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Energy Saving Micro Diaphragm Water Pump for Dishwasher B40-02

The DWP03-B40-02 is a 40mm three-phase DC brushless water pump designed for high-efficiency, intelligent liquid circulation in home appliances, water systems, and industrial equipment. Powered by a three-phase brushless motor with an integrated pump body design, it delivers stronger protection functions, speed control capability, and higher operational efficiency compared to single-phase brushless pumps.

  • Integrated motor-pump design for compact installation
  • Rotor and impeller molded as one piece for higher efficiency
  • High-precision ceramic shaft for extended life and low noise
  • Fully sealed motor section with water-electricity separation for safety
  • Food-grade certified wetted parts available – odor-free

Overview

The DWP03-B40-02 is a 40mm three-phase DC brushless water pump designed for high-efficiency, intelligent liquid circulation in home appliances, water systems, and industrial equipment. Powered by a three-phase brushless motor with an integrated pump body design, it delivers stronger protection functions, speed control capability, and higher operational efficiency compared to single-phase brushless pumps.

  • Integrated motor-pump design for compact installation
  • Rotor and impeller molded as one piece for higher efficiency
  • High-precision ceramic shaft for extended life and low noise
  • Fully sealed motor section with water-electricity separation for safety
  • Food-grade certified wetted parts available – odor-free
Key Features
  • Three-phase brushless motor: Smoother operation, better torque, and higher efficiency
  • Intelligent control ready: Supports speed regulation and diversified protection functions
  • Long life: >10,000 hours with ceramic shaft and graphite bearings
  • Quiet operation: Optimized design for low noise
  • Wide temperature range: Stable flow under 0–100°C
  • Submersible capable: Can be fully immersed in water
  • Safe design: Water-electricity separation ensures safe operation
  • Food-grade option: Odor-free materials for drinking water systems
Application
Application (Device Type) Specific Application (Pump Function)
Under Sink Hot Water Dispenser Pump water to instant heating module for on-demand near-boiling water
Instant Filtered Boiling Water System Deliver filtered water to boiling tank for immediate hot water dispensing
Chilled & Sparkling Water System Pump water to carbonation module and chiller for sparkling/cold water
Countertop Water Purifier Booster pump for multi-stage filtration and dispensing
Coffee Maker Deliver consistent water flow to brewing head at controlled pressure
Water Cooler Circulate chilled water for cold water dispensing or cooling loop
Steam Oven Pump water to steam generator for cooking cycles
Commercial Ice Maker Supply water to ice tray or cooling circulation for high-volume ice production
Beverage Dispenser Pump concentrate, syrup, or carbonated water for drink mixing
Dishwasher (Compact) Circulate water for spray arm and rinse cycles
Drawing

Technical Characteristics
Motor Type Three-phase Brushless DC Motor
Voltage 12V / 24V DC
Working Depth 0–13.0 meters (submersible)
Flow Rate 5-8L/min
Fluid Temperature 0–100°C
Media Water, Coolant
Noise ≤45dB(A)
Service Life >10,000 hours
IP Level IP68
Connection Type Silicone hose or quick connect fitting
Food Grade FDA,NSF
Self-Priming No
Dry-Running Not allowed
Working Mode Continuous
Protection Functions Blocked-protection, over-current, intelligent control
Inlet / Outlet OD 17mm / 9.5mm
Material (Wetted parts) PPS (head/body/chamber/impeller), Silicone O-ring, Precision Ceramic shaft, Graphite bearing sleeve
Power Supply DC power supply, battery powered
Customization OEM available

DAWEI
Electronic

We have over 27 years of experience in this industry and has built a
reputation for providing quality products and services at competitive prices.

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