CNP PM Series Multi Stage Centrifugal Magnet Frequency Conversion Pump PM370S PM550S PM750S
CNP PM Series Multi-Stage Centrifugal Permanent Magnet Frequency Conversion Water Pump (PM370S / PM550S / PM750S)
The CNP PM Series Multi-Stage Centrifugal Permanent Magnet Frequency Conversion Water Pump is an intelligent constant pressure booster pump designed for residential, commercial and light industrial water supply applications. Featuring advanced permanent magnet motor technology and variable frequency control, the pump automatically adjusts its operating speed according to water demand, ensuring stable water pressure while reducing electricity consumption.
The CNP PM Series is engineered with a high-quality stainless steel pump head for excellent corrosion resistance and clean water delivery. Its intelligent microprocessor continuously monitors water usage, automatically starting and stopping the pump while maintaining constant pressure throughout your plumbing system. Whether multiple taps, showers or appliances are used simultaneously, the pump delivers consistent water pressure for improved comfort and performance.
Available models include PM370S (0.5HP), PM550S (0.75HP) and PM750S (1.0HP), allowing you to select the ideal solution based on your household or commercial water demand. The PM Series is also designed for ultra-quiet operation, making it suitable for installation in homes, apartments, offices, hotels and other noise-sensitive environments.
Key Features
- Permanent Magnet Variable Frequency Technology
- Intelligent Constant Pressure Water Supply
- Energy Saving Inverter Control
- Ultra Quiet Operation
- Multi-Stage Centrifugal Pump Design
- Stainless Steel Pump Head
- Automatic Start & Stop Control
- Built-in Intelligent Microprocessor
- Multiple Safety Protection Functions
- Compact Design for Easy Installation
- Stable Water Pressure for Multiple Water Outlets
- Low Maintenance and Long Service Life
Applications
Suitable for:
- Residential homes
- Double-storey and three-storey houses
- Bungalows
- Apartments & condominiums
- Commercial buildings
- Hotels
- Offices
- Water pressure boosting systems
- Rainwater harvesting systems
- Domestic water supply
- Garden irrigation systems
Technical Specifications
| Model | PM370S | PM550S | PM750S |
|---|---|---|---|
| Power | 370W (0.5HP) | 550W (0.75HP) | 750W (1.0HP) |
| Voltage | 240V / 50Hz | 240V / 50Hz | 240V / 50Hz |
| Pump Type | Multi-Stage Centrifugal | Multi-Stage Centrifugal | Multi-Stage Centrifugal |
| Motor | Permanent Magnet Variable Frequency | Permanent Magnet Variable Frequency | Permanent Magnet Variable Frequency |
| Max Flow | 4.0 m³/h | 5.0 m³/h | 5.5 m³/h |
| Max Head | 40 m | 48 m | 50 m |
| Pipe Connection | 1" x 1" | 1" x 1" | 1" x 1" |
| Application | Clean Water | Clean Water | Clean Water |
(Specifications may vary slightly depending on the selected model.)
Why Choose the CNP PM Series?
Unlike conventional booster pumps that operate at a fixed speed, the CNP PM Series uses intelligent inverter technology to automatically adjust motor speed according to actual water demand. This helps maintain consistent water pressure, reduces unnecessary power consumption, and extends the pump's service life.
The permanent magnet motor offers higher efficiency than traditional induction motors, while the multi-stage impeller design provides strong water pressure with significantly lower operating noise. These features make the CNP PM Series an ideal choice for modern homes and commercial buildings seeking reliable and energy-efficient water pressure boosting solutions.
Installation Tips
- Install the pump on a stable and level surface.
- Ensure the suction pipe is properly sealed to prevent air leakage.
- Use the correct pipe size for optimum performance.
- Install isolation valves for easier maintenance.
- Always prime the pump before first operation if required.
- Ensure electrical installation is carried out by a qualified technician.
Why Buy from Thye Seng Plumbing?
- Genuine CNP Water Pump
- Ready Stock in Malaysia
- Competitive Retail & Wholesale Pricing
- Fast Nationwide Delivery
- Professional Product Support
- Suitable for Contractors, Plumbers & Homeowners
- Wide Range of Water Pumps, Valves, Pipes & Plumbing Accessories
Frequently Asked Questions (FAQ)
Is the CNP PM Series suitable for double-storey houses?
Yes. The PM Series is designed to provide stable water pressure for single-storey, double-storey and three-storey residential buildings.
What is the difference between PM370S, PM550S and PM750S?
The main difference is motor power, flow rate and maximum head. Larger models provide higher water pressure and are suitable for larger properties or higher water demand.
Does this pump save electricity?
Yes. The permanent magnet variable frequency motor automatically adjusts its speed according to water demand, reducing unnecessary energy consumption compared to conventional fixed-speed pumps.
Is the pump noisy?
No. The CNP PM Series is designed for low-noise operation, making it suitable for residential installations.
Can this pump maintain constant water pressure?
Yes. The built-in intelligent controller continuously adjusts motor speed to maintain stable water pressure even when multiple water outlets are used simultaneously.