💧 Certikin Aquaspeed AQUA151 | 1.5HP (1.1kW) Single Phase Pool Pump with 2″ Connections

Next-Generation Pool Circulation with Premium Efficiency and TUV Approved Quality for Demanding Pool Applications

📋 Product Overview

The Certikin Aquaspeed AQUA151 represents the evolution of a trusted industry favourite, combining proven hydraulic performance with modern engineering excellence. This 1.5HP (1.1kW) single-phase pump delivers powerful, reliable circulation for residential and commercial pools up to 120,000 litres, making it the ideal choice for larger domestic installations, holiday lets, small commercial facilities, and pool upgrades requiring genuine OEM quality.

Built exclusively by Certikin International with premium components including a 316-grade mechanical seal and UV-stabilised fibreglass-filled body, the AQUA151 offers the perfect balance of performance and efficiency. The hydraulically optimised impeller design maximises output whilst minimising turbulence and energy consumption, whilst the single-piece construction ensures years of dependable service in even the most demanding applications. With versatile 2″ suction and delivery connections (compatible with 1.5″ via supplied reducers), this pump integrates seamlessly into both new installations and retrofits, offering a direct replacement for older Aquaspeed models whilst maintaining the original footprint and pipework connections.

Fully compatible with salt chlorinated pools and backed by TUV approval and a comprehensive 2-year limited warranty, the AQUA151 delivers commercial-grade reliability with residential-friendly operation and maintenance requirements.

⭐ Key Features

✅ Powerful 1.5HP (1.1kW) Performance – Delivers robust circulation for pools up to 120,000 litres with flow rates up to 24m³/h at 4m head, ensuring optimal filtration, chemical distribution, and water clarity in larger residential and light commercial applications.

✅ Hydraulically Optimised Impeller Design – Precision-engineered impeller and diffuser configuration maximises hydraulic output whilst minimising energy-wasting turbulence, delivering superior flow rates with lower running costs compared to older pump designs.

✅ Premium 316-Grade Mechanical Seal – High-grade stainless steel mechanical seal resists corrosion from chlorinated and salt water, providing reliable leak-free operation and extended service life that outlasts standard seals by years.

✅ Single-Piece Fibreglass-Filled Body Construction – UV-stabilised, corrosion-resistant pump body with reinforced fibreglass construction ensures maximum structural strength and durability against weather, chemicals, and mechanical stress throughout years of outdoor service.

✅ Crystal-Clear Inspection Lid – Solid transparent pump lid enables instant visual basket inspection without disassembly, allowing you to monitor debris accumulation and maintain optimal flow with quick, tool-free maintenance checks.

✅ Quick-Connect 2″ Union System – Supplied complete with professional-grade 2″ quick unions for hassle-free installation, removal, and servicing, eliminating glued connections and enabling rapid pump maintenance or replacement in minutes rather than hours.

✅ Salt Chlorination Compatible – Fully approved for use with salt chlorinated pools, with corrosion-resistant materials throughout that withstand the aggressive environment of salt systems without premature degradation.

✅ Plug-and-Play Single Phase Operation – Standard 220/240V single-phase power (supplied with 1.5m pre-wired cable) eliminates the need for three-phase electrical infrastructure, making installation straightforward for residential and light commercial settings.

✅ Direct Retrofit Capability – Maintains the original Aquaspeed footprint and pipework connection positions, enabling seamless replacement of older models without modifying existing plumbing or pump pad installations.

✅ TUV Approved with P2 Capacitor – Independent TUV certification confirms compliance with rigorous European safety and performance standards, whilst the premium P2-rated capacitor ensures reliable starting performance and extended component life.

🔧 Technical Specifications

Specification	Detail
Model	AQUA151 Certikin Aquaspeed
Motor Power	1.5HP (1.1kW)
Voltage	220/240V 50Hz Single Phase
Motor Speed	2,850 RPM
Motor Type	IP55 Totally Enclosed Fan Cooled (TEFC)
Motor Protection	Class F Insulation with Thermal Overload Protection
Suction Connection	2″ (50mm) BSP Female Thread
Delivery Connection	2″ (50mm) BSP Female Thread
Mechanical Seal	316 High-Grade Stainless Steel
Shaft Material	316-Grade Stainless Steel
Pump Body Material	UV-Stabilised Fibreglass-Filled Composite
Capacitor Rating	P2 Rated (Single Phase)
Maximum Flowrate	24 m³/h (at 4m head)
Maximum Head	Approximately 18m
Maximum Water Temperature	50°C
Recommended Operating Temperature	0-40°C
Salt Pool Compatible	Yes (Fully Compatible)
Pre-Wired Cable Length	Approximately 1.5 metres
Pump Dimensions (L)	623mm
Weight	17kg
Carton Dimensions	68cm (L) × 29cm (W) × 35cm (H)
Warranty	2 Years Limited (1 Year on Mechanical Seal & Capacitor)
Certification	TUV Approved, CE Compliant
Manufacturer	Certikin International Ltd (UK)

💰 Usage Costs & Running Expenses

📊 Annual Running Cost Calculation

Understanding your pump’s operating costs is crucial for budgeting and comparing different models. Here’s a realistic cost analysis for the AQUA151:

Standard Residential Pool Operation:

• Power consumption: 1.1 kW
• Typical daily operation: 8 hours per day
• Seasonal operation: 180 days (May-October)
• Total annual running hours: 8 × 180 = 1,440 hours
• UK average commercial electricity rate: £0.26 per kWh (Q4 2024)

✅ AQUA151 Annual Running Cost: 1.1 kW × 1,440 hours × £0.26/kWh = £411.84 per year

💷 Daily Running Cost: £2.29 per day (during swimming season)

🏊 Real-World Usage Scenarios

📍 Scenario 1: Year-Round Commercial Installation

• Operation: 10 hours/day, 365 days/year
• Annual hours: 3,650 hours
• ✅ Annual cost: 1.1 kW × 3,650 × £0.26 = £1,043.90
• 💰 Monthly average: £86.99

📍 Scenario 2: Holiday Let/Seasonal Rental

• Operation: 12 hours/day, 150 days/year
• Annual hours: 1,800 hours
• ✅ Annual cost: 1.1 kW × 1,800 × £0.26 = £514.80
• 💰 Per season: £514.80

📍 Scenario 3: Extended Domestic Use (Heated Pool)

• Operation: 6 hours/day, 240 days/year
• Annual hours: 1,440 hours
• ✅ Annual cost: 1.1 kW × 1,440 × £0.26 = £411.84
• 💰 Per month (when operating): £51.48

⚡ Energy Efficiency Comparison

Compared to Older 1.5HP Models (Typical 1.3kW Consumption):

❌ Older pump annual cost (1,440 hours): 1.3 kW × 1,440 × £0.26 = £487.29 ✅ AQUA151 annual cost (1,440 hours): 1.1 kW × 1,440 × £0.26 = £411.84

💵 Annual Savings: £75.45 📈 3-Year Total Savings: £226.35

The hydraulically optimised impeller design delivers the same flow performance whilst consuming approximately 15% less energy than older generation pumps, meaning the energy savings alone can contribute hundreds of pounds toward the pump’s total cost of ownership over its service life.

💡 Cost Optimisation Tips

✅ Timer Control: Install a programmable timer to run the pump during off-peak hours where applicable, potentially reducing costs by 20-30% ✅ Seasonal Adjustment: Reduce runtime during cooler months when bather load is lower, maintaining water quality whilst saving energy ✅ Regular Maintenance: Clean pump basket and filter regularly to maintain optimal flow efficiency and prevent motor strain ✅ Right-Sizing: Ensure pump is correctly sized for your pool volume – oversized pumps waste energy unnecessarily

🎯 Real World Applications & Examples

🏊‍♂️ Large Residential Pools (60,000-120,000L)

Perfect for substantial family pools where reliable circulation is essential. The AQUA151’s 1.5HP output ensures complete pool turnover every 6-8 hours, maintaining crystal-clear water quality even during peak summer usage with multiple swimmers. The single-phase operation means straightforward installation without requiring three-phase electrical supply, whilst the 2″ connections handle high flow rates without restriction.

Typical Installation: Semi-inground or above-ground large family pool with sand filter and automatic chlorinator, running 8 hours daily during swimming season.

🛁 Hot Tub & Spa Circulation Systems

Ideal for larger commercial-grade spa installations requiring powerful circulation. The 316-grade mechanical seal handles the aggressive chemistry and elevated temperatures (up to 50°C maximum) found in spa environments, whilst the corrosion-resistant construction withstands continuous exposure to sanitised water. The clear pump lid enables quick debris inspection after heavy bather loads.

Typical Installation: 5-8 person commercial spa with cartridge filtration, running continuously with timer-controlled heating cycles.

🌊 Swimming Pool Service & Maintenance Companies

Service professionals appreciate the AQUA151’s quick-union design for rapid pump exchanges during service calls. The direct retrofit capability means the pump fits the footprint of older Aquaspeed models perfectly, eliminating time-consuming plumbing modifications. Genuine Certikin quality ensures reliable performance and satisfied clients, whilst the 2-year warranty provides peace of mind on installations.

Typical Installation: Service replacement on residential pools where the existing pump has failed, requiring same-day replacement to minimise customer downtime.

🏢 Small Commercial & Leisure Facilities

Suitable for smaller commercial installations including B&B pools, small hotel pools, caravan park facilities, and leisure club training pools where single-phase power is available. The robust construction and commercial-grade components handle extended daily runtimes, whilst the TUV approval meets insurance and regulatory requirements for commercial operation.

Typical Installation: Bed & breakfast with 80,000L pool, operating 10-12 hours daily throughout guest season, with automated filtration and chemical dosing.

🔄 Upgrade Replacements for Inefficient Older Pumps

An intelligent choice when replacing aging, energy-hungry pumps from the 1990s and early 2000s. The modern hydraulic design offers equivalent performance to older 2HP pumps whilst consuming 1.5HP power, delivering immediate energy savings. The improved efficiency means lower electricity bills every month, with payback periods typically under 3 years through energy savings alone.

Typical Installation: Replacing a 15-year-old 2HP pump on a 100,000L residential pool, reducing energy consumption by 25% whilst maintaining superior water quality.

💡 Cost Savings Examples

📍 Scenario: Upgrading from an Older 2HP Pump

Your Current Situation:

• Old pump: 2HP (1.5kW) consumption
• Operating schedule: 8 hours/day × 180 days/year = 1,440 hours annually
• ❌ Current annual cost: 1.5 kW × 1,440 hours × £0.26/kWh = £561.60

After Installing AQUA151:

• New pump: 1.5HP (1.1kW) consumption
• Same operating schedule: 1,440 hours annually
• ✅ New annual cost: 1.1 kW × 1,440 hours × £0.26/kWh = £411.84

💰 Annual Energy Saving: £149.76 📈 5-Year Total Saving: £748.80 ⏱️ Simple Payback Period: Under 3 years (accounting for purchase price difference vs continued operation of old pump)

📍 Scenario: Comparing Against a Standard 1.5HP Competitor

Many budget 1.5HP pumps consume 1.25-1.3kW due to less efficient motor and impeller designs:

Standard Competitor Pump (1.25kW):

• ❌ Annual cost: 1.25 kW × 1,440 × £0.26 = £468.00

Certikin AQUA151 (1.1kW):

• ✅ Annual cost: 1.1 kW × 1,440 × £0.26 = £411.84

💵 Annual Saving: £56.16 📊 Difference Over Pump Lifetime (10 years): £561.60

The premium efficiency of the Certikin hydraulic design pays dividends year after year, whilst you also benefit from superior build quality, TUV approval, UK manufacturer support, and genuine OEM components.

📍 Scenario: Commercial Operation vs Budget Alternative

Commercial leisure facility running 3,650 hours/year:

Budget 1.5HP pump (1.35kW consumption):

• ❌ Annual cost: 1.35 kW × 3,650 × £0.26 = £1,281.90
• Additional maintenance & repair costs (inferior seal/components): ~£150/year

Certikin AQUA151 (1.1kW consumption):

• ✅ Annual cost: 1.1 kW × 3,650 × £0.26 = £1,043.90
• Minimal additional costs due to premium 316 seal & robust construction: ~£50/year

💷 Total Annual Saving: £338 (energy + maintenance) 📈 3-Year Saving: £1,014

For commercial applications, the AQUA151’s combination of energy efficiency, reliability, and reduced maintenance requirements delivers compelling total cost of ownership benefits that justify the initial investment within the first operating season.

📥 Downloads & Resources

Comprehensive Product Documentation:

📄 Certikin Aquaspeed Product Brochure – Complete range overview with specifications, performance curves, and technical data for all Aquaspeed models (PDF)

📄 Aquaspeed Pump Installation & Service Manual – Comprehensive installation instructions, electrical wiring diagrams, priming procedures, maintenance schedules, and troubleshooting guide (PDF)

What’s Included:

• Electrical connection requirements and wiring diagrams (single-phase)
• Installation location guidelines and minimum clearances
• Step-by-step priming procedures
• Routine maintenance instructions and basket cleaning
• Complete troubleshooting guide for common issues
• Safety warnings and operational precautions
• Performance curves for precise flow rate calculations at various head pressures
• Winterisation and seasonal storage procedures

These manufacturer resources ensure professional installation and optimal long-term performance from your AQUA151 pump investment.

🏆 Why Choose the Certikin Aquaspeed AQUA151?

✅ Proven Engineering Heritage – Evolution of Certikin’s industry-favourite Aquaspeed platform, trusted by thousands of pool professionals across the UK for decades, now enhanced with modern efficiency and upgraded components.

✅ Genuine OEM Quality – Exclusive Certikin manufacture with premium-grade materials throughout, not a rebadged import – you’re getting authentic UK-engineered quality with full manufacturer backing and genuine spare parts availability.

✅ Superior Energy Efficiency – Hydraulically optimised design delivers market-leading performance-per-watt, consuming 15-25% less energy than older generation pumps whilst maintaining equivalent or superior flow rates.

✅ Commercial-Grade Reliability – 316-grade mechanical seal, fibreglass-reinforced body, Class F motor insulation, and IP55 protection deliver genuine commercial durability, even in demanding year-round applications and aggressive salt water environments.

✅ Hassle-Free Installation & Service – Complete with quick-connect unions, pre-wired cable, and direct retrofit dimensions, the AQUA151 installs in a fraction of the time required by pumps with glued connections or non-standard mounting patterns.

✅ Comprehensive Warranty Support – Full 2-year limited warranty backed by Certikin International, the UK’s leading pool equipment specialist, ensuring responsive support, genuine replacement parts, and professional technical assistance when you need it.

✅ Future-Proof Investment – Fits the original Aquaspeed footprint, ensuring your next pump replacement (years down the line) will also drop straight in without plumbing modifications – a detail that saves hundreds in future service costs.

🎁 Why Buy From Parts4Tubs?

✅ Authorised Certikin Dealer – We supply only genuine Certikin products with full UK manufacturer warranty and support, never grey imports or counterfeit components that void your coverage.

✅ Expert Technical Support – Our experienced team understands commercial pool equipment and can provide application-specific sizing advice, installation guidance, and troubleshooting assistance throughout your pump’s service life.

✅ Fast UK Delivery – Quick dispatch from our UK warehouse with tracked delivery options, getting your critical equipment to you when you need it, not weeks from overseas.

✅ Competitive Trade Pricing – Professional installer and maintenance company pricing structures available – contact us for volume purchase terms and trade account benefits.

✅ Complete Filtration Solutions – We supply the full range of pumps, filters, valves, and accessories you need, meaning one-stop shopping for your entire project with coordinated delivery and support.

✨ Summary

The Certikin Aquaspeed AQUA151 delivers the ideal combination of proven reliability, modern efficiency, and professional-grade construction for larger residential and light commercial pool applications. With genuine UK manufacturing, premium components including a 316-grade mechanical seal, and hydraulically optimised performance that reduces energy costs by up to £150 annually compared to older pumps, this 1.5HP workhorse represents exceptional value for pool owners and service professionals who demand dependable, long-term performance.

Backed by TUV approval, comprehensive warranty coverage, and the engineering excellence of Britain’s leading pool equipment manufacturer, the AQUA151 offers the confidence of knowing your pool’s circulation system is built to last. Whether you’re upgrading an aging pump, installing a new pool, or servicing commercial facilities, the AQUA151 delivers the performance, efficiency, and reliability that successful pool operation demands – day after day, season after season.