BlueLAN QSFP-40G-1M-CM-BL Compatible H3C QSFP Direct Attach Cable, 40GBASE-CR4, 30AWG, 1 Meter

The BlueLAN QSFP-40G-1M-CM-BL is a high-performance, passive direct attach copper (DAC) cable designed for 40 Gigabit Ethernet and InfiniBand QDR applications. It is fully compatible with H3C QSFP-40G-1M-CM ports, providing a cost-effective and reliable solution for short-range, high-speed interconnects within data centers and enterprise networks.

Advantages

This cable offers low power consumption (<0.5W), minimal latency, and excellent signal integrity over a 1-meter length. Its passive twinax design ensures plug-and-play simplicity without the need for external power or signal conditioning. The 30 AWG wire gauge and PVC jacket provide durability and flexibility for easy cable management.

Suitable for

• Data center top-of-rack to server or switch connections
• High-performance computing clusters
• Enterprise network backbone links
• InfiniBand QDR fabric interconnects

Key specifications

• Cable Type: Direct Attach Copper (DAC)
• Connector Type: QSFP+ to QSFP+
• Data Rate: 40 Gbps
• Ethernet Standard: 40GBASE-CR4
• Cable Length: 1 Meter
• Wire Gauge: 30 AWG
• Supported Protocols: Ethernet, InfiniBand QDR
• Compatibility: H3C QSFP-40G-1M-CM
• Impedance: 100 Ohm
• Jacket Material: PVC
• Operating Temperature: 0°C to 70°C
• Power Consumption: < 0.5W
• 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-bandwidth connections within racks or between adjacent racks. Avoid excessive bending or pulling to maintain signal quality.