Vertiv

Data center power and thermal company whose CoolChip CDU family runs from a 70 kW liquid-to-air in-row unit to a 2,300 kW liquid-to-liquid in-row unit. It bought UK CDU and manifold maker CoolTera in December 2023, and its CDUs serve direct-to-chip and rear-door cooling loops.

CDU, Liquid-to-air CDU HQ Westerville, Ohio, USA Checked 9 Nov 2026

Smallest CDU: 70 kW Vertiv CoolChip CDU product page (models table), 9 Nov 2026
Largest CDU: 2,300 kW Vertiv CoolChip CDU product page (models table), 9 Nov 2026

Rating conditions

CDU 70: 70 kW @ 11°C ATD, liquid-to-air, in-row. CDU 121: 121 kW @ 4°C ATD, in-rack. CDU 600, 1350 and 2300: 600, 1,350 and 2,300 kW @ 4°C ATD, in-row liquid-to-liquid. CoolTera (UK, founded 2016) designs and builds CDUs, secondary fluid networks and manifolds; Vertiv signed the deal on 4 Dec 2023 and closed it on 8 Dec 2023.

Visit Vertiv Compare with alternatives Request a quote

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, Liquid-to-air CDU 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.: 70 1
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.: 2,300 1
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.: Not published
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 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 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.: Power and infrastructure major 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.: North America 1
HQ country Country of the vendor's (or brand owner's) headquarters.: United States 1
Headquarters Headquarters city and country as the vendor states it.: Westerville, Ohio, USA 3
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.: CoolChip CDU 70 (liquid-to-air), CDU 121 (in-rack), CDU 600, CDU 1350, CDU 2300; CDU, secondary fluid network and manifold engineering from CoolTera 1
Spec notes Rating conditions behind the numbers (approach temperature, water temperature, fluid), conflicting figures, and prototypes left out of the ranges.: CDU 70: 70 kW @ 11°C ATD, liquid-to-air, in-row. CDU 121: 121 kW @ 4°C ATD, in-rack. CDU 600, 1350 and 2300: 600, 1,350 and 2,300 kW @ 4°C ATD, in-row liquid-to-liquid. CoolTera (UK, founded 2016) designs and builds CDUs, secondary fluid networks and manifolds; Vertiv signed the deal on 4 Dec 2023 and closed it on 8 Dec 2023. 1

Sources

Vertiv CoolChip CDU product page (models table) accessed 2026-11-09
Vertiv CoolChip CDU 150 data sheet accessed 2026-11-09
Vertiv acquisition of CoolTera Ltd. boosts liquid cooling portfolio (Vertiv release) accessed 2026-11-09
MarketScreener: Vertiv subsidiaries completed the acquisition of CoolTera Ltd accessed 2026-11-09

Vertiv alternatives

Largest CDU

Boyd Thermal (Eaton) 2,300 kW3
Airedale by Modine 2,160 kW2
Cooler Master 2,500 kW1
Motivair by Schneider Electric 2,500 kW1
Nidec 2,000 kW1
nVent 2,000 kW1

See all CDU vendors.

Get quotes from Vertiv and similar vendors

Tell us what you need once. We send it to matching liquid cooling vendors and they reply to you directly.