Variable Frequency Constant Pressure Water Pump

This water pump maintains constant pressure by varying motor speed according to water demand, optimizing energy use. It is engineered with a stainless steel pump body and advanced control technology for reliable performance.

Shenneng APH Permanent magnetic pressure constant variable frequency pump - Image 1

Technical Specifications

Product Overview

Variable Frequency Constant Pressure Water Pump

This advanced horizontal multistage centrifugal pump utilizes permanent magnet synchronous motor technology to maintain constant water pressure. By dynamically adjusting motor speed based on real-time consumption, the system achieves ultra-high energy efficiency and significantly lower power usage. Designed for reliability and longevity, it features high-quality stainless steel construction and advanced drive technology for a maintenance-free experience.


Technical diagram showing permanent magnet pump components
Permanent magnetic pressure system technology illustration.

Technical Specifications

Materials & Construction

  • Stainless steel pump body
  • Stainless steel impeller
  • 304 stainless steel shaft
  • Silicon carbide-graphite mechanical seal
  • IIR material diaphragm

Core Features
Permanent Magnet Synchronous MotorNon-inductive FOC Vector DriveIntegrated Pressure TankWater Hammer ProtectionLCD Control InterfaceZero Maintenance

Performance Data

Performance Matrix

ModelPower (W)Max Flow (m3)Max Head (m)
APH2038005.140
APH2041,0005.656
APH4031,0006.540

Environment & Ratings

IP Rating

IP54

Standby Power Consumption

1 W
Standby Power

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