Goulds GB Booster Pump Series

Product Description

Goulds GB Booster Pump Series

Whether you need stainless steel, bronze, or cast iron, multi-stage verticals or horizontals, end suction centrifugals or submersibles, there’s a Goulds Water Technology design that’s proven itself through years of dependable service. For  booster service, liquid transfer, spray systems, water circulation, dewatering, light chemical and industrial applications, there’s a pump that’s done long time duty. Horizontal and vertical multi-stage capacities from 5 gpm to 350 gpm. Submersible capacities from 5 gpm to 500 gpm. And end suction centrifugal capacities from 4 gpm to 5000 gpm. Goulds Water Technology— a brand offering the power of experience to more than 100 nations of the world. In addition to the standard pump designs shown here, we offer specialized O.E.M. pumps designed to meet the specifications of your particular needs.


  • Maximum suction (inlet) pressure: 75 PSI.
  • Maximum Liquid Temperature: 160° F (71° C).
  • Rotation: Clockwise when viewed from motor end.
  • Maximum lift with foot valve: 10 ft., check NPSH curve.

NEMA standard 56J frame.

Open drip proof or totally enclosed fan cooled enclosures available as standard. Consult factory for otheroptions.
60 Hz, 3500 RPM. Single phase (115/230 V), three phase 208-230 (3 HP, 230 V) or three phase (208-230/460 V).
Single phase motors have built-in capacitor and overload with automatic reset.

Note: For three phase motors, Class 20 overload protection must be provided in starter unit. Starter with overloads must be ordered separately.
Order No. Description
Cast Iron Stainless HP Phase Voltage Enclosure Stages
5GBC03 5GBS03 1⁄3  1 115-230 ODP 7
5GBC05 5GBS05 ½ 9
5GBC07 5GBS07 ¾ 14
5GBC10 5GBS10 1 17
7GBC05 7GBS05 ½ 9
7GBC07 7GBS07 ¾ 13
7GBC10 7GBS10 1 16
10GBC07 10GBS07 ¾ 8
10GBC10 10GBS10 1 10
10GBC15 10GBS15 15
10GBC20 10GBS20 2 17
Order No. Description
Cast Iron Stainless HP Phase Voltage Enclosure Stages
18GBC07 18GBS07 ¾ 1 115-230* ODP 5
18GBC10 18GBS10 1 7
18GBC15 18GBS15 9
18GBC20 18GBS20 2 13
18GBC30 18GBS30 3 15
25GBC07 25GBS07 ¾ 5
25GBC10 25GBS10 1 7
25GBC15 25GBS15 9
25GBC20 25GBS20 2 10
25GBC30 25GBS30 3 14
33GBC10 33GBS10 1 5
33GBC15 33GBS15 7
33GBC20 33GBS20 2 9
33GBC30 33GBS30 3 13


  • Multi-stage Design: Provides steady, quiet, vibration free, operation.
  • Optional Stainless Steel Construction: Standard cast iron for general service or stainless for filtration applications.
  • O-ring Casing Seal: Reliable high pressure sealing with easy disassembly for maintenance or repair.
  • Impellers and Diffusers: Glass filled engineered composite material with floating impeller design. High resistance to corrosion and abrasion.
  • Bowls: 300 stainless steel rabbit lock for positive alignment with no gasket required.
  • Variable Capacity: Centrifugal pump design permits selection of flow within a range for each size.
  • Mechanical Seal: A variety of face materials and elastomers to match application needs.
  • Motors: Close coupled NEMA 56J motors in open drip proof or totally enclosed design. Single phase and three phase available. Ball bearings carry all radial and axial thrust loads. Designed for continuous operation.
  • Residential, commercial or agricultural pressure wash
  • Reverse osmosis
  • Evaporative cooling systems/misters
  • Booster Service
  • Spray systems
  • Water Circulation
  • Filtration
  • HVAC
  • General Purpose pumping
[custom-documents] [/custom-documents]
(1 review) Write a Review
  • 5
    always in stock

    Posted by Pillaz M. on Jan 22nd 2020

    Service was exceptional. Great company!

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