Pentair Booster Pump Impeller

The Pentair Booster Pump Impeller fits the new style Letro booster pumps manufactured after March 1997. Factory original Letro / Pentair replacement part.


This product the Impeller used on the Arneson A-60 Booster Pump and the older Letro Booster Pump.

Material: Black plastic. The female thread that goes on the motor is brass. Original version may be slightly different in color and material.

Inlet opening extends about 3/8″ in beyond the Impeller face shaft length. Femail threaded portion is surrounded by brass reinforced round section, 1-1/8″ in diameter and extends approximately 1/2″ in the past the Impeller face markings. Will vary make by make?

May have A02L, LAO2L, or LETRO PRODUCTS molded to the unit.


  • Closed face or open Impeller: 5 vanes. Vane opening is minuscule, approximately 3/4″ in long.
  • Outside diameter: 5-7/8 in.
  • Inside thickness at outside edge: 3/16″.
  • Front to back: 1-1/2″.
  • Inlet Inside Diameter: 15/16″.
  • Inlet outside diameter: 1-5/32″.