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QSFP-H40G-CU4M

The Cisco QSFP-H40G-CU4M is a cost-effective, high-performance 4-meter passive copper direct-attach cable designed for short-distance 40GbE connectivity between Cisco switches and routers, ideal for data centers seeking reliable used networking solutions.

SKU: QSFP-H40G-CU4M Brand: Product ID: 127113

Description

The Cisco QSFP-H40G-CU4M is a high-performance, direct-attach copper (DAC) cable designed for short-range 40GbE connectivity, making it an efficient and cost-effective solution for data centers and enterprise networking environments. This 4-meter passive cable features QSFP+ connectors on both ends, ensuring seamless integration with compatible Cisco networking equipment. With its low power consumption and minimal latency, it is ideal for high-speed interconnects between switches, routers, and servers within racks or adjacent racks. The durable, flexible design allows for easy cable management while maintaining high signal integrity and reliability.

Built to Cisco’s rigorous quality standards, this DAC cable supports a data transfer rate of up to 40Gbps, making it suitable for high-bandwidth applications. It operates within a low-power budget, eliminating the need for additional power sources or active components, reducing both operational costs and heat output. The QSFP-H40G-CU4M is fully compliant with industry standards, ensuring compatibility with a wide range of Cisco networking devices. Whether used in high-performance computing clusters or enterprise network backbones, this cable provides a dependable and scalable solution for high-speed networking needs.

Who We Are
 
ROC Telecom is a family-owned, Texas-based company specializing in helping businesses unlock value from their networking and telecom equipment. From routers and switches to optical gear and more, we provide a seamless solution for businesses looking to sell, recover assets responsibly, or buy quality-tested equipment at competitive prices.
 
What We Do
 
We make it easy to:
  • Sell Used Equipment: Get a quick, hassle-free quote and maximize the value of your old IT gear.
  • Buy Certified Networking Equipment: Access affordable, quality-tested equipment from top brands like Cisco, Juniper, Ciena, Fujitsu, Infinera and more.
Why Choose ROC Telecom?
  • Expertise You Can Trust: 15 years of experience in asset recovery and resale.
  • Sustainable IT Solutions: Reduce waste and support environmentally responsible practices.
  • Competitive Pricing: Fair, fast, and accurate valuations for all your equipment.
  • Free Shipping Logistics: Fast, secure, and hassle-free shipping or pickup options for buyers and sellers.
Our Process
  1. Submit a Request: You can use the “Buy” or “Sell” buttons above to get started — or fill out a form, call us at 585-406-1248, or email bailey@roctelecom.com. Whatever’s easiest for you, we’ll make it quick and hassle-free.
  2. Quick Evaluation: We’ll assess your equipment—whether you’re looking to sell it or find the right gear for your needs—and provide a fair offer.
  3. Simple Logistics: Fast, secure, and straightforward shipping or pickup solutions.
  4. Value Delivered: Recover funds from unused equipment or save on quality-tested networking and telecom gear.
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