QPT405SLT High Pressure Pump – Reliable Power for Demanding Water Transfer

Water transfer is one of the most essential tasks in construction, agriculture, municipal services, and industrial operations. From filling water tanks to supplying irrigation systems or powering large-scale dewatering, you need a pump that can deliver high pressure and consistent performance. The QPT405SLT High Pressure Pump is engineered to meet these demands with unmatched reliability and durability.

Built for contractors, farmers, and municipalities, this pump offers the perfect balance of power, efficiency, and portability. Its robust Honda engine, high-pressure design, and heavy-duty frame make it one of the most trusted high-pressure pumps in its class.

What Is the QPT405SLT High Pressure Pump?

The QPT405SLT is a high-pressure centrifugal pump designed for applications requiring strong water output at high pressure levels. Unlike standard transfer pumps that prioritize flow volume, the QPT405SLT is optimized for pressure performance, making it ideal for tasks like firefighting, irrigation, dust suppression, and water supply over long distances.

This pump features a durable cast-iron impeller and volute, heavy-duty frame, and a powerful Honda GX engine. Its ability to move large amounts of water at higher pressures sets it apart from general-purpose pumps.

Key Features of the QPT405SLT

The QPT405SLT High Pressure Pump is engineered with advanced features that make it a professional-grade solution for demanding jobs:

1. Honda GX Engine

• Equipped with a Honda GX390 gasoline engine.

• Renowned for durability, easy starting, and fuel efficiency.

• Delivers consistent horsepower for demanding pump applications.

2. High Pressure Design

• Capable of generating pressures up to 142 PSI (pounds per square inch).

• Moves water at long distances and significant elevation gains.

• Perfect for firefighting, sprinkler systems, and dust control.

3. Strong Flow Capacity

• Maximum flow rate: 580 gallons per minute (GPM).

• Combines volume with pressure for maximum versatility.

4. Durable Pump Construction

• Cast iron volute and impeller extend pump life.

• Silicon carbide mechanical seal resists wear from abrasive materials.

• Rugged steel frame with anti-vibration mounts for stability.

5. Ease of Operation

• Self-priming design after initial priming.

• Large fuel tank for extended run time.

• Heavy-duty frame with handles for transport.

Technical Specifications of the QPT405SLT

Here are the detailed specs of the QPT405SLT High Pressure Pump:

• Model: QPT405SLT

• Pump Type: High-pressure centrifugal pump

• Engine: Honda GX390 gasoline engine

• Power Output: ~11.7 HP

• Fuel Tank Capacity: 1.6 gallons (6.1 liters)

• Flow Rate: Up to 580 GPM (2,195 L/min)

• Maximum Pressure: ~142 PSI

• Maximum Head Lift: ~327 feet (100 meters)

• Suction Inlet: 4 inches (NPT)

• Discharge Outlet: 4 inches (NPT)

• Pump Material: Cast iron volute and impeller

• Mechanical Seal: Silicon carbide

• Frame: Steel roll cage with anti-vibration mounts

• Weight: ~150 lbs (68 kg)

• Applications: Firefighting, irrigation, dust suppression, tank filling, construction water supply

Benefits of the QPT405SLT

The QPT405SLT Pump offers clear advantages over standard water transfer pumps:

1. Exceptional Pressure Output

Unlike traditional pumps that only move large volumes, this pump is designed to deliver high pressure over long distances and uphill elevations.

2. Versatile Applications

From powering irrigation lines to firefighting operations, its combination of pressure and flow makes it suitable for multiple industries.

3. Durability in Harsh Environments

The cast iron impeller and volute, plus silicon carbide seals, extend pump life even in abrasive conditions.

4. Reliable Honda Power

The Honda GX390 engine is known for long service life, low maintenance, and fuel efficiency, ensuring continuous operation.

5. Portable and Rugged

Despite its size, the steel roll cage and balanced frame allow for easy transport to job sites.

Applications of the QPT405SLT High Pressure Pump

The QPT405SLT Pump is versatile and widely used in multiple industries:

• Firefighting – Portable high-pressure water delivery for rural firefighting.

• Agriculture and Irrigation – Supplies water to long irrigation lines and sprinkler systems.

• Dust Suppression – Provides pressurized water for roadwork, mining, and construction dust control.

• Municipal Services – Water transfer for hydrant supply and utility work.

• Construction – Delivers water for concrete mixing, compaction, and general job site needs.

• Flood Control – Moves large amounts of water efficiently when pressure is required.

QPT405SLT vs. Standard Transfer Pumps

To understand its advantages, let’s compare the QPT405SLT to general-purpose centrifugal pumps:

The QPT405SLT clearly outperforms standard pumps in both flow volume and pressure capability, making it suitable for professional, heavy-duty use.

Maintenance Tips for the QPT405SLT

To keep your QPT405SLT Pump running at peak performance, follow these maintenance tips:

1. Check Engine Oil Daily – Maintain proper oil levels for the Honda GX390 engine.

2. Inspect Fuel System – Ensure clean fuel and check the filter regularly.

3. Flush the Pump Casing – After use, rinse to prevent buildup of sediment.

4. Check Mechanical Seal – Inspect for leaks and replace if worn.

5. Inspect Impeller – Look for chips or cracks that can reduce performance.

6. Store Properly – Keep in a dry, sheltered location when not in use.

Why Professionals Choose the QPT405SLT

Contractors, municipalities, and agricultural operators prefer the QPT405SLT High Pressure Pump because it:

• Combines 580 GPM flow with 142 PSI pressure for unmatched performance.

• Runs on a proven Honda GX390 engine for reliability.

• Is built with durable cast iron and silicon carbide components.

• Provides versatility across multiple industries.

• Is engineered with a steel roll cage frame for rugged job site use.

It’s the pump of choice when professionals need both high pressure and high capacity.

Conclusion

The QPT405SLT High Pressure Pump is a powerhouse solution for contractors, farmers, municipalities, and emergency crews who need high-performance water transfer. With its Honda GX390 engine, 580 GPM flow rate, 142 PSI pressure capacity, and durable construction, it provides dependable results in the toughest environments.

From firefighting and irrigation to dust suppression and municipal projects, the QPT405SLT offers the versatility, durability, and power needed to handle demanding water movement tasks. For professionals who can’t afford downtime, the QPT405SLT High Pressure Pump is one of the best investments available today.