BAC Introduces Immersion Cooling Tanks with CorTex Technology for High-Density Data Centers

Teaser: Enhanced system design offers reliability, scalability, and efficiency for AI and high-performance computing environments.
Nov. 6, 2025
2 min read

Baltimore Aircoil Company (BAC) has introduced upgraded immersion cooling tanks powered by the company’s CorTex technology, designed to meet the growing thermal management needs of high-performance data centers. The tanks are engineered for reliability, flexible configuration, and efficiency, with a Power Usage Effectiveness (PUE) rating of up to 1.05.

Leak-Free, Low-Maintenance Cooling Design

The immersion cooling tanks feature a leak-free design with no penetrations below the fluid level, preserving system integrity and fluid quality. Dual pumps provide redundancy, and the sealed, filter-free configuration reduces maintenance and simplifies operation.

Dielectric fluid moves heat from servers to the heat exchanger, and externally it supports water or water-glycol mixtures. Fluid-tight lids, cable entry points, and connections prevent contamination and maintain system integrity.

Scalable Options for Diverse Data Center Needs

BAC offers the tanks in numerous sizes, including 16RU, 32RU, 38RU, and 48RU. This variety enables operators to tailor their configurations for a bevy of servers and maximize density while maintaining a compact footprint. Each model supports 19-inch and 21-inch servers up to 1200 mm deep, also accommodating retrofitted air-cooled servers..

Part of the COBALT Immersion Cooling System

The new tanks form the indoor component of BAC’s COBALT immersion cooling system, which integrates with the company’s range of outdoor cooling technologies. The solution is optimized to sustainably support high-density workloads such as AI, machine learning, etc.

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