The Wilo Star-Z 20/1 is a highly developed circulation pump specifically designed for the circulation of potable hot water. This constant-speed wet rotor pump is characterized by its reliability and efficiency. It is suitable for direct installation and offers a maximum delivery head of 5.75 meters with a nominal flow rate of 1.029 m³/h. The pump housing is made of high-quality bronze, while the impeller is constructed from fiberglass-reinforced plastic, enhancing the pump's durability and resilience. The ceramic shaft with resin-impregnated carbon sliding bearings ensures smooth operation and a long service life. The pump is designed for continuous operation at temperatures between 2 and 65 degrees Celsius and provides high energy efficiency with a power consumption of only 30 watts. Thus, the Wilo Star-Z 20/1 is an ideal solution for the efficient circulation of drinking water in residential and commercial buildings.

• Blockage-resistant motor for increased operational safety
• Insulation class F for improved heat resistance
• Maximum flow rate of 1.6 m³/h
• Protection class IP44 for additional protection against dust and splashing water
• Energy-efficient performance with only 30 watts.