
LRS-F Large Circulation pump Series
This circulation pump features a high-performance design, meeting high-flow transportation demands in industrial processes, municipal engineering, HVAC, and other fields. It maintains stable operation even under harsh conditions such as high temperatures, high pressures, and corrosive media.
2200w
18m
25m³/h
Advantages of Circulation Pump
Protection Rating - IP44
Quiet Operation - Features a silent design and long-lasting cooling structure for low operating noise, ideal for home use
Easy Installation - Compact body saves installation space and simplifies assembly
pH Range - 6.5-8.5
Corrosion Resistance & Durability - Pump body undergoes full electrophoretic coating for superior corrosion resistance

Product Selection



Application Fields
1. Heating Circulation
In various independent heating systems such as villas and multi-story residences, it delivers powerful and stable water flow propulsion, efficiently circulating hot water throughout the entire piping system. This ensures precise delivery to every remote room and corner, fundamentally resolving common issues like low temperatures at the ends of underfloor heating or radiator systems and uneven heat distribution caused by excessively long piping or high resistance. It delivers a uniformly comfortable heating experience throughout the entire home.
2. Hot Water Service
By establishing an efficient and convenient “zero-cold-water” circulation system, it automatically detects and preheats cold water stored in hot water pipes. This delivers hot water instantly upon turning on the faucet, eliminating waiting time. It completely eliminates the lengthy process of draining cold water before washing or showering, enhancing daily water usage comfort and convenience while effectively reducing cold water waste. This solution combines practicality with environmental sustainability.
3. Industrial Circulation
Widely applied across municipal engineering, emergency management, and other industrial sectors, it adapts to complex and diverse operational demands. The pump set employs closed-loop cooling core technology, delivering exceptional environmental adaptability. It maintains stable, high-efficiency operation even in arid, semi-arid, or other water-scarce environments without full water supply, ensuring performance remains unaffected by operational constraints.
4. Commercial Buildings
Tailored for hot water demands in hotels, hospitals, and office buildings, it delivers instant, on-demand hot water supply. Precise pipeline temperature feedback and intelligent usage pattern prediction ensure consistently comfortable water temperatures while minimizing circulation flow loss and heat dissipation. This balances user experience with significant energy savings.




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