
LRS-6 Circulation pump Series
This circulation pump is specifically designed for efficient, low-noise circulation of fluids within piping systems. Incorporating advanced silent technology, the pump operates smoothly with minimal vibration. It is perfectly suited for HVAC, water supply systems, industrial cooling, and various circulation applications demanding strict requirements for quiet operation and reliability.
93w
6m
3.9m³/h
Advantages of Circulation Pump
Ultra-Quiet Operation - Runs below 45 decibels, comparable to a library environment, making it ideal for nighttime use.
Powerful Boosting - Effectively increases hot water system pressure, ensuring strong and stable water flow.
Three-Speed Adjustment - Features three operating modes to meet your varying pump adjustment needs.
Zero Leakage - Utilizes a fully sealed design to completely eliminate liquid leakage.

Product Selection


Application Fields
1. Underfloor Heating System
As the core power source for hydronic underfloor heating systems, circulation pumps (often integrated into manifolds or heat source units) reliably drive hot water through narrow, elongated heating pipes. This efficiently overcomes pipeline transmission resistance, ensuring uniform heat distribution across all heating zones for whole-house warmth without cold spots.
2. Solar Heating System
When the storage tank is located far from the collector or at a significant elevation difference, natural circulation efficiency is severely limited. A circulation pump forces the transfer of the heat transfer medium (water or antifreeze) for efficient heat exchange, ensuring stable system output and a continuous supply of ample hot water.
3. Residential Heating System
Effectively addresses the common issue of uneven heating in self-heating homes (e.g., wall-mounted boiler users). The circulation pump forces hot water to circulate rapidly through the heating network, distributing heat evenly and efficiently to every room. This significantly enhances overall heating efficiency and living comfort.
4.Domestic Hot Water Circulation
Completely resolves the frustration of prolonged cold water discharge at distant taps. By driving a slow pre-circulation of hot water through the pipes, the circulation pump enables instant hot water upon turning on the faucet. This drastically reduces waiting time and minimizes unnecessary water waste.




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