BPH127 Centrifugal Pump | 4.0HP (3.0kW) – 230/400V 💧

Professional-Grade Pool & Spa Circulation for Maximum Performance and Efficiency

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📋 Product Overview

The BPH127 (FDN-127 H) is a high-performance centrifugal pump engineered for demanding commercial pool, competition pool, spa, and hot tub applications. Built with industrial-grade cast iron construction and featuring an IE3 high-efficiency motor, this 4.0HP (3.0kW) pump delivers exceptional flow rates up to 73 m³/h while maintaining whisper-quiet operation.

Designed for professional installations requiring reliable, continuous operation, the BPH127 combines robust durability with energy-saving technology. The advanced cataphoresis treatment on all water-contact surfaces provides superior corrosion resistance, making this pump suitable for both chlorinated and salt-chlorinated systems. With its self-priming design, independent strainer system, and standardized motor shaft compatibility, this pump offers unmatched versatility for pool operators seeking long-term performance and easy maintenance.

Ideal for: Large hot tubs, commercial spas, competition swimming pools, public pools, aquatic facilities, and high-volume water circulation systems requiring dependable, energy-efficient performance.

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⭐ Key Features

✅ IE3 High-Efficiency Motor – Premium efficiency rating (IE3) complies with EC Regulation 640/2009, delivering maximum performance while reducing energy consumption by up to 20% compared to standard motors

✅ Advanced Cataphoresis Protection – Long-lasting anti-corrosive treatment chemically bonds to all iron surfaces, significantly extending pump life and preventing rust formation even in harsh environments

✅ Self-Priming Operation – Automatically primes up to specified height, eliminating manual priming hassles and ensuring reliable startup every time

✅ Independent Strainer System – Large-volume cast iron strainer box with stainless steel (AISI 304) basket allows easy debris removal without disconnecting plumbing, simplifying routine maintenance

✅ Whisper-Quiet Performance – Specially engineered design minimizes operational noise, making it ideal for indoor pools, spas, and residential hot tub installations where noise levels matter

✅ Robust Cast Iron Construction – Heavy-duty cast iron body and impeller provide exceptional durability and long service life, handling continuous operation in demanding commercial environments

✅ IP55 Protection Rating – Excellent protection against dust ingress and water jets from any direction, ensuring safe operation in wet pool environments

✅ Premium Mechanical Seal – High-quality carbon + resin / ceramic mechanical seal with stainless steel AISI 316L shaft prevents leaks and ensures reliable, maintenance-free operation

✅ Standardized Motor Shaft – Universal motor shaft design enables compatibility with motors from any manufacturer worldwide, providing flexibility for repairs and replacements

✅ Dual Voltage Capability – 230/400V three-phase configuration offers installation flexibility for different electrical systems and power supplies

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🔧 Technical Specifications

Specification	Detail
Model	BPH127 (FDN-127 H)
Power Output	4.0HP (3.0kW)
Voltage	230/400V (Three-Phase)
Current Draw	10.5A @ 230V / 6.0A @ 400V
Motor Speed	1450-1500 RPM
Frequency	50Hz (60Hz available on request)
Motor Efficiency	IE3 (High Efficiency)
Protection Rating	IP55
Maximum Flow Rate	73 m³/h @ 6m head
Flow at 10m Head	55 m³/h
Flow at 14m Head	33 m³/h
Maximum Head	18 metres
Inlet Connection	DN 100 (100mm)
Outlet Connection	DN 80 (80mm)
Pump Body Material	Cast Iron (Bronze available on request)
Impeller Material	Cast Iron (Bronze available on request)
Shaft Material	Stainless Steel AISI 316L
Strainer Basket	Stainless Steel AISI 304
Mechanical Seal	Carbon + Resin / Ceramic
Fasteners	Stainless Steel AISI 304
Weight	103 kg
Surface Treatment	Cataphoresis (all water-contact parts)
Priming	Self-Priming
Certifications	CE, EC Regulation 640/2009 Compliant

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💰 Usage Costs & Running Expenses

📊 Annual Running Cost Calculation

Power Consumption: 3.0 kW
Typical Usage Pattern: 8 hours/day for 6 months (seasonal pool operation)
Annual Operating Hours: 8 hours × 180 days = 1,440 hours
Current UK Energy Rate: £0.27 per kWh (Q2 2025 average)

✅ Annual Running Cost:
3.0 kW × 1,440 hours × £0.27/kWh = £1,166.40/year

🏊 Commercial Pool Operating Scenarios

Scenario 1: Year-Round Public Pool (12 hours/day)

• Operating hours: 12 hours × 365 days = 4,380 hours/year
• Annual cost: 3.0 kW × 4,380 hours × £0.27/kWh = £3,547.80/year

Scenario 2: Hotel/Spa Pool (10 hours/day, 7 days/week)

• Operating hours: 10 hours × 365 days = 3,650 hours/year
• Annual cost: 3.0 kW × 3,650 hours × £0.27/kWh = £2,956.50/year

Scenario 3: Seasonal Outdoor Pool (8 hours/day, 6 months)

• Operating hours: 8 hours × 180 days = 1,440 hours/year
• Annual cost: 3.0 kW × 1,440 hours × £0.27/kWh = £1,166.40/year

⚡ Energy Efficiency Advantage

The BPH127’s IE3 motor rating delivers significant energy savings compared to older pump technologies:

💰 Compared to Standard IE1 Motor (20% less efficient):

• ❌ Standard IE1 motor equivalent consumption: 3.75 kW
• ❌ Annual cost (Scenario 3): £1,458.00/year
• ✅ BPH127 IE3 Savings: £291.60/year
• 💷 3-Year Savings: £874.80

💰 Compared to Older 5.5HP Pump with Same Flow:

• ❌ Older 5.5HP (4.0kW) pump annual cost: £1,555.20/year (Scenario 3)
• ✅ BPH127 Savings: £388.80/year
• 💷 5-Year Savings: £1,944.00

🔥 Hot Tub Application Costs

Typical Hot Tub Usage: 4 hours/day, year-round
Annual Hours: 4 hours × 365 days = 1,460 hours
Annual Cost: 3.0 kW × 1,460 hours × £0.27/kWh = £1,182.60/year

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🎯 Real World Examples & Applications

🏊‍♂️ Competition & Public Swimming Pools

The BPH127 is specifically designed for large-scale pool circulation where high flow rates and continuous operation are essential. With its 73 m³/h maximum flow capacity and robust cast iron construction, this pump handles the demanding requirements of competition pools, public aquatic centers, and leisure facilities. The whisper-quiet operation makes it particularly suitable for indoor pools where noise reduction is crucial for user comfort.

🛁 Commercial Hot Tubs & Spa Centers

Perfect for commercial spa installations requiring powerful circulation for multiple jets and heating systems. The independent strainer box design allows maintenance staff to clean debris without system shutdown, minimizing downtime in commercial operations. The IE3 motor ensures energy-efficient operation even during extended daily running hours typical in spa environments.

🌊 Aquatic Therapy & Rehabilitation Pools

The reliable self-priming operation and consistent flow delivery make the BPH127 ideal for therapeutic pools where water circulation must maintain precise temperature and water quality standards. The IP55 protection rating ensures safe operation in humid therapy environments.

🏢 Hotel & Resort Pool Systems

For hospitality applications where reliability and low maintenance are paramount, the BPH127’s cataphoresis-treated components resist corrosion from harsh pool chemicals, extending service intervals. The standardized motor shaft design ensures quick, worldwide availability of replacement motors if needed, crucial for minimizing guest impact during maintenance.

🔄 Upgrade from Residential to Commercial Use

When upgrading a former residential pool to commercial or semi-commercial use, the BPH127 provides the necessary flow capacity and durability for increased bather loads. The three-phase power requirement ensures professional-grade performance while the dual voltage options accommodate various facility electrical configurations.

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💡 Cost Savings Examples

📍 Scenario: Upgrading from Standard Efficiency Pump

Situation: A hotel with a pool currently using an older 4.0HP pump with standard IE1 motor efficiency, operating 10 hours daily year-round.

Current Setup:

• ❌ Old IE1 pump power: ~3.75 kW (accounting for lower efficiency)
• ❌ Annual hours: 3,650 hours
• ❌ Annual cost: 3.75 kW × 3,650 × £0.27 = £3,693.75

After Upgrading to BPH127:

• ✅ BPH127 IE3 power: 3.0 kW
• ✅ Annual hours: 3,650 hours
• ✅ Annual cost: 3.0 kW × 3,650 × £0.27 = £2,956.50

💰 Annual Savings: £737.25
💷 5-Year Savings: £3,686.25
⏱️ Typical ROI: 2-3 years (depending on installation costs)

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📍 Scenario: Replacing Oversized Pump

Situation: A leisure center currently running a 5.5HP pump that’s oversized for their actual flow requirements (similar output to BPH127 at their operating head).

Current Setup:

• ❌ Oversized 5.5HP pump power: 4.0 kW
• ❌ Annual operating: 12 hours/day × 365 days = 4,380 hours
• ❌ Annual cost: 4.0 kW × 4,380 × £0.27 = £4,730.40

After Right-Sizing with BPH127:

• ✅ BPH127 optimized power: 3.0 kW
• ✅ Same operating hours: 4,380 hours
• ✅ Annual cost: 3.0 kW × 4,380 × £0.27 = £3,547.80

💰 Annual Savings: £1,182.60
💷 3-Year Savings: £3,547.80
📈 Additional Benefits:

• Reduced motor wear from right-sized loading
• Lower maintenance costs over pump lifespan
• Quieter operation improving facility environment

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📍 Scenario: Multiple Pump Installation

Situation: An aquatic facility planning to install pumps for three separate pools, considering total lifecycle costs.

Standard Motor Option (3 × IE1 pumps):

• ❌ Per pump annual cost: £1,458 (8 hours/day seasonal)
• ❌ Total annual cost for 3 pumps: £4,374
• ❌ 10-year operational cost: £43,740

BPH127 IE3 Option (3 × BPH127):

• ✅ Per pump annual cost: £1,166.40
• ✅ Total annual cost for 3 pumps: £3,499.20
• ✅ 10-year operational cost: £34,992

💰 Annual Savings: £874.80
💷 10-Year Savings: £8,748
📊 Additional Value:

• Extended pump life from superior construction
• Reduced maintenance due to cataphoresis protection
• Standardized parts inventory across facility

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📥 Downloads & Resources

📄 BPH Series Installation & Operating Manual – Complete technical documentation with installation procedures, electrical connections, maintenance schedules, troubleshooting guide, and safety information (PDF)

📄 BP1500 Series Technical Manual – Detailed technical reference covering pump series specifications, hydraulic performance curves, dimensional drawings, and parts diagrams (PDF)

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🏆 Why Choose the BPH127?

✅ Superior Energy Efficiency – IE3 motor rating delivers up to 20% energy savings compared to standard motors, significantly reducing long-term operating costs and environmental impact

✅ Exceptional Durability – Cataphoresis-treated cast iron construction resists corrosion far better than painted surfaces, ensuring decades of reliable service even in chemically harsh pool environments

✅ Minimal Maintenance Requirements – Independent strainer design, high-quality mechanical seals, and corrosion-resistant materials mean less downtime and lower maintenance costs over the pump’s lifetime

✅ Proven Commercial Performance – Specifically engineered for demanding public pool, competition, and spa applications where reliability and continuous operation are non-negotiable

✅ Worldwide Service Support – Standardized motor shaft ensures replacement parts availability globally, reducing downtime risk and providing peace of mind for facility managers

✅ Future-Proof Investment – Compliance with current EC efficiency regulations means this pump meets modern environmental standards, protecting against future regulatory changes

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Why Buy From Parts4tubs? 🛒

✅ Specialist Pool & Spa Expertise – We focus exclusively on pool and hot tub equipment, ensuring expert product knowledge and application support

✅ Competitive Trade Pricing – Direct relationships with manufacturers like Certikin mean we offer professional-grade equipment at competitive prices

✅ Fast UK Delivery – Efficient logistics network ensures your pump arrives quickly, minimizing project delays

✅ Technical Support Available – Our knowledgeable team can help with product selection, installation guidance, and troubleshooting assistance

✅ Quality Assurance – We supply genuine manufacturer equipment with full warranties, never inferior substitutes

✅ Comprehensive Documentation – Complete installation manuals, technical datasheets, and support materials included with every pump

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✨ Summary

The BPH127 represents the professional standard in commercial pool and spa circulation pumps. Combining robust cast iron construction with IE3 energy-efficient motor technology, this 4.0HP centrifugal pump delivers exceptional performance while reducing operational costs. The advanced cataphoresis corrosion protection, independent strainer system, and self-priming design ensure reliable operation with minimal maintenance requirements. Whether you’re operating a competition pool, commercial spa, or large hot tub facility, the BPH127 provides the power, efficiency, and durability needed for continuous, trouble-free service. With proven energy savings of £300-£1,100+ annually compared to older pumps, the BPH127 is an investment that pays dividends through reduced electricity bills and extended service life.

Ready to upgrade to professional-grade performance? The BPH127 delivers the reliability and efficiency your facility deserves.