Sotax HT 100 Automatic Tablet Testing System



ITEM MODEL: Sotax HT100 Automatic Tablet Hardness Testing Machine; this item is a current model offered by the manufacturer Sotax. 

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Automatic Tablet Hardness Tester for Sale


ITEM MODEL: Sotax HT100 Tablet Hardness Measurement System; this item is a current model offered by the manufacturer Sotax. 

CONDITION: This system was last used by a nutrition supplements manufacturer. Operational Qualification (OQ) was last completed and passed in April 2016.

DESCRIPTION: The Sotax HT 100 Tablet Hardness Tester is capable of performing fully automated testing of 10 different batches of tablets. It can test 5 essential physical parameters including: Tablet Thickness, Width, Diameter or Length and Weight and Hardness. Different types of pharmaceutical tablets can be tested with this system including ODT and other similar drug delivery systems. The Optional batch feeder has 10 chambers. Each chamber can hold 200 samples or more. It is equipped with patented AutoAlignment Technology, and has AutoSeparator technology for vibration free tablet separation. The AutoSeparator separates all shapes and sizes of tablets without any manual user adjustments or special tools. This Hardness Tester can be used for quality control test for tablets.

Please note, the above descriptions were taken from the Sotax product brochures and websites. For more information please CLICK HERE to review the official product brochure. You can also download a Sample of Operations Manual for the Sotax HT 100.



  • Determination of physical properties of virtually all tablet types, sizes and shapes: regular tablets, coated tablets, odd shaped tablets (caplets, oblongs etc) and other solid samples
  • Administration forms in up to ten (10) different batches for in-process and quality control
  • Fully automated testing and measurement of the most important physical parameters of tablets: weight, thickness, diameter/length, width and hardness


  • Hardness: can be tested according to two different measurement principles "Constant Speed" or "Constant Force"
    • The speed and the force increase can be freely selected: 5 - 200 mm/min and 5 - 100 N /sec
    • Range: 5 - 500 N ± 1 N
    • Range: 5 - 1000 N ± 2 N
  • Diameter / length: measured using a controlled stepping motor
    • Range: 0.00 - 30.00 mm
    • Accuracy: ± 0.05 mm
  • Thickness: measured by a linear potentiometer
    • Range: 0.00 - 18.00 mm
    • Accuracy: ± 0.05 mm
  • Weight: built in precision Mettler Toledo weight cell can weigh the sample in a measuring range from 0.0 mg to 30.0 g
    • Range: 0.0 mg - 4.9 g ± 0.2 mg
    • Range: 5.0 g - 30.0 g ± 1.0 mg
  • Power Requirements: 230 or 115 V tolerance ± 10 %, 50 / 60 Hz
  • Equipped with
    • AutoAlignment technology: enables an automatic and rapid alignment of the sample prior to the hardness measurement
    • AutoSeparator technology for vibration-free tablet separation


  • Optional 10-Magazine Feeder as pictured
  • Power cable
  • Copy of HT 100 Operating Manual
  • Copy of last OQ (Operational Qualification) documentation from April 2016; If you would like to review a soft copy of this, please reach out to us.