# Used Passive Direct Attach Copper Cables (DACs)

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Language: en

Buy used passive direct attach copper cables (DACs), source repair spares or sell surplus. Provide itemized usage, configuration, repair and test information for individual items or bulk lists.

## Passive Direct Attach Copper Cables (DACs)

Passive direct-attach copper cables

Use passive DACs for supported short-reach, high-speed links, such as within a rack. Check device support, data rate and cable length.

- Applications

In-rack uplinks and short server-to-switch connections.

- Supply Scope

Point-to-point DACs · Breakout DACs · Different data rates and connector form factors

- 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

- Point-to-point DACs

- Breakout DACs

- Different data rates and connector form factors

- Options for different wire gauges and lengths

In-rack uplinks and short server-to-switch connections.

### Key Specifications

- Ports

Equipment, interfaces and protocols at both ends

- Data Rate

Link data rates supported by the equipment

- Length

Target reach and host-supported cable lengths

- Cable Configuration

Point-to-point or breakout configuration and lane mapping

- Compatibility

Host coding and firmware requirements

- Installation

Wire gauge, bend limits and port clearance

### Four Priority Checks

- 01Inspect connectors, latches, cable and shielding for damage

- 02Provide length, data rate and compatibility information

- 03Test each port and lane and review recorded bit errors

- 04Disclose repairs, rewiring and known defects 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.

### High-Speed Network Adapters

High-speed network adapters

For repairs, upgrades and surplus sales. Provide the model, firmware, ports and previous operating environment.

- Provide the model, firmware, ports and previous operating environment

- Check device detection, connectivity on every port and recorded errors

Check: protocol · data rate · form factor

### Data Center Switches

Data-center switches

For repairs, upgrades and surplus sales. Describe every port, PSU and fan, including known faults.

- Describe every port, PSU and fan, including known faults

- Provide operating system version, licensing and operational test information

Check: topology · ports · software

### Optical Transceivers

Optical transceivers

For repairs, upgrades and surplus sales. Provide the complete model, host coding and compatibility information.

- Provide the complete model, host coding and compatibility information

- Check link establishment, diagnostic data and available transmit/receive optical power readings

Check: host · form factor · optical link

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.