BLUEOPTICS Compatible H3C QSFP-40G-0.5M-CM BlueLAN QSFP Direct Attach Cable, 40GBASE-CR4, Ethernet/Infiniband QDR, 30AWG, 0.5 Meter (QSFP-40G-0.5M-CM-BL)

The BLUEOPTICS QSFP-40G-0.5M-CM-BL is a high-performance, cost-effective direct attach copper (DAC) cable designed for 40 Gigabit Ethernet and InfiniBand QDR applications. This passive twinax cable provides a reliable, low-latency connection for short-range links within data centers and enterprise networks. With a length of 0.5 meters and 30 AWG wire gauge, it is ideal for top-of-rack to server or switch connections, ensuring optimal signal integrity and minimal power consumption.

Advantages

This DAC cable offers a plug-and-play solution without the need for separate transceivers, reducing cost and complexity. It is hot-swappable and fully compatible with H3C networking equipment, ensuring seamless integration. The passive design consumes less than 0.1W, making it energy-efficient. Built with high-quality materials, it meets RoHS, CE, and FCC standards for environmental and safety compliance.

Suitable for

• Data center interconnects (server to switch, switch to switch)
• High-performance computing (HPC) clusters
• Enterprise network backbone connections
• Storage area networks (SAN)
• Telecommunications equipment

Key specifications

• Product Type: Direct Attach Cable (DAC)
• Cable Type: Twinax Copper
• Connector Type: QSFP+ to QSFP+
• Data Rate: 40 Gbps
• Ethernet Standard: 40GBASE-CR4
• InfiniBand Standard: QDR
• Cable Length: 0.5 Meter
• Wire Gauge: 30 AWG
• Transceiver Type: Passive
• Compatibility: H3C (Compatible)
• Hot-Swappable: Yes
• Power Consumption: < 0.1W
• Operating Temperature: 0°C to 70°C
• Storage Temperature: -40°C to 85°C
• Compliance: RoHS, CE, FCC

Recommendations

For optimal performance, ensure that both ends of the cable are securely connected to compatible QSFP+ ports. This cable is ideal for short-distance, high-speed connections within racks. For longer distances, consider active optical cables or fiber optic transceivers.