# Used Liquid-Cooling Systems & CDUs

Canonical URL: https://aicomputexos.com/en/used/item/liquid-cooling/

Language: en

Buy used liquid-cooling systems & CDUs, source repair spares or sell surplus. Provide itemized usage, configuration, repair and test information for individual items or bulk lists.

## Liquid-Cooling Systems & CDUs

Liquid cooling systems and CDUs

Source liquid-cooling systems, CDUs and connection components for server cooling needs and facility conditions. Confirm the heat-transfer method and the complete cooling loop.

- Applications

High-power GPU server cooling, rack liquid-cooling retrofits and new liquid-cooling projects.

- Supply Scope

Cold-plate liquid-cooling systems · Coolant distribution units (CDUs) · Rack- or room-level heat exchange equipment

- Information for an Inquiry

Complete model or configuration, quantity, equipment location or destination, and required dates. Quote, condition, accessories and warranty are confirmed separately.

## Confirm configuration and condition separately

Review the checks for this category. Provide available tests, test conditions and outstanding uncertainties separately.

### Common Types & Supporting Components

- Cold-plate liquid-cooling systems

- Coolant distribution units (CDUs)

- Rack- or room-level heat exchange equipment

- Piping, sensors and management accessories

High-power GPU server cooling, rack liquid-cooling retrofits and new liquid-cooling projects.

### Key Specifications

- Heat Load

Server heat load, rack count and expansion

- Architecture

Actual heat-transfer method and primary/secondary loop conditions

- Hydraulics

Flow, pressure, supply/return temperatures and dew-point control

- Coolant

Coolant, material and water-quality requirements

- Interconnects

Cold plates, manifolds, fittings and pipe diameters

- Delivery Scope

Equipment, installation, controls, testing and acceptance boundaries

### Four Priority Checks

- 01Provide the coolant used and cleaning, maintenance and repair history

- 02Check pumps, heat exchangers, controls and available pressure and leak tests

- 03Inspect corrosion, deposits, fittings and known leak points

- 04Agree dismantling, re-cleaning, installation and acceptance separately

## Actual Product Documentation & Delivery Terms

Itemize quantity, equipment location, actual photos, usage, repairs, known defects and available tests by model, serial number or asset tag. Identify untested or unverifiable information and provide test date, environment, method and results together.

Confirm quotation, packaging, freight, acceptance, warranty, returns and applicable cross-border terms for the actual goods. Label used, unused stock, refurbished, repair-required and scrap items separately. For equipment with storage media, confirm prior-data handling and removal of management accounts.

## Related Equipment & Parts

Check the platform and application together to avoid mismatches between main equipment and accessories.

### Precision Cooling

Precision cooling systems

For repairs, upgrades and surplus sales. Provide service age, repair, maintenance and alarm records.

- Provide service age, repair, maintenance and alarm records

- Check the cooling method, capacity documentation and available operational tests

Check: heat load · cooling design · airflow

### CPU/GPU Liquid-Cooling Cold Plates

CPU and GPU cold plates

For repairs, upgrades and surplus sales. Describe previous coolant, usage, cleaning and repairs.

- Describe previous coolant, usage, cleaning and repairs

- Inspect corrosion, deposits, seals and mounting surfaces

Check: platform · thermal load · materials

### Server Fans & Fan Modules

Server fans and fan modules

For repairs, upgrades and surplus sales. Describe usage, abnormal noise, repairs and bearing condition.

- Describe usage, abnormal noise, repairs and bearing condition

- Check speed, speed control, feedback signals and available alerts

Check: platform · electrical · performance

Images illustrate product categories. Some show related equipment or application scenes. They do not identify a specific model, connector, configuration, available stock or used condition. Confirm appearance, specifications, condition and delivery terms against the agreed product documentation and order.