4.5 GPM Triplex Pump

CAT Pumps model 45 is a triplex plunger pump with a 304 stainless steel housing, solid ceramic plungers, and a forged brass manifold that is strong and corrosion-resistant. CAT triplex pumps are precisely engineered and designed for smoother liquid flow, extended life, and unmatched durability -even at higher pressures.

This triplex model includes 1/2" female NPT inlet ports and 3/8" female NPT outlet ports. CAT Pump 45 is a strong, lightweight, high-efficiency triplex pump that is perfect for car wash systems, desalination, chemical injection, and more!

Specifications:

• 4.5 GPM maximum flow rate
• 3500 PSI maximum pressure rating
• 1645 RPM maximum pump speed
• 160° Fahrenheit maximum liquid temperature
• Bore: .630" (16 millimeter)
• Stroke: .708" (18 millimeter)
• Crankcase Capacity: 18 oz.
• 1/2" NPTF inlet ports (2)
• 3/8" NPTF discharge ports (2)

Dimension:

• 11.99" X 8.54" X 5.5"

FEATURES:

Superior Design:

• Triplex plunger design gives smoother liquid flow.
• V-Packings are completely lubricated and cooled by the liquid being pumped.
• Lubricated Lo-Pressure seals provide double protection against external leakage.
• Oil bath crankcase assures optimum lubrication.
• Close tolerance concentricity of the ceramic plunger maximizes seal life.
• Please note that this pump does NOT come with oil - find authentic CAT Pumps Oil here.

Quality Materials:

• Precision design 304 stainless steel valves and seats are hardened and polished for ultimate seating and
• extended valve life.
• Forged brass manifold for strength and corrosion resistance.
• Special concentric, high-density, polished, solid ceramic plungers provide a true wear surface and extended seal life.
• Specially formulated, CAT PUMP exclusive, V-Packings offer unmatched performance and seal life.
• Die-cast aluminum crankcase provides high strength, minimum weight, and precision tolerance control.
• Chrome-moly crankshaft gives unmatched strength and surface hardness. 
• Oversized crankshaft bearings with greater loading capacity mean longer bearing life.

Easy Maintenance:

• Wet-end easily serviced without entering the crankcase. 
• Valve assemblies are accessible without disturbing piping.
• Interchangeable inlet and discharge valve assemblies.
• Preset seals require no packing adjustment.

Triplex Plunger Pump Applications:

• Car Washes
• Hydrostatic Pressure Testing
• Desalination
• Chemical Injection
• Industrial Machine Part Cooling
• Fire Suppression

Other Versions of this Pump Model:

• 45G1 (with Gearbox) 
• 45RS (Reverse Shaft)