Direct-to-Chip Cooling Installation for AI Infrastructure

Stainless piping and CDU integration for high-density AI cooling systems. Engineering precision for 80–120kW rack environments.

The Shift to High-Density Liquid Cooling

Air cooling reaches its limit at approximately 30kW per rack. AI and machine learning workloads routinely demand 80–120kW—requiring direct-to-chip liquid cooling that places cooling infrastructure inches from heat-generating components.

This shift demands hydronic precision that traditional HVAC contractors are not equipped to deliver.

Why Hydronic Precision Matters

  • Sub-1°F delta-T requirements across server manifolds
  • Flow rates measured in GPM per individual server
  • Zero tolerance for particulate contamination
  • Immediate thermal impact of any flow imbalance

Stainless Steel Piping & CDU Integration

Prefabricated manifolds, precision installation, and campus-scale deployment capabilities.

Prefabricated Manifolds

Shop-fabricated stainless manifolds reduce field joints and ensure consistent flow distribution to each server rack.

Pressure Testing

Hydrostatic and pneumatic pressure testing to 1.5x design pressure with documented test certificates.

Isolation & Bypass

Individual rack isolation valves and CDU bypass configuration for maintenance without system shutdown.

Campus-Scale Phasing

Modular installation sequences aligned with building commissioning phases and operational turnover schedules.

Execution-Critical Risks

Common failure modes that differentiate experienced installers from general contractors.

Flow Imbalance

Incorrectly sized distribution piping creates hot spots. Server inlet temperatures vary based on distance from the CDU, requiring calculated velocity and pressure drop analysis.

Startup Contamination

Welding slag, thread debris, and fabrication oils migrate into server manifolds if flushing is inadequate. Server manufacturers void warranties for particulate-related failures.

Improper Isolation

Isolating a single rack without proper flow path consideration can starve downstream equipment or create dead-leg conditions.

Pump Protection

Centrifugal pumps are sensitive to debris and dry-running. Proper strainer maintenance and pump suction conditions are critical to avoid premature bearing and seal failure.

Commissioning Readiness

Every installation includes documented readiness for Cx authority review.

Pre-Functional Checks

Complete pre-functional checklist aligned with ASHRAE Guideline 0 and project-specific Cx requirements.

Flushing Alignment

Coordinated flushing sequence with main loop and server manifold cleaning to 5-micron specification.

Handoff to Operations

Complete turnover documentation including O&M manuals, as-built drawings, and commissioning support.

Discuss Your Direct-to-Chip Installation

We work with general contractors and data center owners on stainless piping and CDU integration projects.

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