4 x Cuddon Vacuum Freeze Driers, 1 is a 300L unit and the other 3 are 600L units, YOM of these units is 1979, come with original controllers however there is a new PLC controller that runs all 4 units. Each unit is complete with refrigeration compressor and vacuum pump. Currently in use freeze drying fruit down to -35 to -40 degrees Celcius. These units have been very well maintained and are still in use. Further information available.