Hot water circulating pump ZPS 20-12-180 (245W-220V) Application Limits: Liquid temperature: +2độC +90độC Maximum ambient temperature +40 độC, Maximum system pressure 10bar ,Protection level: IP44, Mains connection: 220V/50Hz, 220VI60Hz, 127V/60Hz Insulation class: H, Pumped liquid characteristics: clean, free from solids and mineral oils, non-toxic, chemically neutral, close to the characteristics of water Installation: the motor shaft must be kept in horizontal direction, pH: 6.5 to 8.5. Advantages & Features: Automatic mode and manual mode is available, Low noise, no leakage, Flow switch automatic control.