FINISAR T-DQ4CNT-NFB Innolight Qsfp Duplex Lc Cwdm 400G FR4 1310NM 2KM Transceiver

( Brand: Finisar ), ( Manufacturer Part Number: T-DQ4CNT-NFB ), ( Part Type: Transceiver ), ( Compatible Brand: Universal ), ( Connectors: Qsfp-dd ), ( Unit Type: Unit ), ( Network Ports: Duplex Lc ), ( Maximum Data Rate: 400 Gbps ), ( Product Line: 400gb/s Qsfp Dd Fr4 )

Review FINISAR Innolight 400g Fr4 Qsfp dd Duplex Lc Cwdm 1310nm 2km Transceiver

The Finisar T-DQ4CNT-NFB Innolight 400G FR4 QSFP-DD Duplex LC CWDM 1310nm 2km Transceiver is a high-performance optical communication device designed for data centers and telecommunications applications. This transceiver features a 400Gbps data transfer rate, making it an ideal solution for handling large amounts of data traffic.

The device utilizes a Quad Small Form-factor Pluggable Double Density (QSFP-DD) form factor, which allows for the integration of multiple high-speed transceivers into a compact space. The transceiver is also duplex, meaning it supports full-duplex communication, enabling simultaneous data transmission and reception.

The transceiver utilizes a CWDM (Coarse Wavelength Division Multiplexing) 1310nm wavelength, which is commonly used in fiber optic communication systems for long-haul applications. The 2km transmission distance further extends the reach of this transceiver, making it suitable for connecting data centers and other remote facilities.

The transceiver's LC (Lucent Connector) interface is a commonly used fiber optic connector type, known for its small size and robustness. The LC connectors used in this transceiver are factory terminated and polished, ensuring a high-quality connection and low signal loss.

The Finisar T-DQ4CNT-NFB Innolight 400G FR4 QSFP-DD Duplex LC CWDM 1310nm 2km Transceiver is built to the highest standards of quality and reliability. It undergoes rigorous testing to ensure it meets the required specifications and performs optimally under various conditions. The device is also RoHS compliant, meaning it contains no hazardous materials, making it an environmentally friendly choice.

In summary, the Finisar T-DQ4CNT-NFB Innolight 400G FR4 QSFP-DD Duplex LC CWDM 1310nm 2km Transceiver is a high-capacity, long-reach optical communication device suitable for data centers and telecommunications applications. Its compact form factor, high data transfer rate, and long transmission distance make it an ideal solution for handling large amounts of data traffic over long distances. The device's robust design, factory terminated LC connectors, and compliance with industry standards ensure reliable and high-quality communication.

Pros and Cons of buying a Finisar T-DQ4CNT-NFB Innolight 400G QSFP-DD Duplex LC CWDM 1310nm 2km Transceiver

The Finisar T-DQ4CNT-NFB Innolight 400G QSFP-DD Duplex LC CWDM 1310nm 2km Transceiver is a high-speed optical transceiver designed for data center applications. In this analysis, we will discuss the key pros and cons of purchasing this transceiver to help potential buyers make an informed decision.

1. High-Capacity Bandwidth: With a capacity of 400G, this transceiver offers significantly higher bandwidth compared to traditional 100G or 1G transceivers. This makes it an ideal choice for organizations dealing with large volumes of data.

2. Long Reach: The 2km transmission distance of this transceiver is suitable for most data center environments. It eliminates the need for intermediate repeaters, reducing costs and complexities.

3. Energy Efficiency: Finisar's advanced technology ensures that this transceiver consumes less power compared to other high-speed transceivers in the market. This not only reduces operational costs but also contributes to a greener data center.

4. Compatibility: This transceiver is compatible with a wide range of networking equipment and supports both CWDM and DWDM wavelengths. This flexibility allows for seamless integration into existing infrastructure.

1. Cost: The high-speed capacity and advanced technology of this transceiver come at a premium price. This may be a significant investment for smaller organizations or those with limited budgets.

2. Complexity: The implementation and management of high-speed transceivers like this one can be complex. It requires specialized knowledge and resources to ensure proper configuration and maintenance.

3. Limited Vendor Support: As this is a specialized transceiver, there may be limited vendor support available compared to more common transceivers. This could lead to longer response times for technical queries or issues.

In conclusion, the Finisar T-DQ4CNT-NFB Innolight 400G QSFP-DD Duplex LC CWDM 1310nm 2km Transceiver offers high-capacity bandwidth, long reach, energy efficiency, and compatibility. However, its premium price, complexity, and limited vendor support may be drawbacks for some organizations. Careful consideration of these factors, along with an evaluation of specific use cases, is recommended before making a purchase decision.

For organizations dealing with large volumes of data and requiring high-speed connectivity, this transceiver is an excellent choice. However, it is essential to ensure that the organization has the necessary resources and expertise to implement, configure, and maintain the transceiver. Smaller organizations or those with limited budgets might consider lower-capacity transceivers or evaluate alternative solutions that offer similar capabilities at a lower cost.

Details:

Innolight T-DQ4CNT-NFB 400Gbps QSFP-DD FR4Duplex LC 1310 nm 2km range Transceiver. May shows signs of use, including minor scratches, scuffs, dents,and chipped edges and corners on the body label.

Data Interconnect. 100GLambda MSA 400G-FR4 Specification compliant. Duplex LC connector

4 CWDM lanes MUX/DEMUX design. Please refer to the photos for more details. Up to2km transmission on single mode fiber SMF with FEC.

QSFP-DDMSA compliant.

part #: tdq4cnt prices

• $19.99-$399.00

specifications switchchunk:

• brand: Finisar
• mpn: T-dq4cnt-nfb
• part type: Transceiver
• compatible brand: Universal
• connectors: Qsfp-dd
• unit type: Unit
• network ports: Duplex Lc
• maximum data rate: 400 Gbps
• product line: 400gb/s Qsfp Dd Fr4

returns switchchunk:

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

payments switchchunk:

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

general switchchunk:

• Enterprise Networking, Servers > Switches Hubs > Switch Modules
• condition: Used

offer switchchunk:

• best offers: True
• availability: In Stock
• sold: 0
• started: February 2, 2026
• options: Ship-to-home
• quantity: 1

seller switchchunk:

• # reviews: 25203
• rating: 99.8%
• city: Northbrook, Illinois

shipping switchchunk:

• transit: 3-7 Days
• class: Standard, Economy
• cost: $0.00
• service: USPS Ground Advantage, FedEx Ground Economy, UPS Ground Saver
• carrier: USPS, FedEx, UPS
• type: Calculated

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