BWT Pearl HPT Heat Pump Series
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BWT Pearl HPT Pool Heat Pump Series
Top-discharge inverter heating for all pool sizes
The BWT Pearl HPT Heat Pump Series delivers efficient, reliable heating for residential pools up to 105m². With inverter control, low-noise operation, and three performance modes (Eco, Smart, and Boost), these units adapt to your climate and usage needs. Top-discharge airflow is ideal for compact installations, and the ABS casing resists UV damage for long-term durability.
The HPT range includes models from 9.5 kW to 20.1 kW, all using R32 refrigerant and 2D Full DC inverter compressors for optimal energy efficiency. Professional installation is required for warranty and performance assurance.
- Inverter-driven with ECO, SMART, and BOOST operating modes
- Top-discharge airflow for efficient space usage
- Quiet operation from 19–32 dB(A) at 10 metres
- ABS casing with UV resistance for harsh environments
- Energy-efficient R32 refrigerant and Full DC technology
All BWT Pearl HPT Heat Pumps include a 3-year warranty on parts and labour, a 5-year warranty on the compressor, and a 25-year warranty on the heat exchanger. Warranty support is provided by BWT’s official Australian distributor and local service agents.
Warranty valid with certified installation and compliance with maintenance guidelines.
| Model | Recommended Pool Size (litres) |
Heating Capacity (MAX Mode) |
COP (MAX Mode) |
Noise Level (dBA @10m) |
Power Input (MAX Mode) |
Electrical Connection |
Dimensions (mm) |
Net Weight (kg) |
|---|---|---|---|---|---|---|---|---|
| HPT 9 | 35,000–45,000 | 9.5 kW | 6.3 | 19–28 | 1.9 kW | 10A (C10) | 680 × 775 | 45 |
| HPT 12 | 45,000–55,000 | 12.8 kW | 6.2 | 20–29 | 2.6 kW | 16A (C16) | 680 × 775 | 47 |
| HPT 15 | 55,000–70,000 | 15.3 kW | 6.3 | 21–30 | 2.9 kW | 20A (C20) | 680 × 775 | 49 |
| HPT 18 | 70,000–85,000 | 18.2 kW | 6.2 | 22–31 | 3.8 kW | 25A (C25) | 680 × 775 | 57 |
| HPT 20 | 85,000–105,000 | 20.1 kW | 6.1 | 23–32 | 4.2 kW | 32A (C32) | 680 × 775 | 59 |
*Data sourced from official BWT brochure. Performance values based on Air 26°C, Water 26°C, and 80% humidity.
Q1. Can I install the BWT Pearl HPT Heat Pump myself?
No. Certified pool technician and licensed electrician installation is required. DIY installation voids warranty and may lead to safety issues.
Q2. How do I choose the right HPT model?
Refer to the model table for recommended pool sizes. If unsure, contact our team for tailored sizing support based on your pool’s dimensions and climate.
Q3. Can this heat pump operate in cold weather?
Yes. The HPT series operates efficiently from -10°C to +38°C, making it suitable for year-round heating in most Australian climates.
Q4. Is it compatible with saltwater pools?
Yes, all BWT heat pumps are saltwater-compatible and feature UV-treated casing and corrosion-resistant components.
Q5. What’s included in the warranty?
3-year parts/labour, 5-year compressor, and 25-year heat exchanger warranty. Warranty is supported locally in Australia.