# Used Precision Cooling

Canonical URL: https://aicomputexos.com/en/used/item/precision-ac/

Language: en

Buy used precision cooling, source repair spares or sell surplus. Provide itemized usage, configuration, repair and test information for individual items or bulk lists.

## Precision Cooling

Precision cooling systems

Select precision cooling for the data center's heat load and operating environment, checking cooling method, supply and return airflow, electrical supply and site conditions.

- Applications

Facility temperature control, data center development, expansion and cooling replacements.

- Supply Scope

Room-level precision cooling · In-row cooling · Direct-expansion or chilled-water systems

- 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

- Room-level precision cooling

- In-row cooling

- Direct-expansion or chilled-water systems

- Outdoor units, controls and installation accessories

Facility temperature control, data center development, expansion and cooling replacements.

### Key Specifications

- Heat Load

Facility heat load, target temperature and expansion plan

- Cooling Design

Direct-expansion, chilled-water or other cooling methods

- Airflow Path

Supply/return direction, air distribution and aisle arrangement

- Electrical

Voltage, frequency, power and redundancy

- Site Conditions

Piping, water supply, outdoor units and installation space

- Delivery Scope

Main units, installation, commissioning, maintenance and acceptance scope

### Four Priority Checks

- 01Provide service age, repair, maintenance and alarm records

- 02Check the cooling method, capacity documentation and available operational tests

- 03Inspect compressors, fans, heat exchangers, corrosion and leaks

- 04Agree dismantling, refrigerant handling, transport, reinstallation and acceptance requirements

## 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.

### Liquid-Cooling Systems & CDUs

Liquid cooling systems and CDUs

For repairs, upgrades and surplus sales. Provide the coolant used and cleaning, maintenance and repair history.

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

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

Check: heat load · cooling architecture · hydraulics

### 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.