Product Type | 40GBASE-CR4 Active Copper Cable |
Cable Type | QSFP+ to QSFP+ Active Copper |
Length | 10 meters |
Connector Type | QSFP+ |
Form Factor | Plug-in module |
Application | 40 Gigabit Ethernet |
Minimum Bend Radius | 30 mm |
Power Consumption (typical) | 0.5 W (each end) |
Signal Integrity | Enhanced via active electronics |
Compatible Devices | Cisco switches and routers supporting QSFP+ |
Hot Swappable | Yes |
Cisco QSFP-H40G-ACU10M= 40GBASE-CR4 Active Copper Cable, 10m

Key Benefits

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- Ideal for enterprise and data center environments requiring high-speed 40GbE connections
- TAA compliance makes it suitable for government and federally funded projects
- Cisco's quality assurance ensures long-lasting, reliable network performance
Product Overview
The Cisco QSFP-H40G-ACU10M= is a high-performance 40GBASE-CR4 active copper cable engineered for 40 Gigabit Ethernet applications. With a length of 10 meters, this active copper solution provides a cost-effective connectivity option for top-of-rack and middle-of-row networking setups where optical solutions may not be necessary. Designed with precision by Cisco, a leader in networking technologies, this cable meets the quality and performance standards expected in enterprise and data center infrastructures.
As a TAA-compliant product, the QSFP-H40G-ACU10M= is suited for government and federally funded projects, ensuring adherence to trade agreement requirements. Manufactured in Mexico, it upholds consistent production quality and robust performance. The active electronics in the cable enable longer reach and better signal integrity compared to passive copper options, making it ideal for applications such as switch-to-switch and switch-to-server interconnections.
This 40GBASE-CR4 active copper cable balances scalability and efficiency, perfect for organizations seeking reduced latency and lower power consumption in their high-density computing environments. Its reliable construction and proven Cisco engineering help reduce downtime and maintenance, delivering long-term ROI.
Specifications
Product Overview
Physical & Environmental
Cable Jacket Material | PVC |
Conductor Material | Copper |
Operating Temperature | 0°C to 70°C |
Storage Temperature | -40°C to 85°C |
Relative Humidity (Operating) | 5% to 85% (non-condensing) |
Relative Humidity (Non-Operating) | 5% to 95% (non-condensing) |
Cable Diameter | Approx. 6 mm |
Color | Black |
Product Weight | Approximately 1.2 kg |
Cloud Management & Licensing
Cloud Management Compatibility | No (passive hardware) |
Interfaces
Interface Type | QSFP+ (Quad Small Form-factor Pluggable Plus) |
Data Transfer Rate | 40 Gbps |
Number of Channels | 4 (4 x 10Gbps) |
Transmission Medium | Active Copper |
Transceiver Type | Active Copper Cable (ACC) |
Compliance & Origin
Country of Origin | Mexico |
TAA Compliant | Yes |
RoHS Compliant | Yes |
Lead-Free Status | Yes |
Certifications | CE, FCC, UL |
Advanced Security Features
Security Features | Hardware connection only; no configurable security layer |