QSFP-100G-CU Passive Copper Direct Attach Cable (DAC)

Brand: Cisco (or compatible) · SKU: QSFP-100G-CU · MPN: QSFP-100G-CU · Category: Networking

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The QSFP-100G-CU refers generally to a series of Cisco 100GBASE-CR4 Passive Copper Direct Attach Cables (DACs) in the QSFP form factor, available in various lengths (e.g., 1m, 1.5m, 2m, 3m, 5m). These cables are designed for high-density, low-power, short-distance 100 Gigabit Ethernet connectivity, commonly used within data centers and for interconnections across adjacent racks. They feature QSFP28 connectors on both ends and use passive twinax copper cable construction, offering a cost-effective solution with low latency. They are typically compliant with IEEE 802.3bm and MSA standards like SFF-8665 and SFF-8636. Power consumption is low, often around 1.5W. Different lengths may use different wire gauges (AWG).

Specifications

Data Rate100 Gbps
Cable TypePassive Direct Attach Copper Cable (DAC)
ComplianceIEEE 802.3bm, QSFP28 MSA, SFF-8665, SFF-8636
Max DistanceVaries (e.g., 0.5m to 5m, or up to 7m/10m for some compatible versions)
Connector TypeQSFP28 to QSFP28
Power Consumption1.5 W (Typical)
Commercial Temperature Range0 to 70°C (32 to 158°F)
WarrantyVaries by vendor (Compatible versions often offer Limited Lifetime Warranty)
WeightNot Available
DimensionsVaries by specific length (e.g., 1.5 x 18.4 x 72.4 mm for the module part of a 3m cable)

Key Features

The QSFP-100G-CU is a passive copper direct attach cable (DAC) providing 100Gbps connectivity over short distances in data center environments. It is a low-power, cost-effective solution that plugs directly into QSFP28 ports.

Frequently Asked Questions

Is this product genuine OEM?

Yes, this QSFP-100G-CU Passive Copper Direct Attach Cable (DAC) (QSFP-100G-CU) is 100% genuine Cisco (or compatible) hardware. All our products are verified by certified technicians and come with clean serial numbers ready for service contract registration.

What warranty is included?

This QSFP-100G-CU Passive Copper Direct Attach Cable (DAC) includes our standard 3-Year Warranty covering all manufacturing defects. We also offer advanced replacement options for minimal downtime.

How long does shipping take?

We offer free ground shipping which typically takes 3-5 business days. Expedited shipping options are available at checkout for faster delivery.

Can I return this product?

Yes, we have a 30-day return policy on all products. Restocking fees may apply for opened items. Please see our return policy for complete details.

Is the QSFP-100G-CU Passive Copper Direct Attach Cable (DAC) compatible with my system?

Please check the specifications tab for detailed compatibility information. Our technical team is available to assist with compatibility questions for the QSFP-100G-CU.

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