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Arista

Arista CAB-Q-Q-0.5M | 40G DAC | QSFP+ to QSFP+ | 40GBASE-CR4 | twinax passive | wavelength: N/A | reach: 0.5m | connector: QSFP+

Arista CAB-Q-Q-0.5M | 40G DAC | QSFP+ to QSFP+ | 40GBASE-CR4 | twinax passive | wavelength: N/A | reach: 0.5m | connector: QSFP+

SKU:CAB-Q-Q-0.5M

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Description

High-performance passive twinax direct-attach cable for short 40GbE interconnects between QSFP+ ports. Optimized for low-latency, low-power top-of-rack or adjacent switch/server links over 0.5 meters.

Features

- Plug-and-play QSFP+ 40G direct attach
- Ultra-low latency and power
- Cost-effective for short-reach links
- Durable twinax construction with excellent EMI performance
- Ideal for top-of-rack and switch-to-server connections

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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Technical Specifications

Technical Specifications

- Data rate: 40GbE
- Form factor: QSFP+ to QSFP+
- Standard: 40GBASE-CR4 (IEEE 802.3ba)
- Cable type: Passive copper twinax
- Length: 0.5 meter
- Lane configuration: 4x10G lanes (CR4) straight-through
- Latency: Near-zero (passive)
- Power: No active components in the cable
- Compliance: QSFP+ MSA (SFF-8436)
- Typical use: Top-of-rack/adjacent device interconnects

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