4TC7A86257 Lenovo 100GBase-SR4 QSFP28 Transceiver - For Data Networking, Optical Network

Name: 4TC7A86257 Lenovo 100GBase-SR4 QSFP28 Transceiver - For Data Networking, Optical Network
Brand: Lenovo
SKU: 4TC7A86257
Price: 440.70 USD
Availability: InStock
Rating: 5 (10 reviews)

Mfr. Part #: 4TC7A86257

Brand: Lenovo

Condition: New

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overview

faqs

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overview

4TC7A86257 Overview

LENOVO 100gbase-sr4 Qsfp28 Transceiver - For Data Networking, Optical Network - 1 X 100gbase-sr4 Network.

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faqs

Frequently Asked Questions

What is the primary function of the Lenovo 4TC7A86257 QSFP28 transceiver? +

The Lenovo 4TC7A86257 is a high-performance QSFP28 transceiver designed to provide reliable 100GbE connectivity within your data center fabric. It facilitates high-speed data transmission over compatible optical fiber cabling, making it an essential component for interconnecting core switches, high-density routers, and storage arrays that require massive bandwidth and low latency for mission-critical enterprise workloads.

Which specific Lenovo server and networking hardware is this module compatible with? +

This QSFP28 module is engineered for seamless integration with Lenovo ThinkSystem servers and ThinkSystem NE series switches. It is optimized to ensure hardware-level compatibility, preventing the performance degradation often associated with non-certified third-party optics. Before deployment, always verify that your specific switch or adapter firmware supports this part number to ensure full management and diagnostic visibility within your environment.

What type of cabling does the 4TC7A86257 require for optimal performance? +

To achieve the specified 100Gbps throughput, this transceiver requires high-quality single-mode or multi-mode fiber optic cabling depending on your specific infrastructure needs. Ensure your fiber plant is clean and properly patched to maintain signal integrity. Using the correct cabling type is critical to prevent insertion loss and maintain the link budget requirements necessary for the transceiver to operate at its maximum effective distance.

Does the 4TC7A86257 support digital diagnostic monitoring (DDM)? +

Yes, this Lenovo module supports Digital Diagnostic Monitoring (DDM). This feature allows network administrators to monitor real-time operating parameters such as optical output power, input power, temperature, laser bias current, and transceiver supply voltage. Accessing these metrics through your switch's command-line interface is an excellent way to proactively manage your network health and troubleshoot potential physical layer issues before they result in downtime.

Is the Lenovo 4TC7A86257 suitable for high-density 100G aggregation environments? +

Absolutely. The QSFP28 form factor is the industry standard for high-density 100G aggregation. Because this module is compact and energy-efficient, it allows for maximum port density on your spine switches or high-capacity routers. Its design helps reduce power consumption per gigabit compared to legacy solutions, effectively lowering the overall heat footprint in your rack cabinets while supporting high-bandwidth East-West traffic patterns.

How should I handle and install the 4TC7A86257 to prevent damage? +

Always adhere to standard ESD (Electrostatic Discharge) safety practices when handling transceivers. Remove the protective dust cap only when you are ready to insert the fiber cable, and avoid touching the optical bore or connector faces. Insert the module firmly into the QSFP28 port until the latch mechanism clicks, ensuring the transceiver is properly seated to establish a stable electrical and optical connection.

What is the typical operating temperature range for this QSFP28 module? +

This module is designed for standard commercial operating temperatures typical of climate-controlled enterprise data centers. While it is built to handle the heat generated by high-speed 100G switching, you should ensure that your switch or router chassis maintains adequate airflow and proper intake/exhaust temperatures. Proper thermal management within the server room will significantly extend the operational lifespan and reliability of these optical components.

Can I use the 4TC7A86257 in a mixed-vendor network environment? +

While these transceivers are optimized for Lenovo infrastructure, they generally adhere to industry-standard QSFP28 protocols. However, for the most stable and reliable network configuration, it is recommended to maintain a consistent ecosystem. If you are integrating this module into a heterogeneous environment, ensure your primary networking equipment supports standard IEEE protocols to maintain link stability and avoid unexpected port error messages during startup.

How can I obtain a bulk quote for the Lenovo 4TC7A86257 at BuyRouterSwitch.com? +

If you are planning a large-scale data center deployment or require a high volume of these 4TC7A86257 modules, our sales team is ready to assist. Simply reach out to us through our bulk quote request form or contact our representatives directly. We prioritize large orders and are committed to providing competitive pricing structures that help keep your infrastructure expansion projects on schedule and within budget.

Why should I purchase my networking equipment from BuyRouterSwitch.com? +

At BuyRouterSwitch.com, we specialize in providing authentic enterprise-grade networking hardware to professionals who demand reliability. We pride ourselves on streamlined ordering processes and deep product expertise. By choosing us for your hardware procurement, you gain access to a reliable supply chain and dedicated account management, ensuring that you receive the exact Lenovo equipment required to support your critical business operations without unnecessary delays.

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