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.


tempsnip.pngNew machine trading

tempsnip.pngSale and lease of refurbished machinery


tempsnip.pngComponent replacement

  • Polycold Refrigerant replacement
  • Solenoid valve replacement
  • Filter drier replacement
  • Compressor oil replacement and maintenance
  • Electrical board part replacement
  • Refrigerant lines cleaning 

tempsnip.pngCustomized service

  • Cryocoils line customization
  • Cryocoils customization

  • Temperature remain:-90℃ to -140℃ (183K to 133K)  
  • Heat Removal to 3600 Watts  
  • High-vacuum pumpdown time cut by 25% to 75%  
  • Cryocondenses water vapor in vacuum systems with speeds to 200,000 L/sec, vacuum levels to 1.5x10-9 Torr  
  • Higher film quality, better adhesion and more reproducible deposition  
  • Superior in performance to liquid nitrogen  
  • Using Eco refrigerant gas