Heating Thermostat with transparent bath & control head (silver & gold) 230V; 50/60Hz. Technical data (according to DIN 12876). Working temperature range 20 °C ... 100 °C with external cooling -20 °C ... 100 °C. Temperature control ± 0,01 °C. Heater power 2.6 kW. Pressure pump - max. pressure 0,55 bar & max. flow 22 L/min. Bath volume max. 12 L. Size of bath (W x D x H) 300 x 175 x 160 mm. Overall dimensions (W x D x H) 322 x 331 x 389 mm. LAUDA ECO units with transparent plastic baths provide the necessary visibility in all cases where test samples need to be observed during thermostating. The thermostats with baths made from polycarbonate can be used in the temperature range of up to 100 °C. They have a filling volume of 5 up to 20 litres. All devices except the ET 15 S and ET 15 G are equipped with a cooling coil as standard.