What is the primary function of the HPE X240 JH695A DAC cable? +
The JH695A is a 3-meter Direct Attach Copper (DAC) cable designed for high-speed, low-latency 10G connectivity. It features integrated SFP+ connectors on both ends, allowing for a seamless, cost-effective plug-and-play connection between switches, routers, or server network interface cards within the same rack or adjacent cabinets.
Can I use the JH695A for connecting devices from different manufacturers? +
This cable is specifically engineered for Aruba and HPE networking hardware. While SFP+ form factors are standardized, using HPE-branded cables ensures full compatibility and optimal signal integrity within the Aruba ecosystem. It is recommended to verify your specific switch model's compatibility matrix to ensure seamless link-up during deployment.
What is the maximum effective distance for the HPE JH695A? +
The JH695A is a passive copper cable with a fixed length of 3 meters. Passive DAC cables are ideal for short-reach, top-of-rack, or end-of-row deployments where the distance between devices is minimal. Because it does not require active signal amplification, it offers extremely low power consumption and latency compared to optical transceivers.
Does the JH695A require additional SFP+ transceivers to function? +
No, the JH695A is an all-in-one cable assembly with SFP+ connectors permanently attached at both ends. This eliminates the need to purchase separate transceiver modules and fiber patch cords, significantly reducing your hardware footprint and simplifying the installation process while lowering the overall total cost of ownership for your 10G links.
Is the JH695A suitable for data center top-of-rack deployments? +
Yes, this cable is purpose-built for high-density data center environments. Its 3-meter length is perfect for connecting Top-of-Rack switches to servers or stacking switches together. Its robust shielding and passive design make it a reliable, energy-efficient choice for cooling-sensitive environments where minimizing power draw and heat generation is critical.
How does the performance of this DAC cable compare to optical fiber? +
The JH695A provides near-zero latency for 10GbE connections, often outperforming fiber optics in very short reach scenarios. By removing the need for electrical-to-optical conversion, you benefit from reduced power consumption and lower costs. It is the preferred choice for intra-rack cabling where the distance constraints of copper are not a limiting factor.
What are the power requirements for the HPE X240 10G SFP+ cable? +
As a passive Direct Attach Copper cable, the JH695A consumes virtually zero power. Unlike active optical cables or standard SFP+ transceivers that require power to drive laser components, this DAC draws no power from the switch port. This is a significant advantage when managing total power budgets in high-density switch configurations.
How should I manage the cable slack of the 3-meter JH695A? +
Given the 3-meter length, proper cable management is essential to prevent airflow blockage in your server rack. Use vertical or horizontal cable managers and velcro ties to secure excess length. Avoid sharp bends near the SFP+ connector housing to maintain signal integrity and ensure the longevity of the high-speed copper conductors inside the jacket.
Can I request a bulk quote for the JH695A through BuyRouterSwitch.com? +
Certainly. We specialize in supporting large-scale enterprise deployments. If you are planning a massive infrastructure refresh and require a significant quantity of JH695A units, please reach out to our sales team directly. We are equipped to provide competitive bulk pricing tailored to the scope and scale of your specific project requirements.
Why should I choose BuyRouterSwitch.com for my HPE networking hardware? +
BuyRouterSwitch.com is a trusted source for genuine enterprise networking equipment. When you purchase from us, you receive authentic, high-quality hardware directly aligned with manufacturer specifications. Our streamlined procurement process and focus on enterprise-grade inventory ensure that you get the specific parts you need to maintain a high-performance network environment without unnecessary delays.