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The Lowara Varispeed booster systems are suitable for mains water supply systems in buildings and facilities.They provide constant pressure thanks to the SD60 controller, the new main board that controls the number of pumps running and the speed of each pump. A Lowara Varispeed booster system includes pumps from the high-efficiency SV range and frequency converter in the panel.


  • Water supply applications and irrigation systems
  • Compact system High efficiency
  • Electric pump with motor EFF1 as standard and SD60 controller
  • Multilanguage menu with 12 languages Easy to install
  • Plug and play installation and user friendly start up
  • Pump rotation on working hours or pump start
  • Frequency converter rotation on working hours
  • Easy to set
  • The oled display on SD60 controller shows the operating values and performance of the pumps
  • Monitor and control fieldbus communication
  • Modbus serial interface and Ethernet TCP/IP ntegrate Varispeed interface with a computer for complete system control
  • Analogical inputs (0-20 mA, 4-20 mA) and outputs (0-20 mA, 4-20 mA, 0-10 V)
  • Autotest by a timer