Sizing Tools
Diaphragm Pump Tank Sizing Calculator
Use the calculator below to determine the minimum tank volume required for your system based on your pump’s flow rate, run time, and pressure range.
This sizing calculator is for standard size pumps with GPM capacity between 2 1/2 and 30 gallons.
Pump GPM: Capacity between 2 1/2 and 30 gallons.
Minimum Run Time (minutes): 1 minute, 1-1/2 minutes, or 2 minutes from start-up
Pump Start-Up / Shut-Off Pressure Range (PSI): 20-40 psi, 30-50 psi, or 40-60 psi