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Cisco

Cisco QSFP-100G-CU3M | 100G QSFP28 DAC | 100GBASE-CR4 | Passive Twinax | 3 m | QSFP28-to-QSFP28

SKU:QSFP-100G-CU3M

Stock Status: Enquire

Regular price $401.50 AUD
Regular price
$401.50 AUD
$401.50 AUD
Regular price
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Condition

Description

High-density 100G direct-attach copper cable for short-reach links in TOR/leaf-spine fabrics. QSFP28 to QSFP28, passive twinax design minimizes latency and power for cost-effective 100G interconnects up to 3 meters.

Features

- Cost-optimized 100G short-reach interconnect
- Ultra-low latency, no optical conversion
- Passive design for minimal power consumption
- QSFP28-to-QSFP28 for straightforward 100G deployments
- MSA-compliant for broad interoperability

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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FAQs

Technical Specifications

FAQs

Q: Is this cable active or passive?
A: It is a passive twinax DAC requiring the host ports to provide signal conditioning as per 100GBASE-CR4.

Q: What devices is it compatible with?
A: Any QSFP28 100G port that supports 100GBASE-CR4 per the QSFP28 MSA and SFF-8636 management specification.

Q: Can this replace an optical transceiver for short runs?
A: Yes, for short distances up to 3 m a passive DAC offers lower cost, lower latency, and lower power than optical links.

Technical Specifications

- Data rate: 100 Gb/s
- Form factor: QSFP28
- Interface type: Direct Attach Copper (DAC), passive twinax
- Base standard: 100GBASE-CR4
- Lane configuration: 4×25G NRZ
- Connector: QSFP28 male to QSFP28 male
- Reach: up to 3 m
- Power: passive (no external power)
- Management compliance: SFF-8636
- Cable jacket color: Black/Grey (vendor dependent)
- Typical applications: TOR switch-to-switch or switch-to-server short links

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