The Firsle FA Series swimming pool Circulating Water Pump comes with a motor overheat protection device, which prevents the motor from burning out and ensures personnel safety in the absence of water idling or impeller jamming. The FA series circulating water pump is suitable for HVAC systems, industrial circulating cooling systems, water supply systems, wastewater treatment and recycling, industrial circulating systems, oceanarium projects, aquaculture projects, landscape water treatment projects, swimming pool projects, etc. Circulating water pumps are used to transport chemical agents or clean water required for water quality treatment, maintaining clean water quality and circulation. Circulating water pumps are used in industries such as chemical, pharmaceutical, petroleum, glass, and textile to transport various liquid media, solutions, suspensions, and participate in processes such as mixing, cooling, and circulation in the production process.