
LRS-7 Circulation pump Series
As an indispensable helper for pipeline circulation, this circulation pump delivers exceptional quietness during efficient operation. Its advanced design ensures smooth running without disturbing others. Whether circulating hot water for home radiant heating or powering air conditioning systems in commercial spaces, it provides reliable, powerful performance with understated efficiency.
140w
7m
4.2m³/h
Advantages of Circulation Pump
Hygiene Assurance - Maintains continuous water circulation combined with regular high-temperature disinfection to effectively inhibit bacterial growth within pipes.
Structural Advantages - Compact and lightweight design occupies minimal space and facilitates easy installation.
Quiet operation - Runs below 45 decibels, ensuring undisturbed sleep during nighttime use.
Hot/Cold Water Circulation Temperature Range - 0°C to 110°C
Corrosion Resistance - Core components crafted from premium copper deliver superior scale resistance and long-lasting durability.

Product Selection



![]()

![]()
Application Fields
1. Hot Water Circulation System
By maintaining a continuous, stable flow of hot water within the pipes, it effortlessly delivers the comfort of instant hot water at the tap. This core solution eliminates the hassle of waiting for cold water to drain before showering or washing, significantly enhancing household water convenience and comfort while effectively conserving precious water resources—both practical and eco-friendly.
2.Home Heating System
As the core power component for home heating or underfloor heating systems, it efficiently drives forced circulation and smooth flow of hot water within pipes. It precisely resolves issues like uneven heating at the far ends of large homes, temperature imbalances, and poor circulation in complex piping systems. This ensures uniform, constant, and energy-efficient heating throughout the entire house, leaving no cold spots.
3. Air Conditioning Systems
Within hot water-based air conditioning systems, it efficiently manages heat circulation and transfer. Particularly suited for scenarios where collectors are distant from storage tanks, it overcomes the inefficiency and significant heat loss inherent in natural circulation. This substantially enhances the system's heat generation and transmission efficiency, making air conditioning operation more effective and worry-free.
4. Central Air Conditioning or Ground-Source Heat Pump Systems
Within central air conditioning or ground-source heat pump systems, it precisely drives the stable circulation of refrigerant water or cooling water. It provides robust and consistent power support for the entire system, effectively ensuring that cooling and heating performance consistently meets standards. Simultaneously, it prevents issues such as increased energy consumption and reduced equipment performance caused by poor circulation, thereby extending the system's service life.




Latest Booster Pumps and Paramrters
Innovative Technology-leadding Domestic Water Pump Manufacturer




