WHSR503/4: The Powerful 5.7hp Hydrostar Mk4 Pump for Advanced Aquatic Systems

Introduction

As a dedicated supplier of premium pool equipment, I’m thrilled to present the WHSR503/4 Hydrostar Mk4 pump. This robust 5.7hp (4.3kW) model represents the pinnacle of commercial pool pump technology, offering exceptional performance, whisper-quiet operation, and superior efficiency for larger and more demanding aquatic installations.

Unparalleled Performance and Innovative Design

The Hydrostar Mk4 5.7hp pump is a testament to cutting-edge innovation in pool pump technology. With its redesigned shape and optimized hydraulics, this pump delivers outstanding flow rates and remarkably quiet operation, surpassing its predecessors.

Key Features:

1. Powerful 5.7hp (4.3kW) three-phase motor
2. Reshaped design for maximized hydraulic efficiency
3. Exceptionally quiet operation
4. Significantly improved flow rates
5. UV stabilized glass-filled polypropylene housing for ultimate durability
6. Clear polycarbonate strainer lid for effortless inspection

Advanced Construction

I’ve carefully selected this pump for its superior build quality and innovative features, ensuring longevity and exceptional performance in demanding commercial pool environments.

Body and Components:

• Pump housing: UV stabilized glass-filled polypropylene for excellent durability and chemical resistance
• Strainer lid: Clear polycarbonate for quick and easy visual inspection
• Impeller: Enclosed glass-filled Noryl for long-lasting reliability and efficiency
• Motor shaft: 431 stainless steel for superior corrosion resistance
• Strainer basket: Large 6-liter molded polypropylene for efficient debris collection

Powerful and Reliable Motor

The WHSR503/4 is equipped with a heavy-duty, high-performance motor, ensuring optimal energy efficiency and consistent operation under demanding conditions.

Motor Specifications:

• Power: 5.7hp (4.3kW)
• Type: Three-phase
• Protection rating: IP55 for excellent weather resistance and durability

User-Friendly Design

Understanding the importance of ease of use and maintenance in commercial settings, the Hydrostar Mk4 incorporates several user-friendly features:

1. Lid lock ring with ergonomic handles for quick, tool-free removal and replacement
2. Clear strainer lid for instant visual inspections
3. 90mm metric half union connections for versatile and straightforward installation
4. Convenient drain plugs for easy maintenance and winterization

Technical Specifications

Specification	Detail
Model	WHSR503/4
Power	5.7hp (4.3kW)
Phase	3-phase
Housing Material	UV stabilized glass-filled polypropylene
Strainer Lid	Clear polycarbonate
Impeller	Enclosed glass-filled Noryl
Motor Shaft	431 stainless steel
Strainer Basket Capacity	6 liters
Connections	90mm metric half union
Protection Rating	IP55
Special Features	Quieter operation, Improved flow rates, Tool-free lid removal

Enhanced Efficiency

The innovative reshaped design of the Hydrostar Mk4 has optimized its hydraulic efficiency, resulting in significantly improved flow rates. This means you get more performance from each watt of power, potentially reducing energy costs and improving overall system efficiency in large-scale aquatic installations.

Whisper-Quiet Operation

A standout feature of the Hydrostar Mk4 5.7hp pump is its exceptionally quiet operation, even at this higher power output. This makes it an ideal choice for noise-sensitive environments, enhancing the overall experience for pool users and staff in busy commercial settings.

Durability and Longevity

The combination of UV-stabilized glass-filled polypropylene housing, 431 stainless steel shaft, and glass-filled Noryl impeller ensures excellent resistance to chemical corrosion, UV degradation, and wear. This translates to an extended lifespan and reduced maintenance needs, even in the most demanding commercial environments.

Easy Maintenance

The clear polycarbonate strainer lid allows for instant visual inspections without the need to open the pump. When cleaning is necessary, the ergonomic lid lock ring enables tool-free access to the large 6-liter strainer basket, minimizing downtime and simplifying routine maintenance.

Conclusion

The WHSR503/4 Hydrostar Mk4 5.7hp Commercial Pump represents the cutting edge of pool pump technology. Its combination of enhanced power, improved efficiency, whisper-quiet operation, and user-friendly features makes it the ideal choice for large-scale commercial aquatic facilities. Whether you’re managing a bustling water park, an Olympic-sized pool, or a high-end resort complex, this pump is engineered to deliver superior performance with reduced noise and improved energy efficiency.

Choosing the 5.7hp Hydrostar Mk4 means investing in a pump that offers the perfect balance of high power, efficiency, and ease of use for demanding commercial applications. Experience the transformative difference that this well-engineered, innovative pump can make in your water management system, providing you with years of reliable operation, improved energy efficiency, and a noticeably quieter pool environment.

With the WHSR503/4 Hydrostar Mk4, you’re not just buying a pump – you’re investing in the latest technology that combines exceptional performance with practical features, ensuring your large-scale commercial pool operates at its absolute best while potentially reducing operating costs and noise levels. This pump sets a new standard for what you can expect from commercial pool equipment, making it an invaluable asset for any serious aquatic facility