Computer Room Air Conditioning (CRAC) equipments provide a constant temperature and humidity environment for the computers to operate. Correct selection of cooling mode is important in the datacenter design to suit individual requirements. PTAL can design CRAC units to operate in redundancy mode with good air balancing to achieve even air distribution inside computer room / datacenter. With the “pizza” 1U servers becoming more and more popular, PTAL is able to offer special CRAC cooling models to handle the high density of heat generation with a 47U equipment rack.

PTAL is Sole Agent of STULZ Air Conditioning coming from Germany and is available in different types cooling system:

• Direct expansion, chilled water cooled, condensing water cooled or mix cooling mode 
• Upflow/downflow/Fan Wall
• Rack Cooling
• Module redundancy
• Unit sequencing operation

German technology with main production facilities in Germany, USA & PRC to meet worldwide requirements. Full range of datacentre cooling products increases flexibility in cooling solution design.

Stulz Family Solution
CyberHub ECO.DC

CyberHub ECO.DC monitors, plans and manages entire air conditioning systems and their connected infrastructure in datacentres. With just a single central software solution, the operational reliability and energy efficiency of datacentres is increased to the max. CyberHub ECO.DC collects all the relevant operating data, analyzes them in detail and documents them plainly and clearly. This way, you have all the relevant data such as the cooling and power supply of your datacentre at your fingertips, and have optimum control of your air conditioning systems and their infrastructure at all times.


Visit Us

Unit 1601-3, 16/F Billion Trade Centre, 

31 Hung To Road, Kwun Tong, 

Kowloon, Hong Kong


Pentagon Technology (Asia) Ltd

Phone: (852) 2793 9379

Fax: (852) 2344 6891


Office Hours

Monday - Friday: 9 AM - 6 PM

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