South Korea / Facility
가산 AI 데이터센터 · 가산 AI DC · 가산 IDC · 가산 아이윌 데이터센터
Operational commercial AI data center in Gasan-dong, Geumcheon-gu, Seoul. Opened in November 2025 with reported 26 MW IT capacity and 40 MW incoming electrical capacity. Pacific Asset Management commissioned the project and DL Construction built it; legal ownership is unresolved.
Site / building photo
Completed Gasan AI Data Center front exterior; DL Construction identifies this as a photograph. Source published November 18, 2025; capture date unknown. Image retrieval timed out.
Published date unknown · Captured date unknown · Checked 2026-10-07
Research-selected property image; reviewer must confirm site identity, suitability and rights before publication.
www.dlconstruction.co.kr · Source and attribution ↗Attributed to DL Construction; no reusable license established. Permission and visual suitability require review before import. Publication and capture dates were not independently established.
Third-party address geocode for 23 Gasan digital 2-ro; street address corroborated by kt cloud and parcel 345-48 by DL Construction. Rounded coordinates; marker/building position not independently verified.. Coordinate precision: approximate. Street-map detail does not increase the accuracy of the sourced point.
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Statements retain their dates, definitions and development scope. Do not add these rows together.
| Claim / measurement | Scope and status | As of | Evidence and accounting |
|---|---|---|---|
| 26 MW IT load | Gasan IDC total planned IT capacity Planned · cumulative | 2022-07-07 | Reported claim ↗ Excluded from capacity totals. Announcement date; planned capacity rather than actual equipment consumption. Repeated at opening and not an additional increment. |
| 26 MW IT load | Gasan AI Data Center advertised total IT capacity at opening Operational · cumulative | 2025-11-06 | Reported claim ↗ Excluded from capacity totals. Opening announcement date; capacity rating, not measured utilization. Contractor and later KT investor material repeat 26 MW. |
| 40 MW Grid connection | Gasan AI Data Center total incoming electrical capacity Operational · cumulative | 2025-11-06 | Reported claim ↗ Excluded from capacity totals. Opening announcement date. Source term is total receiving capacity (수전 용량); no utility connection agreement inspected. Includes a different power boundary from IT capacity and must not be added to 26 MW. |
Start month reported retrospectively by the contractor.
Supporting source ↗kt cloud announced a 26 MW IT hyperscale project with completion planned for 2025.
Supporting source ↗Original operator announcement targeted completion in 2025.
Supporting source ↗Contractor reports May completion followed by containment works; its portfolio separately lists a construction interval ending June 30.
Supporting source ↗Contractor identifies November 5 ceremony; operator announced opening on November 6 and KT investor material records November 2025.
Supporting source ↗These roles do not establish registered property ownership.
Source ↗Contractor figure; operator separately reports approximately 11,046 pyeong, a small reporting difference.
Source ↗Reported completed facility configuration.
Source ↗Secondary property-record service; original building register not inspected.
Source ↗Operator reports commercial deployment; coverage describes cold plates and circulating chilled water. No measured efficiency disclosed.
Source ↗Operator announcement; route diversity and carrier list not independently established.
Source ↗Operator-reported design; no certification implied.
Source ↗Industry coverage; kVA is not converted into MW.
Source ↗Reported installed systems.
Source ↗Contractor reports panels installed on rear facade; annual generation and renewable share unavailable.
Source ↗Commercial service offering; named facility tenants not established.
Source ↗Official Gasan service contact retrieved October 7, 2026; no contact made.
Source ↗Source attribution does not imply independent verification or permission to reuse images.
Published 2022-07-07 · Retrieved 2026-10-07
Indexed operator release identifies Gasan IDC in Seoul, address 23 Gasan digital 2-ro, planned 26 MW IT capacity and hyperscale positioning; describes partner-financed brand IDC operation. Direct page returned minimal text; dated contemporaneous reporting corroborates it.
Published 2025-11-06 · Retrieved 2026-10-07
Indexed official release announces opening, 26 MW IT and 40 MW incoming electrical capacity, approximately 11,046 pyeong, D2C cooling, redundant incoming power/communications and 100G One DC connectivity. Direct page returned minimal text.
Published 2025-11-18 · Retrieved 2026-10-07
Contractor states Pacific Asset Management commissioned the kt cloud-operated project; construction began June 2022, completed May 2025, and opening ceremony occurred November 5 after containment works. Reports 36,501 square metres and 163.38 kW solar panels; labels exterior images as photographs.
Published Date unavailable · Retrieved 2026-10-07
Lists Gasan Iwill Data Center at Gasan-dong 345-48; portfolio construction interval June 30, 2022 to June 30, 2025.
Published Date unavailable · Retrieved 2026-10-07
Third-party address page links street address to Gasan-dong 345-48, postcode 08593 and Republic of Korea; supplies latitude 37.470547995677 and longitude 126.88304901087.
Published Date unavailable · Retrieved 2026-10-07
Slide 14 records Gasan AIDC opening in November 2025 with 26 MW and liquid cooling. Publication date not established from document metadata.
Published Date unavailable · Retrieved 2026-10-07
Current official service homepage lists Gasan AI DC, AI server plus colocation infrastructure and 100G One DC network; publishes Gasan business contact gsdc.ktcloud@kt.com and 02-851-8697.
Published 2025-11-06 · Retrieved 2026-10-07
Opening coverage identifies kt cloud-provided facility images and reports DIMS management, LFP batteries, 16 emergency generators rated 3,000 kVA in N+1 configuration and Colo.AI service.
Published 2022-07-07 · Retrieved 2026-10-07
Dated contemporaneous coverage corroborates street address, hyperscale identity, 26 MW planned IT capacity and planned 2025 completion; identifies original project image as a rendering.
Published Date unavailable · Retrieved 2026-10-07
Secondary property-record service identifies data-center use, 36,501.1 square metres gross floor area, 4,442 square metres land and 2,487.25 square metres building footprint; original government register not inspected.
Published Date unavailable · Retrieved 2026-10-07
Completed Gasan AI Data Center front exterior; DL Construction identifies this as a photograph. Source published November 18, 2025; capture date unknown. Image retrieval timed out. Original image: https://www.dlconstruction.co.kr/xUpRoot/yMist/zService/News/CK_20251118165428063301740.jpg
Name: kt cloud opens Gasan AI Data Center with commercial liquid cooling; DL Construction demonstrates digital infrastructure construction capability
Aliases: kt cloud announces Gasan IDC construction; kt cloud opens Gasan AI Data Center with commercial liquid cooling; DL Construction portfolio: Gasan Iwill Data Center
Kind: DL Construction demonstrates digital infrastructure construction capability; DL Construction portfolio: Gasan Iwill Data Center
Country: Address conversion: 23 Gasan digital 2-ro, Seoul
Region: kt cloud announces Gasan IDC construction; Address conversion: 23 Gasan digital 2-ro, Seoul
City: kt cloud announces Gasan IDC construction; DL Construction demonstrates digital infrastructure construction capability; Address conversion: 23 Gasan digital 2-ro, Seoul
Metro: kt cloud announces Gasan IDC construction; kt cloud opens Gasan AI Data Center with commercial liquid cooling
Address: kt cloud announces Gasan IDC construction; DL Construction portfolio: Gasan Iwill Data Center; Address conversion: 23 Gasan digital 2-ro, Seoul; KT Cloud begins construction of 26 MW Gasan IDC
Operator: kt cloud opens Gasan AI Data Center with commercial liquid cooling; DL Construction demonstrates digital infrastructure construction capability; kt cloud data-center services
Business Model: kt cloud opens Gasan AI Data Center with commercial liquid cooling; kt cloud data-center services
Scale: kt cloud announces Gasan IDC construction; KT Cloud begins construction of 26 MW Gasan IDC
Statuses: kt cloud opens Gasan AI Data Center with commercial liquid cooling; KT 4Q25 NDR presentation; kt cloud data-center services
Location: kt cloud announces Gasan IDC construction; DL Construction portfolio: Gasan Iwill Data Center; Address conversion: 23 Gasan digital 2-ro, Seoul
Summary: kt cloud announces Gasan IDC construction; kt cloud opens Gasan AI Data Center with commercial liquid cooling; DL Construction demonstrates digital infrastructure construction capability; KT 4Q25 NDR presentation
Stable identifier: ce5cb63a-5fbc-4ea6-8a13-e82561e42a95