1. Enterprise Network Switch Modules Parts
  2. sku: 10096444635652861
  3. FINISAR FTLF8519P2BNL-DL

FINISAR FTLF8519P2BNL-DL Optical Transceiver

Ftlf8519p2bnl-dl Finisar Lot Of 10 Optical Transceiver

( Brand: Finisar ), ( Manufacturer Part Number: FTLF8519P2BNL-DL ), ( Part Type: Transceiver ), ( Unit Type: Unit )

Review FINISAR Lot Of Optical Transceiver

The Finisar FTLF8519P2BNL-DL 10GBASE-LX4 Optical Transceiver is a high-performance, compact, and cost-effective solution for data center and telecommunications applications. This transceiver supports 10GBASE-LX4, which is a type of optical fiber communication that uses long wavelength lasers and can transmit data over distances up to 10 kilometers.

The device is designed with a small form-factor pluggable (SFP ) interface, making it easy to install and use in various networking equipment. It features a lithium tantalum battery that powers the built-in diagnostic laser and provides remote power over fiber (RPOF) capability, eliminating the need for an external power source in some applications.

The Finisar FTLF8519P2BNL-DL 10GBASE-LX4 Optical Transceiver utilizes a high-performance, low power, and high-reliability vertical cavity surface emitting laser (VCSEL) as the light source. The laser provides excellent spectral performance, low power consumption, and high reliability. The transceiver also includes a data rate of 10 Gbps, full-duplex operation, and supports both short wavelength and long wavelength applications.

Additionally, the transceiver has built-in diagnostic capabilities, including link pulse detection, receiver sensitivity testing, and receiver optical power monitoring. These features enable easy troubleshooting and fault identification, ensuring optimal network performance.

With a robust design, the Finisar FTLF8519P2BNL-DL 10GBASE-LX4 Optical Transceiver is ideal for high-density applications, such as data centers and metro networks. It offers excellent signal integrity, low power consumption, and high reliability, making it an excellent choice for applications that require high-speed data transfer over long distances. Overall, the Finisar FTLF8519P2BNL-DL 10GBASE-LX4 Optical Transceiver provides a cost-effective, versatile, and high-performance solution for various networking applications.

Pros and Cons of buying a Finisar FTLF8519P2BNL-DL 10 Optical Transceiver

The Finisar FTLF8519P2BNL-DL 10 optical transceiver is a commonly used component in fiber optic communication systems. Understanding the advantages and disadvantages can help you make an informed purchasing decision.

Pros:

1. High-performance: This transceiver offers a data transfer rate of 10 Gbps, making it suitable for high-bandwidth applications such as data centers, financial services, and research institutions.

2. Compatibility: The Finisar FTLF8519P2BNL-DL 10 transceiver is compatible with various networking equipment, including switches, routers, and servers from major manufacturers like Cisco, Juniper, and HP.

3. Reliability: Finisar is a reputable manufacturer known for producing high-quality optical components. The FTLF8519P2BNL-DL 10 transceiver is designed to provide long-term reliability and durability.

4. Energy efficiency: This transceiver consumes less power than older 10 Gbps models, reducing energy costs and contributing to a greener IT infrastructure.

Cons:

1. Cost: The Finisar FTLF8519P2BNL-DL 10 optical transceiver is more expensive than lower-performance alternatives. However, the investment may be worthwhile for businesses that require high-speed data transfer.

2. Complexity: Installing and configuring the transceiver can be a challenge for inexperienced IT staff. It may be necessary to hire a professional or consult the manufacturer's documentation for guidance.

3. Limited supplier options: Finisar is the primary supplier of this transceiver, limiting the number of suppliers and potentially impacting pricing and availability.

4. Potential for compatibility issues: While the Finisar FTLF8519P2BNL-DL 10 transceiver is generally compatible with various networking equipment, there may be instances where compatibility issues arise. This can result in additional time and cost for troubleshooting and resolution.

Conclusion:

The Finisar FTLF8519P2BNL-DL 10 optical transceiver offers high-performance, compatibility, reliability, and energy efficiency, making it an attractive option for businesses that require fast data transfer speeds. However, its higher cost, complexity, limited supplier options, and potential compatibility issues should be carefully considered before making a purchasing decision.

Recommendation:

If your business requires a high-speed data transfer solution and can afford the investment, the Finisar FTLF8519P2BNL-DL 10 optical transceiver is a solid choice due to its performance, compatibility, and reliability. However, it is essential to ensure that your networking equipment is compatible and that you have the necessary expertise to install and configure the transceiver. If you're unsure or have limited budget, it may be worth considering lower-performance alternatives or consulting with a networking professional for guidance.

Details:

May have broken or missing parts. Used equipment that has been fully restored to like-new condition with warranty. Lot of 10 Finisar FTLF8519P2BNL-DL Optical Transceiver This Unit is sold as it shown on the pictures. Cosmetic blemishes include scratches and/or other surface imperfections from consistent use, but equipment is in good condition overall.

Refurbished Appendix C Test and Repair. May be missing components or parts not essential to key functions. You can ship by your FedEx account or label if requested. Overall excellent cosmetic condition.

Damage to latches, hinges, keyboards, etc. No hardware defects. Some parts, panels, bezels, or covers may be missing. No missing or damaged components parts.

No missing parts. Minor dents and areas of discoloration from the removal tags. Consumer Electronics: We perform a power and connectivity test as well preliminary inspection to make sure that no harmful beyond cosmetic damage has occurred could impact the use purpose of product. Cosmetic blemishes include minor scratches and/or other surface imperfections from consistent use, but equipment is in good condition.

Software may not be loaded or configured. Collectibles are rare, vintage, and no longer manufactured or supported by the OEM. May have light scratches or other minor blemishes from normal wear. Part numbers and serial verified accurate.

New, out of box, unused equipment removed from original packaging with no signs. Like New Appendix C Test and Repair. This Unit was previously used and may show some signs of wear. No physical damage or defects.

No hardware or software defects. No damage to latches or hinges, nor any missing parts, panels, bezels, covers. No corrosion. Cosmetic blemishes are consistent with wear, including multiple dents, discoloration, and light to heavy scratches.

May not include Focus Materials Critical parts are missing. This Unit has minor wear but been tested without issue to power on and boot. Verified removed from operation with no known defects in functionality.

Software test results are available. Battery that are not working or tested. A subset of the primary functions device that an ordinary user expects. Type: Optical Transceiver.

New, unused equipment in original packaging where factory seals have been broken. Model: FTLF8519P2BNL-DL. NON-DATA wiped, no data on drives. Loaded and configured with original manufacturers legally licensed software for full operation.

Software not loaded or configured. Hardware Functional Appendix C - Test and Repair. Minor wear of labeling may be visible. Verified Specialty Electronics Appendix.

Fully cleaned and cosmetically repaired with no blemishes. Zero defects. Meets OEM specifications for full original functionality. Loaded and configured with legally licensed software for full operations.

Specifications Brand: Finisar. Used Poor - Heavy use and age. Are prevalent. Used Fair Moderate use and age.

Function are verified working through manual or software tests. All hardware is tested and verified working through manual or software tests. After installation of the Windows operating system, each computer is performance tuned and startup optimized to ensure system integrity under high levels stress. Collectible or Specialty Equipment Core Requirement 6

All functions tested and verified working through software tests. Secondary functions may not be tested or working. Key Functions Working Appendix C - Test and Repair. This Unit was pulled from a working environment.

Cosmetic blemishes are significant, such as multiple heavy dents, may require repair. Product Functionality. This Unit has had its Serial Number covered for security. Used Very Good.

Computers: We load our refurbished systems with custom Windows operating system software and all components are stress tested using utilities like Prime95, Hard Disk Sentinel, more. Damages to latches, hinges, keyboards, etc. Fully cleaned with all non-original labels removed. Minor cosmetic blemishes have no impact on the systems overall functionality or performance.

Network Gear: Our used / refurbished network equipment is port and power on tested. Testing Procedures. New Open Box. No signs of wear or alteration.

This Unit does not come with any cables, accessories, disks, or instructional booklet's. Used Excellent. Repaired with OEM original parts.

part #: ftlf8519p2bnl prices

  • $15.02-$53.92

specifications switchchunk:

  • brand: Finisar
  • mpn: Ftlf8519p2bnl-dl
  • part type: Transceiver
  • unit type: Unit

shipping switchchunk:

  • class: Standard
  • carrier: FedEx
  • cost: $0.00
  • transit: 3-7 Days
  • service: FedEx Ground / FedEx Home Delivery
  • type: Calculated

seller switchchunk:

  • rating: 99.8%
  • # reviews: 9452
  • city: Plano, Texas

payments switchchunk:

  • other
  • credit card: Mastercard
  • wallet: Google-pay

offer switchchunk:

  • options: Ship-to-home
  • sold: 0
  • started: March 23, 2026
  • availability: In Stock
  • best offers: True
  • quantity: 1

returns switchchunk:

  • method: Money back
  • paid by: Seller
  • time: 30 Days
  • policy: Returns Accepted

general switchchunk:

  • condition: Used
  • Enterprise Networking, Servers > Switches Hubs > Switch Modules
part type: transceiver, unit type: unit,
category: computers > enterprise networking, servers > switches hubs > switch modules, sku: 10096444635652861,

Finisar FTLF8519P2BNL Is Similar To:

switchchunk logo
5 offers $15.02–$53.92 USD
  • Offer #1: $15.02 price + $36.18 shipping estimate = $51.20* total.+$36.18 shipping
  • Offer #2: $15.98 price + $36.18 shipping estimate = $52.16* total.+$36.18 shipping
  • Offer #3: $53.92 price + $0.00 shipping estimate = $53.92* total. Whether for data storage or local networks, it provides high performance without loss of quality Meet our SFP Optical Transceiver, designed for fast and reliable network connections.FREE SHIPPING
  • Offer #4: $50.00 price + $10.65 shipping estimate = $60.65* total. FINISAR -A3 Qty of 1 per Lot 1GbELXDDM.+$10.65 shipping
  • Offer #5: $15.00 price + $5.72 shipping estimate = $20.72* total. Whether used for switches, hubs, or other networking equipment, this Finisar transceiver module provides efficient and secure data transmission. UNUSED.+$5.72 shipping

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