Goulds GIS / GISO Series End Suction Centrifugal Pumps
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Goulds GIS / GISO Series End Suction Centrifugal Pumps
Goulds GIS / GISO Series ISO End Suction Centrifugal Pumps – flexible, efficient and highly versatile – available from your local Irrigear® Independent Experts.
The single stage end suction pump has been designed with latest CAD (Computer Aided Design) and CFD (Computational Fluid Dynamics) and is accordance with the international standard ISO2858.
Designed for non-combustible, low viscosity liquids, free of solids, abrasive materials and fibres. Various liquid chemical compositions are capable of being pumped through the use of a variety of construction materials and seal options:
- Design versions:
Goulds GIS – stub shaft series suitable for direct attachment.
Goulds GISO – frame mount series suitable for long coupled. - Pump Casing: highly efficient volute type casing. Back pull-out design provides easy maintenance without disturbing the pipe work.
- Impeller: fully enclosed, designed for maximum efficiency and balanced for minimum vibration.
- Shaft: heavy-duty stainless-steel shaft for minimum deflection at high speed. The taper mount with keyed impeller provides positive locking and easy removal during servicing.
- Shaft Seal: mechanical type with excellent sealing performance.
- Bearing: high-quality oversize bearings grease lubricated for general service.
Advice. Products. Solutions. Australia-wide. Locally source and buy Goulds ISO Series End Suction Centrifugal Pumps from the leaders in pumping, irrigation, filtration, water and fluid management – Irrigear® Independent Experts.
The highly efficient and flexible design makes the Goulds GIS /GISO Series pump suitable for a wide range of applications:
- Water distribution & supply
- Irrigation
- Water transfer
- Water pressure boosting
- Refrigeration & HVAC air-conditioning applications
- Mechanical services
- Fire services

Goulds GIS / GISO Series
Detailed Product Information
- Delivery: up to 900m3/h
- Head: up to 160m
- Power supply: three-phase and single-phase 50 and 60 Hz
- Power: 3kW to 90kW
- Maximum operating pressure: 16bar
- Temperature of pumped liquid: -15°C to 140°C (with seal upgrade)
- Insulation class: 155 (F)
- Protection: IP55
- Closed impeller: No Solids
- Liquids with suspended solids: Not recommended.
Goulds GIS / GISO Series
Technical Data: Materials
The Goulds ISO series comes with cast iron casing wet end, SS304 impeller and wear rings and SS420 shaft as standard. In order to suit a wider range of applications, the ISO series of pump casing are also available in the following materials:
• EN-GJL-250 (Cast Iron)
• EN-GJS-450-10 (Ductile Iron)
• EN 1.4301 / AISI 304 (Stainless Steel 304)
• EN 1.4401 / AISI 316 (Stainless Steel 316)
• EN 1.4462 / UNS S32205 (Duplex 2205)
- Pump body: Cast Iron
- Impeller: Stainless
- Shaft: Stainless Steel
- Wear rings: Stainless Steel
- Other material options available on request

Delivering Pumping Solutions
Brown Brothers Engineers (BBEA) is the sole distributor in Australian Capital Territory (ACT), New South Wales (NSW), Queensland (QLD), Tasmania (TAS) and Victoria (VIC) for some of the world’s leading brand pumps, including Lowara, Hydrovar, Goulds Water Technology, DG FLOW, Layne Bowler, Speroni, Hitachi, and Saer. We also stock a selection of Flygt pumps.
Branches: Brisbane (QLD), Sydney (NSW) and Melbourne (VIC).
Available from your local Irrigear® Independent Experts. Find out more about the complete range of Goulds GIS / GISO Series ISO End Suction Centrifugal Pumps and other great solutions!
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