DCX Liquid Cooling Systems

Warsaw-based maker of facility-scale CDUs (FDUs) up to 8.15 MW, eCDUs from 0.6 to 2.6 MW, in-rack CDUs and immersion enclosures. Its 8 MW FDU targets 45°C warm water for NVIDIA GB200/GB300 NVL72 and Vera Rubin, and LITEON is taking a 25% stake.

CDU, Immersion, single-phase, Manifolds, Fluids HQ Warsaw, Poland Checked 9 Nov 2026

Smallest CDU: 600 kW DCX eCDU portfolio release (Mar 2026), 9 Nov 2026
Largest CDU: 8,150 kW DCX 8 MW FDU release (Jan 2026), 9 Nov 2026

Rating conditions

FDU V2AT2: up to 8.15 MW at 2°C approach, 45°C warm water. eCDU: 0.6–1.2 MW (entry) and 2.6 MW per device (enterprise). LITEON agreed in September 2026 to buy about 25% of DCX for about $176M.

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Datasheet

Source on every value

Technologies Liquid cooling product types the vendor sells today. 'Liquid-to-air CDU' is a sidecar unit or heat dissipation unit that needs no facility water. 'Two-phase cold plate' boils a refrigerant or dielectric on the chip.: CDU, Immersion, single-phase, Manifolds, Fluids 1
Smallest CDU kW Rated cooling capacity of the smallest shipping CDU in the line, as the vendor publishes it. Rating conditions (approach temperature, fluid) are in the spec notes. Blank when not published.: 600 3
Largest CDU kW Rated cooling capacity of the largest shipping CDU, as the vendor publishes it. Prototypes and announced-only units are left out and named in the spec notes. Blank when not published.: 8,150 2
GPU platforms (vendor-stated) GPU or rack platforms the vendor itself names as supported, certified or targeted, such as NVIDIA GB200 NVL72 or Vera Rubin. Vendor statements only, each with a source. Blank when the vendor names none.: NVIDIA GB200 NVL72; NVIDIA GB300 NVL72; NVIDIA Vera Rubin 2
Level Where the products sit: in the server, in the rack, in the row, or at facility scale (skid or facility distribution unit).: In-rack, In-row, Facility 1
Coolant Coolant on the IT side: water-glycol (PG25 and similar), single-phase dielectric (oils, GTL, synthetic hydrocarbons) or two-phase dielectric or refrigerant.: Water-glycol, Dielectric, 1-phase 1
Max per rack kW Highest rack density the vendor publishes for its own system (immersion tank, in-rack CDU, rear door or OEM rack). Filled only when the vendor states a per-rack figure.: Not published
Rear door max kW Highest published heat removal of the vendor's rear-door heat exchanger, per rack.: Not published
Vendor type Liquid cooling specialist, thermal and HVAC major, power and data center infrastructure major, server OEM, component maker (cold plates, connectors, CDUs sold to OEMs) or fluid supplier.: Specialist 1
Parent company Owner or controlling shareholder when the vendor sits inside a larger group, such as CoolIT under Ecolab or Motivair under Schneider Electric.: Not published
HQ region Region of the vendor's (or brand owner's) headquarters.: Europe 1
HQ country Country of the vendor's (or brand owner's) headquarters.: Poland 1
Headquarters Headquarters city and country as the vendor states it.: Warsaw, Poland 1
Manufacturing Regions or sites where the vendor says it builds liquid cooling products. Blank when not published.: Not published
Key products Main product lines and model names for data center liquid cooling.: FDU 8 MW (V2AT2), FDU 5 MW, eCDU 600/1200 and 1380/2600 (0.6–2.6 MW), InRack CDU, H1000 and Edge immersion enclosures, Thermasafe R fluid, dry coolers 1
Spec notes Rating conditions behind the numbers (approach temperature, water temperature, fluid), conflicting figures, and prototypes left out of the ranges.: FDU V2AT2: up to 8.15 MW at 2°C approach, 45°C warm water. eCDU: 0.6–1.2 MW (entry) and 2.6 MW per device (enterprise). LITEON agreed in September 2026 to buy about 25% of DCX for about $176M. 1

Sources

DCX product overview accessed 2026-11-09
DCX 8 MW FDU release (Jan 2026) accessed 2026-11-09
DCX eCDU portfolio release (Mar 2026) accessed 2026-11-09
DCD: LITEON purchases 25 percent stake in DCX accessed 2026-11-09

DCX Liquid Cooling Systems alternatives

Largest CDU

Carrier 5,000 kW3
Supermicro 5,000 kW1
CoolIT Systems 3,000 kW1
Cooler Master 2,500 kW1
Motivair by Schneider Electric 2,500 kW1
Boyd Thermal (Eaton) 2,300 kW3

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