Juniper Networks 740-043308 40GE QSFP+ LR4 Pluggable Optics module. Used Clean Tested

Name: Juniper Networks 740-043308 40GE QSFP+ LR4 Pluggable Optics module. Used Clean Tested
Brand: Juniper
SKU: 740-043308
Price: 121.00 USD
Availability: InStock
Rating: 5 (8 reviews)

Mfr. Part #: 740-043308

Brand: Juniper

Condition: Refurbished

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740-043308

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overview

740-043308 Overview

Juniper Networks 740-043308 40ge Qsfp+ Lr4 Pluggable Optics Module.

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faqs

Frequently Asked Questions

What is the primary function of the Juniper 740-043308 QSFP+ transceiver? +

The Juniper 740-043308 is a high-performance QSFP+ optical transceiver designed to provide high-speed connectivity for data center networking, enterprise core switches, and high-density aggregation layers. It enables efficient data transmission by converting electrical signals into optical signals, ensuring reliable high-bandwidth links across your network infrastructure.

Which networking hardware platforms support the 740-043308 module? +

This module is engineered for compatibility with a wide range of Juniper Networks switching and routing platforms that feature QSFP+ interface ports. It is designed to meet strict optical standards, allowing for seamless integration into existing Juniper ecosystems where high-density, 40GbE connectivity is required for optimized traffic throughput.

Can the 740-043308 be used for long-distance connectivity? +

The effective range of the 740-043308 depends on the specific fiber optic cabling utilized in your deployment. As a standard QSFP+ transceiver, it is optimized for high-speed performance, making it ideal for interconnecting switches within a rack, across rows, or between distribution and core layers in standard enterprise data center environments.

Does the 740-043308 support hot-swapping during network operations? +

Yes, this transceiver is hot-pluggable, which allows you to install or replace the module in a compatible QSFP+ port without powering down the host switch or router. This feature is critical for maintaining high availability and minimizing downtime during routine network upgrades or maintenance cycles in busy data center environments.

What kind of cabling is required for the 740-043308? +

The 740-043308 typically requires high-quality fiber optic cabling terminated with MPO or LC connectors, depending on the specific optical reach configuration. Always verify your existing patch panel infrastructure to ensure compatibility with the transceiver’s interface type to maintain optimal signal integrity and avoid attenuation issues during high-speed data transmission.

How do I manage the status of the 740-043308 after installation? +

Once installed, the transceiver can be monitored directly through the Juniper Junos OS command-line interface. You can access diagnostic data such as optical signal strength, temperature, and voltage levels using standard interface monitoring commands. This real-time visibility allows network administrators to proactively troubleshoot connection issues and ensure long-term hardware reliability.

What is the typical power consumption profile of this QSFP+ module? +

The 740-043308 is designed to operate within the standard power envelope defined for QSFP+ modules. It balances performance with power efficiency, ensuring that the module does not exceed the thermal or power limitations of the switch chassis ports. This allows for high-density port deployment without overtaxing the power supply units of your networking equipment.

Are there specific environmental requirements for operating the 740-043308? +

To ensure peak performance and longevity, this module should be operated within the manufacturer-recommended temperature and humidity ranges. Proper airflow management in your rack or cabinet is essential to prevent thermal throttling, ensuring the transceiver maintains consistent throughput and signal quality across your enterprise network links.

How can I obtain a bulk quote for the 740-043308 from BuyRouterSwitch.com? +

If you are planning a large-scale deployment and require multiple 740-043308 units, our team at BuyRouterSwitch.com is ready to assist. Simply contact our sales department via our website, and we will provide a competitive bulk quote tailored to your specific project volume and procurement requirements, ensuring you get the best value for your infrastructure investment.

Why should I choose BuyRouterSwitch.com for my Juniper hardware needs? +

BuyRouterSwitch.com is a trusted source for professional-grade networking equipment, offering a seamless procurement experience for IT infrastructure. We focus on providing authentic Juniper hardware and maintaining a secure, efficient ordering process. Our deep industry expertise ensures that you receive the correct components for your network architecture, backed by a streamlined sales process built for enterprise buyers.

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