Blue Cable Co | NVIDIA Mellanox Compatible 40GbE QSFP+ to QSFP+ Passive DAC Cable

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

- NVIDIA Mellanox compatible 40GbE QSFP+ to QSFP+ passive DAC cable
- Plug-and-play — no power or configuration required
- Available in 1m, 2m, 3m, 4m, and 5m lengths
- Four-lane passive copper, up to 40Gb/s aggregate
- SFF-8685 QSFP+ compliant with SFF-8636 I2C management interface
- BER better than 1E-15, 0.1W maximum power consumption
- RoHS compliant
- Tested in Blue Cable Co's Sydney lab for NVIDIA Mellanox platform compatibility
- Stocked in Sydney, Australia for fast local dispatch
- 5-year advanced hardware replacement warranty from Blue Cable Co

5-Year Advanced Warranty on All Blue Cable Co® Products

Blue Cable Co® offers a comprehensive 5-Year Advanced Warranty on all our branded products. Our advanced warranty ensures fast, hassle-free replacements to keep your network running smoothly. If a fault occurs, we’ll deliver a replacement part before you return the faulty item—minimising downtime and giving you complete peace of mind.

Choose Blue Cable Co® for reliable, high-quality network components backed by industry-leading warranty support.