These models are produced for ultrasonic cleaning in volumes ranging from 40 liters to 120 liters. The ultrasonic cleaning elements (transducers) are located on the bottom and / or side surfaces as required. Body AISI 304 quality 2 mm Stainless steel. The washing tank is made of AISI 316 quality 2 mm stainless steel. Heating is provided by AISI 316 or incoloy quality electrical resistors suitable for ultrasonic cleaning.Ultrasonic cleaning generators has the following standard features:Front panel with digital displayHigh current and interference protectionHeat protectionSWEEP functionPower controlFrequency controlAbility to select different cleaning programs according to requirement Model Eco 40 Eco 50 Eco 60 Eco 80 Eco 100 Eco 120 Washing Tank Dimension Length 400 500 500 500 500 600 Width 300 200 400 400 500 500 Water level 300 500 300 400 400 400 Ultrasonic power (Watt) 600 1000 1000 1000 1000 1000 Number of transducers (28 kHz / 40 kHz) 12 / 12 18 / 20 18 / 20 18 / 20 18 / 20 20 / 22 Frequency (kHz) 28 / 40 28 / 40 28 / 40 28 / 40 28 / 40 28 / 40 Heater (kW) 4 6 6 6 6 6 Digital thermostat Yes Yes Yes Yes Yes Yes Digital timer Yes Yes Yes Yes Yes Yes Filling ½ ̎ Valve ½ ̎ Valve ½ ̎Vana 1 ̎ Valve 1 ̎ Valve 1 ̎ Valve Drainage 1 ̎ Valve 1 ̎ Valve 1 ̎ Valve 1 ̎ Valve 1 ¼ ̎ Valve 1 ¼ ̎ Valve Basket Yes Yes Yes Yes Yes Yes Isolation Yes Yes Yes Yes Yes Yes Power control Yes Yes Yes Yes Yes Yes Sweep Yes Yes Yes Yes Yes Yes Front panel Digital Digital Digital Digital Digital Digital