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+49 (0) 2154 / 88083-0


We have developed and refined bus air-conditioning units for more than 20 years, giving particular focus to retrofitting and upgrades.
Our portfolio includes units with a cooling capacity of up to 44kW.
Below is a selection of our products:
Conventional air-conditioning unit - also with the new R1234yf refrigerant!
Eberspächer AC420 and the Spheros Minisphere
Eberspächer AC420   
Electric air-conditioning unit
Spheros Citysphere and the Eberspächer AC403E G2
    Eberspächer AC403G2
Driver´s air-conditioning unit
We also offer air-conditioning units designed specifically for the driver’s cabin.
Special solutions
Need a non-standard air-conditioning unit?
We have the right solution for your vehicle!
Please contact us with your individual requirements! We will be happy to provide you with a personal quote.



Need a heating for your vehicle? You’ve come to the right place!
We will be happy to provide a quote for a suitable Spheros vehicle heating system - optionally with installation.

Spheros Thermo