1. Enterprise Network Switch Modules Parts
  2. sku: 9557819667381663
  3. MODULE QSFP-ER4-40G

MODULE QSFP-ER4-40G Transceiver Qsfp 1310NM 40KM

Qsfp-er4-40g Fs 40g Qsfp Transceiver Module 1310nm 40km

( Brand: Module ), ( Manufacturer Part Number: QSFP-ER4-40G ), ( Part Type: Transceiver Module ), ( Network Ports: Qsfp ), ( Maximum Data Rate: 40 Gbps )

Review MODULE Fs 40g Qsfp Transceiver 1310nm

The FS QSFP-ER4-40G 40G QSFP Transceiver Module is a high-performance, long-reach optical transceiver designed for 40G Ethernet applications. This transceiver utilizes a 1310nm wavelength and offers an impressive reach of up to 40 kilometers, making it an ideal choice for data center interconnects, metro networks, and other long-haul applications.

The QSFP-ER4-40G transceiver module is based on the Quad Small Form-factor Pluggable Extended Reach (QSFP-ER) form factor, which provides four lanes of 10Gbps signaling over a single connector. This compact design not only saves space but also simplifies cabling and reduces installation costs.

The transceiver module is built with a high-quality, fully integrated optical subassembly that ensures reliable and stable transmission. It features a low power consumption design, with an operating power consumption of just 11.5 watts. This not only helps to reduce energy costs but also contributes to a more eco-friendly solution.

The FS QSFP-ER4-40G 40G QSFP Transceiver Module is designed to comply with the latest industry standards, including IEEE 802.3ba and SFF-8436. It is also fully interoperable with major switch vendors, making it a versatile and future-proof solution for your networking needs.

The transceiver module comes with a robust, durable design that is suitable for harsh environments. It is tested to operate over a wide temperature range of -10 C to 70 C, ensuring reliable operation in various conditions. The module is also RoHS compliant and comes with a 3-year warranty, providing peace of mind for your investment.

In summary, the FS QSFP-ER4-40G 40G QSFP Transceiver Module is a high-performance, long-reach optical transceiver that delivers reliable and stable 40G Ethernet connectivity over a distance of up to 40 kilometers. Its compact design, low power consumption, and compatibility with industry standards make it an excellent choice for data center interconnects, metro networks, and other long-haul applications.

Pros and Cons of Buying FS QSFP-ER4-40G 40G QSFP Transceiver Module 1310nm 40km

The FS QSFP-ER4-40G is a 40G QSFP transceiver module that operates at a wavelength of 1310nm and supports a reach of up to 40km. In this analysis, we will discuss the potential advantages and disadvantages of purchasing this transceiver module.

Pros:

1. Long Reach: The FS QSFP-ER4-40G can support a reach of up to 40km, making it an ideal choice for long-haul data center interconnects or metro applications.

2. High Bandwidth: With a data transfer rate of 40Gbps, this transceiver module can efficiently handle high-bandwidth applications such as video streaming, data backup, and financial services.

3. Energy Efficient: The FS QSFP-ER4-40G is designed to be energy efficient, which can help reduce power consumption and save on operational costs.

4. Compatibility: This transceiver module is compatible with various switch brands and models, making it a versatile choice for different network environments.

Cons:

1. Cost: The FS QSFP-ER4-40G is a more expensive option compared to shorter reach transceiver modules or those operating at lower data transfer rates.

2. Complexity: Installing and configuring a 40G transceiver module may require specialized knowledge and expertise, which could add to the overall cost and complexity of the project.

3. Limited Supplier Options: While there are multiple vendors offering 40G transceiver modules, the market for long-reach 40km modules like the FS QSFP-ER4-40G is more limited, which could impact availability and pricing.

Conclusion:

The FS QSFP-ER4-40G 40G QSFP Transceiver Module 1310nm 40km offers several advantages, including long reach, high bandwidth, energy efficiency, and compatibility. However, it also comes with some disadvantages, such as higher cost, complexity, and limited supplier options.

Recommendation:

If you require a long-haul 40G connection and can justify the additional cost, the FS QSFP-ER4-40G can be a good investment due to its high bandwidth, energy efficiency, and long reach capabilities. However, if your application does not require such a long reach or high bandwidth, consider a shorter reach or lower data transfer rate transceiver module to save on costs.

Details:

FS QSFP-ER4-40G QSFP Transceiver Module 1310nm 40KM.

part #: qsfper440g prices

  • $275.00-$349.99

specifications switchchunk:

  • brand: Module
  • mpn: Qsfp-er4-40g
  • part type: Transceiver Module
  • network ports: Qsfp
  • maximum data rate: 40 Gbps

seller switchchunk:

  • # reviews: 41
  • city: North Miami Beach, Florida
  • rating: 100.0%

shipping switchchunk:

  • class: Standard
  • type: Calculated
  • transit: 6-11 Days
  • service: USPS Ground Advantage
  • carrier: USPS
  • cost: $5.52

payments switchchunk:

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

offer switchchunk:

  • options: Ship-to-home
  • sold: 0
  • availability: In Stock
  • quantity: 1
  • started: February 7, 2026

returns switchchunk:

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

general switchchunk:

  • Enterprise Networking, Servers > Switches Hubs > Switch Modules
  • condition: New
part type: transceiver module, network ports: qsfp, maximum data rate: 40 gbps,
category: computers > enterprise networking, servers > switches hubs > switch modules, sku: 9557819667381663,

Module QSFP-ER4-40G Is Similar To:

switchchunk logo
2 offers $275.00–$349.99 USD
  • Offer #1: $275.00 price + $5.89 shipping estimate = $280.89* total. These modules are designed for use in high-speed networking applications, offering reliable and efficient data transmission over a distance of up to 40 kilometers The product is a lot of 10 FS 10G SFP+ 1550nm optical transceiver modules, each with a maximum data rate of 10 Gbps.+$5.89 shipping
  • Offer #2: $349.99 price + $6.58 shipping estimate = $356.57* total. Manufacturer: Cisco. Up for sale is a lot of 4 genuine Cisco SFP-10G-ER transceiver modules.+$6.58 shipping

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