What is the status of DarkNX Ontario AI campus?
DarkNX Ontario AI campus is tracked as planned. It was announced on November 17, 2025, and the public record should not be interpreted as a later project stage without new evidence.
Planned deployment • Deployment
DarkNX Ontario AI campus
DarkNX agreed to deploy Accelsius NeuCool across a planned 300 MW AI data-center campus in Ontario.
Ontario300 MWNeuCooltwo phase
Project brief
What is publicly known
The announced first phase comprises two 65 MW facilities scheduled for 2026 and 2027. DarkNX selected Accelsius two-phase direct-to-chip cooling for IT heat capture and Johnson Controls chillers for the facility plant. Public materials do not disclose financial terms, permits, interconnection status, or a full-campus completion date.
Status is labeled from public evidence. Supplier orders, MoUs, pilots, projects under delivery, and operating sites are not counted as equivalent.
- Status
- Planned
- Operator
- DarkNX
- Location
- Ontario, Canada
- Capacity
- 300 MW planned; first phase two × 65 MW
- Rack density
- Not disclosed
- Compute
- AI and high-density GPU workloads
- Announced
- Nov 17, 2025
Connected records
Companies involved
Company
Accelsius
A two-phase direct-to-chip thermal-management company developing rack and multi-rack systems under the NeuCool platform.
Austin, Texas, United States
Company
Johnson Controls
A building-technology and HVAC company supplying chillers, controls, air systems, and heat-rejection infrastructure for data centers.
Cork, Ireland
Connected records
Cooling architecture
Connected records
Equipment chain
Equipment category
Cold plates
Processor-mounted heat exchangers that move GPU, CPU, memory, or power-electronics heat into a liquid loop.
5 tracked suppliers
Equipment category
Coolant distribution units
CDUs control flow, pressure, temperature, water quality, and heat exchange between facility and technology cooling loops.
5 tracked suppliers
Equipment category
Data center chillers
Mechanical-refrigeration systems that produce chilled or elevated-temperature water for facility cooling loops.
5 tracked suppliers
Evidence ledger
Primary sources
Profiles distinguish company-reported claims from confirmed operating data. Open the original materials before relying on a specification.
- 01DarkNX enters agreement with Accelsius to deploy 300MW NeuCool-enabled AI campus
Accelsius · Nov 17, 2025
Direct answers
Frequently asked questions
Concise answers generated from the structured record and its cited evidence.
How much capacity does DarkNX Ontario AI campus represent?
The source-reported capacity is 300 MW planned; first phase two × 65 MW. The project is located in Ontario, Canada.
Which cooling technologies are associated with DarkNX Ontario AI campus?
The record connects the project to Two Phase Direct To Chip.