Juniper Networks 740-021308 10GE SFP+ SR Transceiver Module

Name: Juniper Networks 740-021308 10GE SFP+ SR Transceiver Module
Brand: Juniper
SKU: 740-021308
Price: 50.00 USD
Availability: InStock
Rating: 5 (10 reviews)

Mfr. Part #: 740-021308

Brand: Juniper

Condition: Refurbished

Skip to the end of the images gallery

Skip to the beginning of the images gallery

Was: $50.00

You Save: -$5.50 -11% OFF

$55.50 In Stock - Ships Worldwide Order by 2:00 PM ET for Overnight Shipping
Warranty: 90-day return/replacement

Click here to read our Return Policy for returns/replacements.

740-021308

Quantity:

Extra 5% Off at Checkout

Genuine Guarantee
Volume Pricing Available

Request a Custom Quote

Free ground shipping within the

United States

Government, Federal & Education Procurement

We support quotes, POs, stock docs, and compliance invoicing.

Email: support@buyrouterswitch.com SAM.gov Registered Vendor CAGE Code : 23P86

overview

faqs

reviews

overview

740-021308 Overview

Juniper Networks 740-021308 10ge Sfp+ Sr Transceiver Module.

Need help with 740-021308?

Get pricing, availability, lead time, and compatible options from our team. Chat with us live or email support@buyrouterswitch.com

faqs

Frequently Asked Questions

What is the primary function of the Juniper 740-021308 SFP+ module in a data center environment? +

The Juniper 740-021308 is a high-performance SFP+ transceiver module designed to provide reliable 10 Gigabit Ethernet connectivity. It acts as the physical interface between your Juniper switches or routers and the fiber optic network infrastructure, ensuring seamless data transmission over short or long distances depending on your specific cabling setup.

Is the 740-021308 compatible with legacy Juniper switch hardware? +

This module is engineered for broad compatibility across the Juniper Networks product portfolio. To verify if your specific chassis or line card supports this transceiver, check the Juniper Hardware Compatibility Tool (HCT) using your device's model number. When installed, it provides a standards-compliant interface that integrates effortlessly into your existing switching fabric.

What type of fiber optic cabling is required for the 740-021308? +

The 740-021308 utilizes standard LC duplex fiber optic connectors. It is designed to work with common fiber types used in enterprise networks. Depending on your optical requirements, you should ensure that your installed fiber plant matches the wavelength and reach specifications of this transceiver to maintain signal integrity and prevent packet loss across your high-speed uplinks.

Can I use the 740-021308 for high-density 10G aggregation? +

Yes, this SFP+ module is an excellent choice for high-density aggregation scenarios. Its compact form factor allows you to populate multiple ports on your Juniper switches, effectively increasing your total throughput. This modularity gives network architects the flexibility to scale their bandwidth as needed without requiring a complete overhaul of the core switching hardware.

How does the power consumption of this transceiver affect total switch heat dissipation? +

The 740-021308 is optimized for energy efficiency, minimizing the thermal load on your networking equipment. By maintaining low power draw, it helps keep your rack temperatures stable, which is critical when running high-density configurations. Proper airflow management in your server room will ensure that the module operates within its specified temperature range for maximum reliability.

Are there specific configuration commands needed to enable the 740-021308 on Junos OS? +

Once the module is inserted into an SFP+ port, the Junos operating system typically detects the transceiver automatically. You can verify the status and health of the connection using standard operational commands such as 'show interfaces diagnostics optics'. This provides real-time data on signal levels, ensuring that your physical layer is performing optimally.

Is this Juniper module hot-swappable in a live production network? +

Yes, the 740-021308 is designed to be hot-swappable. This feature allows you to add, replace, or upgrade modules without powering down your switch or interrupting the operation of other ports. This capability is essential for minimizing downtime during routine maintenance or when scaling your infrastructure to meet growing traffic demands.

What distinguishes the 740-021308 from generic third-party 10G transceivers? +

Choosing the original Juniper 740-021308 ensures strict adherence to proprietary signal standards and rigorous quality control. Using branded hardware minimizes the risk of link instability, unrecognized interface errors, or software-level warnings that can occur with non-validated modules. It provides the most stable foundation for your enterprise network architecture.

Can I request a bulk quote for the 740-021308 if I am outfitting a new data center? +

Absolutely. At BuyRouterSwitch.com, we specialize in supporting large-scale enterprise deployments. If you require a high volume of these transceivers for a new project, please contact our sales team directly. We are prepared to provide competitive bulk pricing tailored to your specific project requirements and procurement timelines.

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

BuyRouterSwitch.com is a trusted provider of authentic enterprise networking equipment. We focus on delivering genuine, high-quality hardware that meets rigorous industry standards. Our procurement processes are designed for speed and security, ensuring that you receive the correct, factory-standard components required to keep your critical network infrastructure running smoothly and efficiently.

Reviews