💧 Aquagem InverMaster IM30 VS 1.4kW Variable Speed Pool Pump

The Ultimate Energy-Saving Inverter Pump for Large Pools – Up to 80% Lower Running Costs & Whisper-Quiet Operation at Just 36dB

📋 Product Overview

The Aquagem InverMaster IM30 represents the pinnacle of modern pool pump technology, engineered specifically for larger pools between 60–90m³. This powerful 1.4kW single-phase variable speed pump harnesses cutting-edge InverSilence technology to deliver exceptional water circulation while dramatically reducing both energy consumption and noise levels.

Unlike traditional single-speed pumps that operate at full power regardless of demand, the IM30 intelligently adjusts its motor speed between 30% and 120% capacity based on real-time pool conditions. This intelligent operation translates directly into substantial energy savings – up to 80% compared to conventional pumps – whilst maintaining optimal filtration performance throughout the swimming season.

The IM30 is the flagship model in the InverMaster range, featuring a brushless DC motor with IE5 efficiency rating, full WiFi and Bluetooth connectivity, and an intuitive touchscreen controller. Whether you’re managing a large residential pool, boutique hotel facility, or commercial leisure complex, this pump delivers the perfect balance of power, efficiency, and remarkably quiet operation.

⭐ Key Features

✅ Full Inverter Technology – Automatically adjusts motor speed from 30% to 120% based on real-time pool demand, optimising energy use for every operating condition

✅ Up to 80% Energy Savings – InverSilence technology combined with IE5 brushless DC motor dramatically reduces electricity consumption compared to traditional single-speed pumps

✅ Whisper-Quiet Operation at 36dB(A) – Water-cooling system eliminates the need for noisy fans, operating up to 40 times quieter than conventional pumps for a peaceful poolside environment

✅ Powerful 30m³/h Maximum Flow Rate – High-capacity circulation handles large pools effortlessly whilst maintaining excellent performance even at higher head pressures

✅ Smart WiFi & Bluetooth Control – Full app control via the InverFlow smartphone app allows remote monitoring, scheduling, and adjustment from anywhere

✅ Intelligent Self-Priming – Automatic priming sequence up to 1500 seconds ensures reliable startup every time, with smart detection when the pump is fully primed

✅ Four Programmable Timers – Schedule up to four independent running periods daily with customisable speed or flow settings for each, maximising efficiency around your lifestyle

✅ Built-In Skimmer Mode – Automatic surface skimming cycles keep your pool pristine by preventing debris accumulation without manual intervention

✅ Saltwater Compatible – Engineered to handle salt concentrations up to 0.5% (5g/L), making it perfect for saltwater pool systems

✅ IP55 Protection Rating – Robust weatherproof construction with Class F insulation ensures reliable outdoor operation in all conditions

🔧 Technical Specifications

Specification	Details
Model	InverMaster IM30
Recommended Pool Size	60 – 90 m³
Maximum Power Input (P1)	1.40 kW
Supply Voltage	220 – 240 V / 50 – 60 Hz (Single Phase)
Current Consumption	6.2 A
Maximum Water Flow (Qmax)	30.0 m³/h
Maximum Head (Hmax)	21.0 m
Water Flow at 8m Head	29.7 m³/h
Water Flow at 10m Head	26.7 m³/h
Speed Range	30% – 120% (adjustable)
Noise Level	As low as 36 dB(A) @ 1m
Motor Type	IE5 DC Brushless
Protection Class	Class F, IP55
Ambient Temperature Range	-10°C to 42°C
Water Temperature Range	5°C – 50°C
Maximum Installation Height	2m above water level
Salt Concentration Tolerance	Up to 0.5% (5g/L)
Inlet/Outlet Size Options	48.5 / 50 / 60.3 / 63mm
Dimensions (L × W × H)	535 × 305 × 246 mm
Connectivity	WiFi, Bluetooth, RS485, Digital/Analog Inputs

💰 Usage Costs & Running Expenses

One of the most compelling reasons to choose the InverMaster IM30 is the dramatic reduction in running costs. Let’s examine exactly how much you could save.

📊 Annual Running Cost Calculation

UK Electricity Rate Used: £0.2635 per kWh (Ofgem Price Cap, Q4 2025)

Scenario 1: 🏊 Typical Residential Large Pool (Summer Season)

Usage Pattern: 8 hours daily filtration for 6 months (180 days)

Pump Type	Power	Daily Hours	Days/Year	Total kWh	Annual Cost
❌ Traditional Single-Speed 1.5kW	1.50 kW	8 hrs	180	2,160 kWh	£569.16
✅ InverMaster IM30 (Avg 50% speed)	0.70 kW	8 hrs	180	1,008 kWh	£265.61

💰 Annual Saving: £303.55

Calculation: Traditional pump at full power (1.5kW × 8 × 180 × £0.2635 = £569.16) vs IM30 running at average 50% capacity for typical filtration needs (0.70kW × 8 × 180 × £0.2635 = £265.61)

Scenario 2: ♨️ Year-Round Heated Pool / Spa Complex

Usage Pattern: 12 hours daily operation, 365 days per year

Pump Type	Power	Daily Hours	Days/Year	Total kWh	Annual Cost
❌ Traditional Single-Speed 1.5kW	1.50 kW	12 hrs	365	6,570 kWh	£1,731.20
✅ InverMaster IM30 (Avg 60% speed)	0.84 kW	12 hrs	365	3,679 kWh	£969.42

💰 Annual Saving: £761.78

Calculation: Year-round operation with IM30 averaging 60% capacity for continuous filtration (0.84kW × 12 × 365 × £0.2635 = £969.42)

Scenario 3: 🏢 Commercial Pool Facility

Usage Pattern: 16 hours daily, 365 days per year

Pump Type	Power	Daily Hours	Days/Year	Total kWh	Annual Cost
❌ Traditional Single-Speed 1.5kW	1.50 kW	16 hrs	365	8,760 kWh	£2,308.26
✅ InverMaster IM30 (Avg 65% speed)	0.91 kW	16 hrs	365	5,314 kWh	£1,400.24

💰 Annual Saving: £908.02

Calculation: Commercial operation with higher average speed (0.91kW × 16 × 365 × £0.2635 = £1,400.24)

⚡ Why Variable Speed Saves So Much

The physics of pump operation means that energy consumption increases exponentially with speed. Running a pump at 50% speed doesn’t use 50% of the energy – it uses approximately 12.5% due to the affinity laws governing pump dynamics.

The InverMaster IM30 exploits this principle by running at lower speeds for routine filtration (where maximum flow isn’t needed) and only ramping up to full power when required for backwashing or heavy-use periods. This intelligent operation is where the 80% energy savings become reality.

🎯 Real World Examples & Applications

🏊‍♂️ Large Residential Pools (60-90m³)

The IM30 is perfectly sized for substantial home pools, holiday home installations, and large garden pools. The variable speed operation means you can set lower filtration speeds during quiet periods and increase flow when the pool is in heavy use. Timer functions allow fully automated operation matching your family’s schedule – higher speeds during swimming hours, economical low-speed filtration overnight.

Typical Setup: 63mm pipework, standard sand filter, 6-8 hour daily filtration cycle during summer months. The IM30 easily handles the hydraulic demands whilst keeping energy bills remarkably low.

🏢 Boutique Hotels & Holiday Rentals

Commercial hospitality venues benefit enormously from the IM30’s combination of powerful performance and quiet operation. Guests expect crystal-clear water without being disturbed by noisy plant equipment. The WiFi connectivity allows facility managers to monitor and adjust pump operation remotely, whilst the robust IP55 construction handles continuous commercial duty.

Ideal For: Small hotels, Airbnb/holiday let properties, bed & breakfasts, and glamping sites with swimming facilities.

🌊 Water Features & Large Ornamental Ponds

The variable speed control makes the IM30 excellent for water feature applications where precise flow adjustment is essential. Unlike fixed-speed pumps that require throttling valves (wasting energy), the IM30 simply adjusts motor speed to deliver exactly the flow rate needed.

Applications: Fountain displays, waterfall features, large koi ponds, and ornamental lakes requiring circulation.

🔄 Upgrade from Older Single-Speed Pumps

If you’re currently running an ageing single-speed pump and facing expensive energy bills or noise complaints, the IM30 represents a transformative upgrade. The direct replacement typically requires only straightforward plumbing adaptations, and the energy savings begin immediately from day one.

Retrofit Benefits: Same footprint as many traditional pumps, multiple inlet/outlet size options (48.5/50/60.3/63mm), and the dramatic noise reduction often eliminates the need for expensive acoustic enclosures.

☀️ Solar & Renewable Energy Systems

The soft-start feature and variable speed operation make the IM30 particularly compatible with solar PV and battery storage systems. Unlike traditional pumps that create massive inrush currents on startup, the IM30 starts from 0 amps and ramps up smoothly. This gentler electrical demand is easier on inverters and batteries, maximising the value of your renewable energy investment.

💡 Cost Savings Examples

📍 Scenario: Replacing an Ageing 1.5kW Single-Speed Pump

Before (Old Pump):

• ❌ Power consumption: 1.5kW constant
• ❌ Running 8 hours daily, 180 days/year
• ❌ Annual electricity: 2,160 kWh
• ❌ Annual cost: £569.16

After (InverMaster IM30):

• ✅ Average power: 0.70kW (at typical 50% speed)
• ✅ Same 8 hours daily, 180 days/year
• ✅ Annual electricity: 1,008 kWh
• ✅ Annual cost: £265.61

💷 First Year Saving: £303.55

📈 5-Year Projected Saving: £1,517.75 (assuming stable energy prices)

⏱️ Payback Period: Typically 2-3 years depending on purchase price and installation costs

📍 Scenario: Commercial Leisure Facility Upgrade

A leisure centre running a traditional 1.5kW pump for 16 hours daily, 365 days per year:

Current Situation:

• ❌ Annual electricity consumption: 8,760 kWh
• ❌ Annual running cost: £2,308.26

With InverMaster IM30:

• ✅ Annual electricity consumption: 5,314 kWh (at 65% average speed)
• ✅ Annual running cost: £1,400.24

💷 Annual Saving: £908.02

📈 10-Year Projected Saving: £9,080.20

⏱️ Payback Period: Often under 18 months for commercial installations

📍 Scenario: Year-Round Heated Indoor Pool

An indoor heated pool running 12 hours daily throughout the year:

Comparison:

	Traditional Pump	InverMaster IM30
Daily operating hours	12	12
Days per year	365	365
Average power draw	1.5 kW	0.84 kW
Annual kWh	6,570 kWh	3,679 kWh
Annual cost @ £0.2635/kWh	£1,731.20	£969.42

💷 Annual Saving: £761.78

💰 Lifetime Saving (10 years): £7,617.80

Additionally, the reduced heat generation from the efficient motor means less thermal load on your heating system – providing further indirect savings on climate control costs.

📥 Downloads & Resources

📄 InverMaster Installation & Operation Manual – Comprehensive 28-page guide covering installation requirements, control panel operation, WiFi setup, external control options, troubleshooting, and maintenance procedures (PDF)

📄 InverMaster Brand Brochure – Product overview showcasing InverSilence technology, energy saving capabilities, performance curves for all models (IM20/IM25/IM30), and dimensional drawings (PDF)

🛒 Why Buy From Parts4Tubs?

✅ Specialist Pool & Spa Expertise – We understand pool equipment inside and out, providing knowledgeable advice to ensure you choose the right pump for your specific application

✅ Competitive Pricing – Direct sourcing relationships mean excellent value without compromising on genuine manufacturer-backed products

✅ UK-Based Support – Real people available to answer your technical questions before, during, and after purchase

✅ Fast UK Delivery – Stock held in the UK for rapid dispatch to get your pool system up and running quickly

✅ Full Manufacturer Warranty – Complete peace of mind with comprehensive warranty coverage on all InverMaster products

✅ Technical Documentation Included – Full access to installation manuals, specification sheets, and setup guides

🏆 Why Choose the InverMaster IM30?

✅ Proven Energy Savings – Real-world reductions of up to 80% on electricity costs compared to traditional single-speed pumps, delivering measurable return on investment

✅ Whisper-Quiet Operation – At just 36dB(A), the IM30 operates quieter than a library, eliminating noise complaints and allowing poolside relaxation without mechanical drone

✅ Intelligent Automation – AI-driven Auto Inverter mode automatically optimises performance, whilst four programmable timers and skimmer mode ensure hands-off operation

✅ Future-Proof Connectivity – Full WiFi and Bluetooth control via the InverFlow app puts complete system management in your pocket, anywhere in the world

✅ Commercial-Grade Reliability – IE5 brushless DC motor, IP55 weatherproof rating, and robust construction deliver years of dependable service with minimal maintenance

✅ Versatile Installation – Multiple inlet/outlet size options, saltwater compatibility, and extensive external control capabilities (RS485, analog, digital inputs) suit virtually any pool system configuration

✨ Summary

The Aquagem InverMaster IM30 delivers everything a demanding pool owner needs: powerful 30m³/h water circulation for large pools, dramatic energy savings of up to 80%, and remarkably quiet operation at just 36dB. With intelligent inverter technology, full smartphone control, and robust commercial-grade construction, this pump represents the smartest investment in modern pool filtration. Stop overpaying for electricity and enduring noisy pump equipment – upgrade to the InverMaster IM30 and experience the difference that cutting-edge InverSilence technology makes to both your energy bills and your poolside enjoyment.