Standard duct air conditioner from Toshiba, SDI commercial range, 27.5 cm high. Through this air conditioning piping system, the installation is carried out ingeniously in areas slightly exposed to the ...view (upper wall/recessed ceiling). Ducted air conditioning Toshiba is presented with BTU air conditioning of 18000-48000 BTU in the Toshiba Ducted Standard - Super Digital Inverter range. The Super Digital Inverter (SDI) duct air conditioner technology included in Toshiba's commercial air conditioner (RAV) segment comprises the latest technology for flexible control of the inverter control movements of an air conditioner, so as to ensure the lowest energy consumption, low noise and maximum comfort during operation of AC units. High performance and ultra-low consumption represent the essence of what super digital inverter means. The super digital inverter technology also ensures a very wide operating temperature range: cooling in outdoor conditions up to +52°C and heating starting from -27°C. Mai mult