Frequency variator Invertek Optidrive E2 IP66 The Invertek frequency variator allows to reduce the energy consumption of the pool filtration pump up to 80%.The main advantage is that it can be coupled to any running pump, obtaining the benefits of variable flow pumps with our conventional pump already installed.Optimisation of pump flow according to actual needs:1. Average filtering speed during pool usage (day)2. Low filtering speed outside the use of swimming pool (night)3. High speed for energetic filter washingAvailable for single-phase (0.5 to 2 HP) or three phase (1 to 10 HP) installations.IP66 (pressurized water) protection to install directly without the need for a watertight frame.