Cisco Compatible 0.5m(2ft) 40G QSFP+ to 4x10G SFP+ Passive Direct Attach Copper Breakout Cable
#311001
SKU: 40G-QSFP-4S-CU*
1 Reviews
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Stock:
3000 in stock
Total Price:
$22.5
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Free shipping for orders over $99
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Available for delivery within 2 days
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3-year warranty
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30-day return and refund
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Lifetime technical support
Products Highlight
- Max Power Consumption <0.1W
- Compliant with Hot Pluggable QSFP+ MSA and SFP MSA Standard
- Supports 40G to 4×10G Ethernet interconnection
- Optics-free, Stable Short-range Connection Solution with Low Cost
- Low Insertion Loss and Ultra-low Crosstalk, with Outstanding Performance
- Compliant with RoHS Environmental Protection Standards (Lead-Free)
- After Rigorous Physical Verification Testing
- Specifications
- Features
- Applications
- Testing
- Resources
- FAQs
- Reviews
Specifications
Product Certification
Features
40G-QSFP-4S-CU is a high-performance passive copper cable assembly designed to bridge 40Gb/s and 10Gb/s network infrastructures. Compliant with SFF-8431 and SFF-8436 specifications, this cable features a single QSFP+ connector (40Gb/s) on one end and four independent SFP+ connectors (10Gb/s each) on the other, enabling seamless connectivity between 40GbE systems and 10GbE switches, servers, or adapter cards. Utilizing advanced signal integrity technology, it delivers a cost-effective solution for modern data center interconnects while eliminating the need for external power.
Applications
40G Direct Connection

Quality Testing Program
01. Product Hardware
02. Compatibility Testing
03. Quality Control
Resource
FAQs
Can LSOLINK provide 7m 40G breakout cables?
Can this cable be used with Cisco Nexus 93180YC-EX?
Can I choose different compatibility options at each end to connect different devices?
What are the advantages of copper breakout cables compared to optical module breakout solutions?
Customer Reviews
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Very pleased with the quality of the 40G QSFP+ to 4x10G SFP+ DAC. I ordered many different lengths of DAC cables and used them extensively, they all performed perfectly. Highly recommend these items which feature with great compatibility and excellent performing.