Used 10G DAC (Direct Attach Copper) Cable

Name: Used 10G DAC (Direct Attach Copper) Cable
Brand: Various

Market Price

Request Quote — No current market data

Our sourcing team will find pricing within 4 hours

Request Quote →

Available by Request

Last verified: 2026-05-11

Selling this part? Place an ask · Talk to a specialist · parts@caladansemi.com

✓Tested & inspected

✓Documentation included

✓Fast worldwide shipping

✓30-day functional warranty

✓Escrow payment available

Pricing

Price on request — quote in 4 hours

Market pricing for Used 10G DAC (Direct Attach Copper) Cable moves with condition and availability. Our sourcing team will quote current pricing within 4 business hours.

Get an exact quote →parts@caladansemi.com

How much does a used Used 10G DAC (Direct Attach Copper) Cable cost in 2026?

Pricing for used Used 10G DAC (Direct Attach Copper) Cable units varies by condition and configuration. Contact us for current 2026 market pricing. Get a quote.

Used Various Data Center Networking vs. buying new: is it worth it in 2026?

Used (2026)

✓Priced below new OEM

✓Inspected and functionally tested before shipment

✓30-day functional warranty

New OEM

—Full OEM list price

—Factory lead times apply

—New condition, full warranty

—Factory support included

Most buyers in 2026 choose used for cost and speed. OEM new is preferred when full factory support or first-article qualification is required.

What's included with a used Used 10G DAC (Direct Attach Copper) Cable from Caladan Semi?

Every unit Caladan sources in 2026 is inspected and documented before sale. Here's what you get:

✓Functional test report and inspection photos
✓Available documentation (manuals, service records where available)
✓Availability: Available to Source — contact for current inventory
✓Export compliance documentation (EAR99 or ECCN classification provided)

10G DAC Specifications and Compatible Tools

Key specs: 10Gbps data rate, 1.2V–3.3V DC, 0.5W power consumption, 3dB max insertion loss. Compatible with:

Cisco Nexus 3548 (2015–2018)
Arista 7280 (2017–2020)
HPE 5900 Series (2016–2019)
Juniper QFX5100 (2018–2021)
Warning: Not compatible with QSFP-100G-SR4 modules (part #QSFP-100G-SR4-123). Verify MSA compliance for mixed-vendor deployments.

What to Check Before Buying a Used 10G DAC in 2026

Visual inspection: Reject cables with bent pins (>0.1mm deviation) or frayed shielding.
Continuity test: Use a time-domain reflectometer (TDR) to confirm <5ns propagation delay.
Resistance check: Measure DC resistance with a multimeter (<0.5Ω per lane).
Insertion loss: Test with a 850nm optical power meter (<0.3dB loss at 10G).
Age verification: Avoid cables manufactured pre-2018 (higher risk of connector oxidation).

FAQ

Q: Are used 10G DACs reliable for 2026 data centers?
A: Yes, if recertified to IEEE 802.3bj and tested for insertion loss.

Q: How to test signal integrity without specialized tools?
A: Use a multimeter for continuity and a USB-based TDR (e.g., Fluke Networks DSX-8000).

Q: 10G DAC vs. SFP+ transceiver — which is better?
A: DACs are lower-latency and cheaper for short-range (<10m) links. SFP+ modules support longer distances but require optics.

Q: Can a 10G DAC work in a 40G switch?
A: Only if the switch is configured for 1