40G QSFP+ to 4x10G SFP+ Passive DAC Breakout Cable 1m/3m/5m, 100% Compatible with Cisco, Huawei & NVIDIA Mellanox
40G QSFP+ to 4x10G SFP+ Passive DAC Breakout Cable 1m/3m/5m, 100% Compatible with Cisco, Huawei & NVIDIA Mellanox
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40G QSFP+ to 4x10G SFP+ Passive DAC Breakout High-Speed Copper Cable 1m/3m/5m | 100% Compatible with Cisco, Huawei & NVIDIA Mellanox
OptiSolid 40G QSFP+ to 4x10G SFP+ DAC breakout cable provides high-speed 40G to 4-channel 10G low-latency interconnection for data centers, enterprise networks and AI computing clusters. Passive design, no power supply required, fully programmed and tested for seamless compatibility with Cisco, Huawei and NVIDIA Mellanox 40G QSFP+ switches and 10G SFP+ servers/adapters.
- ✅ 100% Compatible with Cisco, Huawei and NVIDIA Mellanox 40G QSFP+ & 10G SFP+ ports
- ✅ Breakout Design: 1x 40G QSFP+ to 4x 10G SFP+ connectors, flexible network expansion
- ✅ Passive DAC cable, low power consumption, zero noise, ultra-low latency
- ✅ Available lengths: 1m, 3m, 5m for rack/server/switch interconnection
- ✅ Hot-pluggable connectors, plug-and-play, no configuration needed
- ✅ Supports 40GBASE-CR4 QSFP+ to 4x10GBASE-CR1 SFP+ transmission
- ✅ Full DOM/DDM monitoring support for compatible devices
- ✅ Commercial operating temperature: 0°C ~ 70°C
Full Compatibility List
Widely Compatible with Major Brand 40G/10G Devices:
✅ Cisco Series
Nexus 9000/7000/5000 40G QSFP+ Switches, Catalyst 9500 Series, 10G SFP+ Servers & Routers
✅ Huawei Series
CE6800/7800/8800/9800 40G Data Center Switches, S5700/S6700 10G SFP+ Switches
✅ NVIDIA Mellanox Series
Spectrum 40G QSFP+ Switches, ConnectX-4/5/6 10G SFP+ Adapters, BlueField DPUs, InfiniBand Systems
Technical Specifications
| Product Type | 40G QSFP+ to 4x10G SFP+ Passive DAC Breakout Cable |
| Data Rate | 40GBASE-CR4 (QSFP+) to 4×10GBASE-CR1 (SFP+) |
| Connector | 1x QSFP+ to 4x SFP+ (Dual/Quad Connectors) |
| Available Lengths | 1 Meter, 3 Meters, 5 Meters |
| Transmission Medium | 24AWG Passive Copper Twinax Cable |
| DOM Support | Full DDM/DOM Monitoring (SFF-8472 Compliant) |
| Operating Temperature | 0°C ~ 70°C (Commercial Grade) |
| Power Consumption | Passive (0W, No External Power Required) |
Typical Applications
- Data center 40G QSFP+ switch to 4x10G SFP+ server interconnection
- 40G network port splitting into 4 independent 10G channels
- AI cluster, HPC system and cloud data center high-speed links
- Enterprise core switch 40G uplink/downlink breakout connection
- Rack-to-rack 40G/10G hybrid network deployment
Frequently Asked Questions
Q: Is this breakout DAC cable plug-and-play with Cisco/Huawei/Mellanox devices?
A: Yes, 100% plug-and-play, no drivers or configuration required.
Q: Is this a passive or active breakout cable?
A: Passive DAC cable, low power and highly stable for short-range breakout connections.
Q: Can I split 40G port into 4 independent 10G ports with this cable?
A: Yes, it perfectly converts one 40G QSFP+ port into four 10G SFP+ ports.
Q: Does it support InfiniBand for Mellanox devices?
A: Yes, fully supports 40G/10G InfiniBand and Ethernet modes.
Q: What is the maximum transmission distance?
A: Passive breakout DAC is recommended for up to 5m; we offer active cables for longer distances if needed.
Legal Disclaimer
OptiSolid is an independent company. Not affiliated with, endorsed by, or sponsored by Cisco Systems, Inc., Huawei Technologies Co., Ltd. or NVIDIA Corporation. All brand names, trademarks and model numbers are used solely for compatibility demonstration purposes.
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