Blue Cable Co 40GbE QSFP+ passive direct attach copper (DAC) cables provide a power-efficient, plug-and-play alternative to optical fibre for short-reach 40G connections between QSFP+ ports, compatible with NVIDIA Mellanox platforms. Available in lengths from 1m to 5m, these passive copper cables require no additional power and deliver reliable 40Gb/s Ethernet connectivity across four lanes. Each cable is tested in our state-of-the-art lab in Sydney, Australia to ensure NVIDIA Mellanox platform compatibility, stocked and shipped from Sydney, Australia, and backed by Blue Cable Co's 5-year advanced hardware replacement warranty.
- Plug-and-play passive DAC — no power supply or configuration required
- 40GbE QSFP+ to QSFP+ passive direct attach copper cable, NVIDIA Mellanox compatible
- Available in 1m, 2m, 3m, 4m, and 5m lengths — select your variant above
- Four-lane passive copper construction operating at up to 40Gb/s aggregate
- SFF-8685 compliant QSFP+ connectors with SFF-8636 compliant I2C management interface
- BER better than 1E-15
- Maximum power consumption: 0.1W
- Operating case temperature range: 0°C to +70°C
- RoHS compliant
- Tested in Blue Cable Co's Sydney lab for NVIDIA Mellanox platform compatibility
- Stocked in Sydney, Australia for fast local dispatch
- Backed by Blue Cable Co's 5-year advanced hardware replacement warranty