CX5, designed in 2009 and operational in 2011, is a Tier 3 data centre with 200,000 sq.ft of White Space powered by 20 generators and dual 33kV TNB supply.

It features chilled water cooling, a 375,000 sq.ft M&E plant room, and 30 hours of fuel storage. The facility maintains 18–24°C and 35–65% humidity, with 1m raised floors and a 9m x 9m grid for efficient layouts. Security includes 24/7 guards, CCTV, card access, and anti-climb fencing, making CX5 the largest data centre in Southeast Asia.