Polycold Brooks Automation is a leader in cryogenic refrigeration technology for the vacuum industry. Vacuum pump down times will be dramatically reduced with increased throughput by adding a Polycold cryogenic system to a vacuum system.

DAHYOUNG was an exclusive sales and service agent for Polycold in Taiwan for more than 20 years. We continue to offer sales, consulting, service and maintenance using OEM parts, components and refrigerant directly from Polycold Brook Automation.


* The Polycold trademark is a registered trademark of Brooks in the United States and/or other countries.

 New machine trading 


 Used machine trading & leasing


 Parts replacement

  • Refrigerant replacement (all use the original imported refrigerant)

  • Solenoid valve replacement

  • Original desiccant replacement

  • Original compressor oil replacement, compressor repair

  • Electronic parts board replacement (existing spare parts)

  • Cleaning the internal pipeline of the freezer

 Customized service

  • Freezer customization service

  • Frozen plate customized service

  • The temperature can reach -90℃ to -140℃
  • Thermal energy adsorption up to 3600 watts
  • Exhaust time can be greatly reduced by 25%~75%
  • The water vapor extraction speed can reach 200,000 L/sec, and the maximum vacuum degree is 1.5x10-9Torr
  • Improve coating quality, adhesion and multilayer film deposition
  • Better than liquid nitrogen
  • Use green cold coal that meets EU certification