Used 10G DAC (Direct Attach Copper) Cable

Name: Used 10G DAC (Direct Attach Copper) Cable
Brand: Various
Price: 45 USD
Availability: InStock

Market Price

→ Stable

$10–$80

Typical secondary market pricing · USD

Low $10Avg $45High $80

Save 50-70% vs OEM new

Aggregated from secondary market sources · Not a guaranteed offer

Available by Request

Last verified: 2026-05-11

Request Quote · $10 – $80

Talk to a specialist · parts@caladansemi.com

✓Tested & inspected

✓Documentation included

✓Fast worldwide shipping

✓30-day functional warranty

✓Escrow payment available

Market Data

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

A used Used 10G DAC (Direct Attach Copper) Cable from Various typically sells for $10 – $80 on the secondary market in 2026. That's a savings of 50-70% compared to new OEM pricing. Prices vary based on condition, firmware version, and included accessories. Request a quote for current availability.

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

Used (2026)

✓Save 50-70% vs. new OEM

✓Lead time: 2-4 weeks

✓Condition: B grade

✓30-day functional warranty

New OEM

—Full OEM price (1–2.5× used)

—Lead times: 12–52 weeks

—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:

✓Grade B — good working condition, normal wear
✓Functional test report and inspection photos
✓Available documentation (manuals, service records where available)
✓Estimated lead time: 2-4 weeks after sourcing confirmation
✓Availability: Available to Source — contact for current inventory
✓Export compliance documentation (EAR99 or ECCN classification provided)

How Much Does a Used 10G DAC Cable Cost in 2026?

Used 10G DAC cables (e.g., QSFP-10G-SR, SFP-10G-SR) will range from $15 to $45 in 2026, depending on length (1m–5m) and OEM. Refurbished units with lifetime warranties typically cost $30–$60, saving 50–70% vs. new ($100–$150). Savings narrow for active DACs with built-in electronics. Caveat: Cables longer than 5m may require recertification for 2026’s stricter IEEE 802.3bj latency standards.

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