Goulds 3ST1G9F4 NPE Stainless Steel Centrifugal Pump
The Goulds 3ST1G9F4 NPE stainless steel centrifugal pump is engineered for demanding industrial and commercial fluid handling applications. Built with high-grade 316 stainless steel wetted components, this close-coupled end suction pump delivers excellent corrosion resistance and long service life in challenging environments. Its efficient hydraulic design supports consistent performance in water circulation, boosting, and transfer systems.
Powered by a 2HP motor configuration, the pump is designed for reliability and continuous duty operation. The compact close-coupled structure reduces installation space requirements while simplifying maintenance. With its robust construction and precision engineering, the Goulds NPE series is widely trusted in water systems requiring stable flow, high efficiency, and durability under pressure.
Ideal for industrial water systems, HVAC circulation, filtration processes, and general fluid transfer, the 3ST1G9F4 model balances performance with operational efficiency, making it a versatile solution across multiple industries.
Key Features
- 316L stainless steel wetted construction for corrosion resistance
- Close-coupled design for compact installation and easy maintenance
- High-efficiency enclosed impeller for optimal hydraulic performance
- Mechanical seal with carbon, silicon carbide, and Viton components
- Continuous duty rated motor for industrial reliability
- Centerline discharge and suction for stable operation
Applications
- Industrial water circulation systems
- HVAC heating and cooling loops
- Booster pump systems
- Filtration and reverse osmosis systems
- Chemical and process water transfer
- Spray and cleaning systems
- OEM industrial equipment integration
Specifications
- Model: 3ST1G9F4
- Series: Goulds NPE Stainless Steel
- Pump Type: End suction centrifugal pump
- Material: 316 stainless steel wetted parts
- Motor: 2 HP, three-phase (208–230/460V)
- Max Flow: up to 170 GPM
- Max Head: up to 150 ft
- Max Pressure: 125 PSIG
- Suction: 2" NPT
- Discharge: 1-1/2" NPT
- Speed: 3500 RPM
- Seal Type: Carbon / Silicon Carbide / Viton
FAQ
Q1: What type of applications is the Goulds 3ST1G9F4 used for?
It is used in industrial water systems, HVAC circulation, filtration, and general fluid transfer applications.
Q2: Is this pump suitable for corrosive environments?
Yes, the 316 stainless steel construction provides strong resistance to corrosion and chemical exposure.
Q3: What makes the NPE series efficient?
The enclosed impeller design and precision hydraulics help maintain high efficiency over long operating cycles.
Q4: Can this pump run continuously?
Yes, it is designed for continuous-duty industrial operation.
Q5: What kind of maintenance does it require?
Routine seal inspection and standard centrifugal pump maintenance are typically sufficient.
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