Cisco QSFP-H40G-CU1M – 40G QSFP+ Direct Attach Copper Cable (DAC)
Overview of Cisco QSFP-H40G-CU1M Cable
The Cisco QSFP-H40G-CU1M is a high-performance 40G QSFP+ Direct Attach Copper (DAC) cable designed for short-distance, high-speed data center connectivity. It provides a cost-effective and energy-efficient solution for connecting QSFP+ ports in switches, routers, and servers within racks or adjacent racks.
This cable is widely used in modern data centers, enterprise networks, and cloud infrastructure where reliable 40 Gigabit Ethernet connectivity is required with low latency and high stability.
Key Features of Cisco QSFP-H40G-CU1M
- 40G High-Speed Connectivity – Supports 40 Gigabit Ethernet performance
- 1 Meter Length – Ideal for rack-to-rack or within-rack connections
- Direct Attach Copper (DAC) – Low-cost, low-power alternative to fiber optics
- QSFP+ Interface – Compatible with Cisco QSFP+ ports
- Plug-and-Play Design – No additional configuration required
- Low Latency Performance – Ensures fast and stable data transfer
- Energy Efficient – Consumes less power compared to optical transceivers
- High Reliability – Designed for enterprise-grade networking environments
Specification table for the Cisco QSFP-H40G-CU1M – 40G QSFP+ Direct Attach Copper Cable
| Specification | Details |
|---|
| Part Number | Cisco QSFP-H40G-CU1M |
| Type | 40GBASE-CR4 QSFP+ Passive Direct Attach Copper Cable (DAC) |
| Connector | QSFP+ to QSFP+ |
| Data Rate | 40 Gbps |
| Cable Length | 1 meter |
| Cable Construction | Twinax copper |
| Power Consumption | ~1.5 W |
| Operating Temperature | 0 °C to 70 °C (32 °F to 158 °F) |
| Storage Temperature | -40 °C to 85 °C (-40 °F to 185 °F) |
| Standards Compliance | IEEE 802.3ba, QSFP+ MSA (SFF-8436) |
| RoHS Compliant | Yes |
| Typical Use | Short-reach 40 Gb Ethernet links between QSFP+ ports (e.g., switch-to-switch/server) |
| Pull Tab Color | Beige |
| Dimensions | ~13.5 × 18.4 × 72.4 mm |
Why Choose Cisco QSFP-H40G-CU1M DAC Cable?
The Cisco QSFP-H40G-CU1M is an ideal solution for high-speed short-range connectivity where fiber optic cables are not necessary. It provides:
- ✔ Faster deployment with plug-and-play installation
- ✔ Lower cost compared to optical fiber solutions
- ✔ Reduced power consumption
- ✔ High reliability for mission-critical data transfer
It is especially useful in leaf-spine data center architecture where high-bandwidth, low-latency connections are required between switches.
Best Applications
- Data Center Interconnect (within racks)
- Cloud Infrastructure Networking
- High-Speed Switch-to-Switch Connections
- Server-to-Switch Connectivity
- Enterprise Core Networking
Cisco QSFP-H40G-CU1M Price in Bangladesh
The price of the Cisco QSFP-H40G-CU1M 40G DAC Cable in Bangladesh depends on availability, stock condition, and supplier pricing. As a Cisco enterprise-grade product, it ensures premium quality and long-term reliability for professional networking environments.
Where to Buy Cisco QSFP-H40G-CU1M in Bangladesh
We offer:
- 100% genuine Cisco products
- Competitive pricing
- Fast delivery across Bangladesh
- Technical support for enterprise networking
Conclusion
The Cisco QSFP-H40G-CU1M 40G QSFP+ DAC Cable is a reliable, cost-effective, and high-performance solution for short-distance 40G connectivity. It is perfect for modern data centers and enterprise networks requiring stable and high-speed interconnections.
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