• Lagos
  • Abuja
  • Port Harcourt
  • Enugu
  • Uyo
  • Kano
  • Kaduna
  • Congo
  • Sierra leone
  • Cameroon

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1991  Introduced Lossnay Ventilation to provide fully integrated air conditioning and ventilation,

         received Technical Prize from Japanese Association of Refrigeration for City Multi Series R2

1993 Reduced use of special chlorofluorocarbons, introduced industry's first motion sensor for air conditioners

        (Panorama Eye), received Stratospheric Ozone Protection Award from the U.S. Environmental Protection

        Agency, development and sales of High-speed Hand Dryer, surpassed 10 million units of air conditioner


1994 Developed industry-first sensor that detects room occupant movement in order to redirect airflow, installed in

         Kirigamine air conditioners Introduced Mr.Slim Multi-S, capable of controlling five separate cassettes at once

1997  Started sales of City Multi Series ICE-Y, heat staging type multiple split packaged air conditioners, received

          Technical Prize from Japanese Association of Refrigeration

1998 Developed "sensible" air conditioner, Room Conditioner series, after thorough investigation  of individual room


1999  Awarded Energy Conservation Grand Prize and President Prize from Energy Conservation  Centre, for LX28F

          Introduced Smoke Dash deodorization and dirt-collect machine for  smoking Development and sales of power

         deodorization cassette type Lossnay

2000 Introduction of industry-first multiple-sensor control ("I Feel") to measure quality of the air environment, and

         introduced the I Feel Kirigamine

2001 Introduced Kirigamine series with new mechanism that simplifies cleaning of indoor unit Development and sales

      of duct exhaust fan with deodorization function 

2002  Introduced G-50 IT-based control and monitoring system, with total energy conservation attributes through

          newly employed inverter driven outdoor fan motor, highly efficient inverter compressor, improvement of heat

         exchanger performance, and newly designed refrigerant circuit.

2003  Development and sales of Replace Inverter, which requires no cleaning and facilitates use of existing pipes

2004   Development and sales of world's first air conditioner model equipped with Antioxidation Supplement Air, a

          feature perfected to curb generation of active oxygen.

1945  Started production of fans and exhaust fan.

1954  Established air conditioner division, started production of room air conditioners, introduced

         Japan's first wall-mounted split-type air conditioner.

1956  Started production of open type condensing units

1961  Development and sales of pressure ventilation fan

1963  Developed industry-first semi-hermetic type condensing units

1965  Development and sales of air curtain

1966  Started production of chilling units

1967  Introduced Kirigamine air conditioners

1968   Introduced Japan's first ceiling-mounted, split-type air conditioner  

           Development and sales of duct exhaust fan

1970  Introduced Lossnay heat-exchange ventilation system, and Japan's  quietest (33dB) and 

         lightest (10kg) air conditioner

1975 Introduced industry's thinnest air conditioner (10.9cm) and heat pump  (17cm), and energy efficient inverter

        drives for Kirigamine air conditioners, received Okochi Memorial  Commemoration Prize award for  exhaust fan

1978 Introduced Mr.Slim air conditiones for commercial use

1983  Awarded National Commendation for Invention Prize and Minister of International Trade and Industry Prize,

         for Lossnay

1984  Stated sales of City Multi series, multiple split type packaged air conditioners Introduced  Kirigamine inverter-

         driven air conditioner with wireless remote control and automatic ventilation flaps.

1988  Development and sales of Lossnay ventilation air conditioning system

1989  Introduced Free Compo Multi for more flexible product combinations

1990  Started sales of city Multi Series R2 simultaneous cooling/heating multiple   split-type packaged air conditioner.



Mitsubishi Electric Air   Conditioners over the Years 

Industry-first technologies, unique designs and inventive operating   functions...

Each achievement contributes to higher performance and enhanced efficiency. Our environmental protection measures are setting standards for eco-conscious products and manufacturing processes.


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