-7,9252.9-5.09.5-1610.5-2814.0-37.5
300AHW-12300-8004,756-12,68011.6-19.538-6444.5-187.159.6-250.8
400AHW-7500-1,2007,925-19,0206.4-10.521-3458-125.677.7-168.4
500AHW-7600-1,5009,510-23,7756.0-9.820-3269.5-142.693.2-191.2
600AHW-5800-2,20012,680-34,8705.8-8.519-2878.4-172105.1-230.6
Conversions use standard water at 20°C density 998.2 kg/m³. For non-Newtonian fluids, slurries, or temperatures far from ambient, power and head conversions require fluid-specific correction. Ask a BBP engineer →

Conversion factors — 1 GPM = 0.06309 L/s = 0.2271 m³/h · 1 ft H₂O = 0.3048 m = 0.4335 PSI · 1 HP = 0.7457 kW