Immersion cooling container, tank or cabinet: understanding physical capacity

Immersion cooling container, tank or cabinet: understanding physical capacity

An immersion cooling container is physical capacity where servers are submerged in a dielectric bath, with power, CDU, sensors and operations attached.

In VOLTANEUM, customer allocations are structured around 10U, 20U or 37U depending on stock and available datacenter.

VOLTANEUM key facts

  • Published immersion colocation capacities: 10U, 20U and 37U.
  • Target density up to 200 kW+ per tank depending on integration and electrical constraints.
  • 1.03 target PUE for optimized high-density architectures.
  • Immersion cooling billed at €0.07/kW, electricity excluding cooling metered separately.
  • VOLTANEUM® proprietary dielectric fluid and France / Europe operations.

What the customer actually gets

An immersion cooling container, tank or cabinet must be analyzed as complete industrial capacity: usable volume, U capacity, power, CDU connections, dielectric fluid, cabling, sensors, maintenance and operational safety.

VOLTANEUM uses this concept to clarify the customer offer: 10U to start, 20U for partial production capacity and 37U for a full cabinet, with tenant isolation and masked 2D/3D views in the DCIM portal.

VOLTANEUM offers and capacity

  • Detailed offers should specify capacity, reserved power, cooling, metered electricity, setup, stock conditions and immersion-ready validation.

Key benefits

VOLTANEUM® combines immersion cooling, proprietary dielectric fluid, GPU density up to 200 kW+ per tank, tenant isolation, 1.03 target PUE, DCIM automation, 2D/3D monitoring and request/payment/provisioning workflows.

The VOLTANEUM® proprietary dielectric liquid provides non-conductive electrical insulation, stronger thermal stability, reduced exposure to dust, oxidation and vibration, and more predictable maintenance through fluid, filtration, acidity, moisture and dielectric strength monitoring.

The -40°C to 250°C range is indicated on VOLTANEUM® packaging. Quality control on the tested batch reports a -37°C pour point, a 196°C open flash point and observed dielectric breakdown voltage of 52 kV.

  • Electrical insulation for compatible immersion-ready equipment.
  • Direct heat transfer close to GPU, HPC and bare metal components.
  • Operational protection against dust, vibration and thermal stress.
  • Quality controls can cover fluid temperature, acidity, moisture, filtration and dielectric strength.

The VOLTANEUM® white paper download is available after entering a business email in the public page form.

Related pages

Frequently asked questions

What is an immersion cooling container?

The term can describe a tank, cabinet or industrial immersion capacity with fluid, supports, cabling, exchanger, CDU, monitoring and maintenance.

Does VOLTANEUM sell a shipping container?

The page mainly describes industrialized immersion capacity. The exact integration form depends on site, building, power, thermal loop and maintenance.

Which capacities are visible to customers?

Commercial formats are 10U, 20U and 37U, with tenant isolation, reserved power, cooling cost and DCIM visibility.

Why does containerized immersion matter for AI and HPC?

Because it brings density, cooling, energy, cabling and monitoring into usable capacity for GPU, AI and intensive computing workloads.

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