PB8504A201 1PH 2HP 85GPM Cast Iron Booster Pump

1 PH Cast Iron PB Booster Pumps

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PB8504A201 1PH 2HP 85GPM Cast Iron Booster Pump

SKU: 4471

Factory Fresh Warranty
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Flint & Walling Pumps and Parts

PB Booster Pump Features & Benefits


  • Pressure cleaning
  • Spray or mist systems
  • Jockey pumps
  • Booster service
  • Reverse osmosis
  • Water circulation
  • General purpose pumping

1PH 2HP 85GPM Cast Iron PB Product Specifications

  • Hertz: 60 Hz
  • Motor: 2HP
  • Rpm: 3450 RPM
  • Phase: 1 Ph (residential power)
  • Volts: 115/230
  • Flow: 85GPM
  • Impeller: Type Noryl®
  • Material: Cast Iron
  • Pump Seal: Buna Rubber
  • Inlet Size: 2" FNPT
  • Outlet Size: 2" FNPT
  • Stages (Number of impellers) 4
  • Motor Type: ODP (open drip proof) rain approved

The Flint and Walling PB booster pump is a multi-stage pump and is designed to increase water pressure from city mains or private water systems. It is suitable for various applications such as pressure cleaning, spray or mist systems, jockey pumps, booster service, reverse osmosis, water circulation, and general-purpose pumping for from water tanks with water level above pump. The pump is not made for drawing from wells, only as a water pressure boosting pump with existing incoming pressure. The pump is made of cast iron and it comes with a 1-year limited warranty. The pump has a 2HP Service Plus (exclusively manufactured in America by Flint and Walling) motor that runs at 3450 RPM and is powered by 115 or 230 volts. It comes with an Automatic, start and run overload, to ensure complete winding protection. The motor is 2HP, and the pump flow rate is 85GPM. The impeller type is Noryl®, which is a registered trademark of General Electric. Replacement cartridge assembly is available in parts and includes all necessary parts to restore pumps to like-new performance. No special tools are required.

Technical Data

Model Specification Charts

Booster Pump Specifications

Understanding Flint & Walling Model Number Codes

Pump Performance Charts

60HZ PB Performance Chart

Performance Curves

85GPM Performance Curve 

Literature and Documents

Booster Pump Quick Start Guide

Booster Pump Operating Instructions & Parts Manual

Pressure Booster Pumps Literature

Pressure Booster Pumps Features and Comparisons

Pressure Booster Pump Replacement Motors & Parts

Purchase Booster Pump Motors
Purchase Booster Pump Parts

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