Lowara e-SM Smart Pump series

A complete system delivering market-leading efficiency

Optimize performance for best overall efficiency

  • Ultra-premium IE5 motors for best-in-class efficiency, according to IEC 60034-30-2
  • Power drive system (drive and motor) in the highest efficiency class, IES2, according to IEC 50598-2
  • Hydraulic pump designed for exceptional Minimum Efficiency Index (MEI) ratings, according to EU Regulation No. 547/2012

Preprogrammed packages for easy installation

Available control modes include:

  • Control for constant pressure
  • Control to match a system curve
  • Control according to an external signal

In addition to these regulation functions, the Smart Pump range also:

  • Stops the pump at zero demand
  • Stops the pump in case of water failure
  • Allows protection against dry running
  • Has failure and over-temperature sensors for both the inverter and motor, which protects the pump and motor from under- or over-voltage

The Lowara Smart Pump range


Delivery: up to 29 m³/h

Head: up to 55 m


Delivery: up to 17 m³/h

Head: up to 100 m


Delivery: up to 30 m³/h

Head: up to 180 m


Delivery: up to 38 m³/h

Head: up to 35 m


Delivery: up to 90 m³/h

Head: up to 150 m


  • Voltage: 208 to 240V
  • Power: up to 1.5 kW
  • Multipump capability: up to 3 units
  • Power supply: single phase 50/60 Hz
  • Communication: BACnet and Modbus standard in single pumps
  • IES2 package with IE5 motors and high MEI pumps
  • EMC: C1-category compliant with EN 61800-3 for residential environment
  • Harmonics: compliant with IEC/EN 61000-3-2