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Johor Data Centres

4 min readUpdated October 2026
Johor Data Centres
Type
Regional data-centre cluster
Location
Kulai, Sedenak, Iskandar Puteri, Johor, Malaysia
Planned capacity
~7,000 MW in the medium term (projected)
Key operators
YTL Power, Bridge, AirTrunk, NTT, Equinix, Vantage, Oracle
Demand driver
Singapore moratorium spillover; Johor-Singapore SEZ
Power utility
Tenaga Nasional Berhad (TNB)
Related
AI Data Centres in Malaysia, Johor-Singapore SEZ
Johor data centres are the concentration of large-scale computing facilities built in the Malaysian state of Johor, immediately north of Singapore. Fueled by Singapore's 2019–2022 moratorium on new data-centre construction and by the subsequent Johor-Singapore Special Economic Zone, Johor became by 2025–2026 Southeast Asia's largest cluster of AI-oriented data centres, with planned capacity projected to grow more than eightfold to around 7,000 megawatts in the medium term.[1][2]

History and growth

Singapore had long been Southeast Asia's primary data-centre market, but land and power constraints led to a moratorium on new data-centre builds between 2019 and 2022. Demand migrated across the causeway to Johor, where land is cheaper, electricity tariffs are lower, and the state sits beside one of the world's busiest cable-landings. After the moratorium was lifted with only a small allocation of new capacity for Singapore, operators continued building in Johor at scale.[2][3]

Growth accelerated after the Johor-Singapore Special Economic Zone, formalised through 2024 and 2025, streamlined cross-border approvals and offered incentives for technology projects in the Iskandar Malaysia region. Malaysia's own national policy — the MyDigital Blueprint, the AI Roadmap, and the establishment of the National AI Office in late 2024 — reinforced the shift, framing domestic compute as necessary for sovereign AI.[2]

Major campuses and operators

  • YTL Green Data Center Park (Kulai) — roughly 1,640 acres with planned capacity near 600 MW, partially solar-powered, host of YTL AI Cloud's NVIDIA GB200 deployment.[2]
  • Sedenak Tech Park (STeP, Kulai) — a 745-acre campus planned for up to 300 MW of critical IT load, among the largest hyperscale sites in the state.[4]
  • Iskandar Puteri — sites such as Stack Infrastructure's JHB01A, a 27-acre development whose construction began in 2025.[5]
  • International operators — AirTrunk, Bridge Data Centres, NTT, Equinix, Vantage and GDS-affiliated developers run or are building campuses across Kulai, Sedenak and the Iskandar corridor, with hyperscaler anchors including Microsoft, Google and Oracle (whose Malaysia West 2 OCI region opened in Kulai in February 2026).[2][6]

Infrastructure and constraints

Power is the binding constraint. Johor's grid is operated by Tenaga Nasional Berhad (TNB), whose Green Lane Pathway expedited grid connections for data centres committing to renewable-energy sourcing. Reported concerns over electricity and water consumption — resource anxiety that observers say tests the sustainability of the build-out — have pushed operators toward liquid cooling, closed-loop designs and solar procurement.[1][3]

>See Also

🇲🇾Malaysian Context

🇲🇾 Relevance to Malaysia: the Johor cluster is the single largest private-investment thread in Malaysia's AI strategy, drawing tens of billions of ringgit and anchoring the country's ambition to move from consumer to regional AI hub. For the state itself it brings construction and engineering jobs, land-value changes around Kulai and Sedenak, and pressure on water and grid planning that the state and federal governments must manage openly.

The ecosystem around the corridor is increasingly local: YTL Power's Kulai campus hosts Ilmu and YTL AI Cloud; TM and other national carriers supply connectivity; and MIDA, MDEC and the National AI Office shape how much of the value chain — operations, networking, software — stays Malaysian rather than merely hosting foreign hardware. Cross-border dynamics with Singapore continue to define the market: the special economic zone's talent and customs arrangements determine whether Johor's data centres are staffed by a commuting or a resident workforce. Personal data stored in these facilities falls under the Personal Data Protection Act, and the proximity to Singapore makes the corridor a natural paired-market for regional cloud regions designed to serve both countries from one power grid.

References

  1. ↑Reuters. (2026). Malaysia's resource anxiety tests Asia's fastest data centre build-out. https://www.reuters.com/world/asia-pacific/malaysias-resource-anxiety-tests-asias-fastest-data-centre-build-out-2026-07-24/
  2. ↑AIWiki. (2026). AI Data Centres in Malaysia. https://aiwiki.com.my/wiki/ai-data-centres-malaysia
  3. ↑Data Center Asia. Which are the biggest data centers in Malaysia? https://www.datacenter-asia.com/blog/which-are-the-biggest-data-centers-in-malaysia/
  4. ↑Data Center Asia. Sedenak Tech Park (STeP) — Kulai, Johor, up to 300 MW critical IT load, 745 acres. https://www.datacenter-asia.com/blog/which-are-the-biggest-data-centers-in-malaysia/
  5. ↑Baxtel. Stack JHB01A Data Center, Iskandar Puteri. https://baxtel.com/data-center/stack-jhb01a
  6. ↑Oracle. (2026). New Region in Kulai, Malaysia — Malaysia West 2. https://docs.oracle.com/iaas/releasenotes/oci/new-region-malaya-2.htm
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