Cat Pump 231 – 2.3 GPM 1500 PSI Stainless Steel Triplex Plunger Pump
The Cat Pump 231 is a compact, industrial-duty triplex plunger pump engineered for consistent performance in demanding environments. Delivering up to 2.3 GPM at 1500 PSI, this model combines efficiency with durability, making it a reliable choice for pressure washing, fluid transfer, and process applications. Its positive displacement design ensures steady flow with minimal pulsation, even under continuous operation.
Constructed with 316 stainless steel manifolds and valve assemblies, along with solid ceramic plungers, the Cat Pump 231 is built to withstand corrosive liquids and harsh operating conditions. The pump operates at 1725 RPM and supports multiple drive configurations, including belt drive, direct drive, or flexible coupling, offering flexibility across a wide range of industrial setups.
Its compact footprint and robust construction make it ideal for applications where reliability, corrosion resistance, and long service life are critical. Whether used in cleaning systems, chemical processing, or water treatment, the Cat Pump 231 delivers dependable performance with reduced maintenance requirements.
Key Features
- Triplex plunger design for smooth, low pulsation flow
- 316 stainless steel manifolds and valve assemblies
- Solid ceramic plungers for extended wear resistance
- Operates at up to 1500 PSI pressure
- Flexible drive options: belt, clutch, or direct drive
- Compact and lightweight industrial design
Applications
- Industrial pressure washing systems
- Chemical injection and transfer
- Water treatment and filtration systems
- Reverse osmosis and desalination support
- Equipment washdown and sanitation
- Oil & gas and manufacturing processes
Specifications
- Flow Rate: 2.3 GPM (8.7 LPM)
- Maximum Pressure: 1500 PSI (103 BAR)
- Pump Speed: 1725 RPM
- Inlet Port: 1/2" NPT (F)
- Discharge Port: 3/8" NPT (F)
- Maximum Horsepower: 2.4 HP
- Maximum Fluid Temperature: 160°F (71°C)
- Material: 316 Stainless Steel
FAQ
What type of pump is the Cat Pump 231?
It is a triplex reciprocating plunger pump designed for high-pressure, low-flow industrial applications.
Is the Cat Pump 231 suitable for corrosive fluids?
Yes, its 316 stainless steel construction provides excellent resistance to corrosion and aggressive chemicals.
Can this pump be used for pressure washing systems?
Yes, it is commonly used in industrial pressure washing setups requiring consistent 1500 PSI output.
What drive options are compatible with the Cat Pump 231?
It supports belt drive, direct drive, clutch, and flexible coupling configurations.
How does a triplex plunger pump improve performance?
The triplex design reduces pulsation and increases efficiency, resulting in smoother flow and longer component life.
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