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GR-3 Self-priming Centrifugal Pump

High-flow centrifugal pumps compatible with PTO systems — engineered for fire trucks, water trucks, and agricultural applications.

GR-3 Self-priming Centrifugal Pump — Compatible with PTO

VPS Equipment supplies self-priming centrifugal pumps designed to work directly with PTO-driven systems. With a 3-inch inlet and outlet, 1,500 litre/min flow rate, and pressures exceeding 180 PSI, these pumps handle demanding high-volume applications.

Built from cast iron and aluminium alloy with silicon carbide mechanical seals, the pump is rated to withstand up to 600 PSI structural load — ensuring long service life in tough field conditions. Gear-driven from the PTO at a 1:4.09 ratio, it operates at 3,900–4,000 RPM.

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High Flow Rate — 1,500 L/min Moves large volumes of water quickly — ideal for fire suppression, water truck filling, and irrigation applications.
PTO-Compatible Design Mounts directly to PTO output with gear ratio 1:4.09 — no separate engine required. Works with most truck PTOs.
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Both Left & Right Rotation Available in both left and right hand rotation to suit different truck and PTO configurations.
Product Specifications
GR-3
Inlet / Outlet Pipe 3 inches
Flow Rate 1,500 L/min
Max Pressure > 180 PSI
Power Required 30 HP
Operating Speed 3,900–4,000 RPM
Gear Ratio (PTO) 1 : 4.09
Direction of Rotation Left & Right
Dimensions (mm) 290 × 420 × 460
Weight 22 kg
VPS Aluminium Self-priming Centrifugal Water Pump
Applications

Designed for High-Demand Field Use

  • 🚗
    Water trucks & tanker vehicles
  • 🔥
    Fire trucks & fire suppression
  • 🌿
    Agriculture & irrigation systems
  • 💧
    Vacuum trucks & drainage
Our Range

Self-priming Centrifugal Pumps

VPS Red Water Pump
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VPS Aluminium Water Pump 1.5L
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GR-3 Self-priming Centrifugal Pump
Aluminium body · Self-priming · PTO compatible
VPS Water Pump 1L
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Contact us for specifications

* Specifications for unnamed models available on request — contact us for details.

Build Quality

Premium Materials Throughout

Every component is selected for durability in harsh operating environments.

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Cast Iron Body
Pump housing and front plate in cast iron for strength and corrosion resistance.
Aluminium Impeller & Casing
Lightweight aluminium impeller and casing reduces overall weight without sacrificing flow.
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Silicon Carbide Seal
Mechanical seal rated to 600 PSI — prevents leaks under sustained high-pressure operation.
Cast Iron Gear & Steel Shaft
Drive shaft and gear in steel and cast iron for reliable power transmission from PTO.

Need a Water Pump for Your Truck?

Contact our team to discuss your application, flow requirements, and compatibility with your existing PTO setup.