Detailed information on semi-hermetic compressors H22-family (German) >>>

Introduction and release the entire series for frequency inverted Compressors  in the range of 600 .. 1 650 rpm (20 .. 60 Hz)

O121/NH3 The smallest Ammonika compressors on the market.  – Successful introduction and release of all open-type compressors for NH3.

HKT is the first compressor manufacturer who has released his series for soft start.  Because ther was a lack of availability it sold this soft start devices on the market, too.  Today, this is the state of the art and they are used in large quantities.