JG661A HPE X140 40G QSFP+ LC LR4 SM 10km 1310nm network transceiver module Fiber optic 40000 Mbit/s QSFP+
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X140 40G QSFP+ LC LR4 SM 10km 1310nm
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overview
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JG661A Overview
HPE JG661A X140 40g Qsfp+ Lc Lr4 Sm 10km 1310nm Transceiver.
HP X140 40G QSFP+ LC LR4 SM 10km 1310nm Transceiver
- QSFP+ Fiber optic 40000 Mbit/s
- Wavelength: 1310 nm
- Hot-Plug support
Summary Description
HPE X140 40G QSFP+ LC LR4 SM 10km 1310nm. SFP transceiver type: Fiber optic, Maximum data transfer rate: 40000 Mbit/s, Interface type: QSFP+. Certification: MSA. Number of products included: 1 pc(s)
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Specifications
Overview
| Condition | New |
|---|---|
| Brand | HPE |
| Stock | In Stock |
Performance
| SFP transceiver type | Fiber optic |
|---|---|
| Maximum data transfer rate | 40000 Mbit/s |
| Interface type | QSFP+ |
| Single-mode fiber (SMF) supported | Y |
| Fiber optic connector | LC |
| Fiber cable diameters supported (core/cladding) | 9/125 µm |
| SFP transceiver standard | LR |
| Maximum transfer distance | 10000 m |
| Wavelength | 1310 nm |
| Cabling technology | 40GBASE-LR4 |
| Auto MDI/MDI-X | Y |
Features
| Hot-Plug support | Y |
|---|---|
| Certification | MSA |
Operational conditions
| Operating temperature (T-T) | 0 - 70 °C |
|---|---|
| Storage temperature (T-T) | -40 - 85 °C |
| Operating relative humidity (H-H) | 10 - 80% |
| Storage relative humidity (H-H) | 10 - 85% |
Packaging data
| Number of products included | 1 pc(s) |
|---|
Logistics data
| Harmonized System (HS) code | 85369010 |
|---|
Frequently Asked Questions
What is the maximum reach for the HPE JG661A X140 40G QSFP+ transceiver? +
The HPE JG661A X140 40G QSFP+ LR4 module is engineered for long-reach enterprise data center interconnects. It supports data transmission over single-mode fiber (SMF) for distances of up to 10 kilometers. This makes it an ideal choice for connecting switches located in different rooms, floors, or even adjacent buildings within a campus environment while maintaining high-speed 40Gbps throughput.
Does the JG661A transceiver support multi-mode or single-mode fiber cables? +
This specific transceiver is designed exclusively for single-mode fiber (SMF) infrastructure. Utilizing a 1310nm wavelength, the module ensures low signal attenuation over the 10km span. Ensure your existing structured cabling utilizes single-mode fiber with LC duplex connectors to maintain signal integrity and meet the performance standards required for 40G LR4 connectivity.
What type of connector interface does the HPE JG661A require? +
The HPE JG661A features a standard LC duplex interface. This common form factor allows for seamless integration into existing high-density fiber patch panels and optical distribution frames. By using the LC connector, the module maintains a compact physical footprint, enabling efficient port density on your 40GbE switches without requiring proprietary or specialized fiber terminations.
Is the HPE JG661A compatible with all HPE 40G QSFP+ switch ports? +
This module is designed for use within HPE networking hardware supporting the QSFP+ form factor. It is broadly compatible with HPE FlexFabric and Comware-based switches that feature 40G QSFP+ uplink or downlink ports. To ensure optimal performance and system recognition, always consult the specific hardware compatibility matrix for your switch model before initiating your deployment.
How does the 1310nm wavelength affect the performance of this 40G module? +
The 1310nm wavelength is the industry standard for intermediate to long-reach optical communications. By operating in this window, the JG661A minimizes chromatic dispersion across single-mode fiber, allowing for consistent 40Gbps performance over the full 10km rated distance. This wavelength stability is critical for preventing bit errors and maintaining low latency in high-demand enterprise core network environments.
Can I use the HPE JG661A for short-range data center rack-to-rack connections? +
While the JG661A is rated for 10km, it is technically capable of performing at shorter distances. However, for short-range rack-to-rack or intra-row connectivity, lower-cost SR4 multi-mode modules are typically recommended to save on infrastructure expenses. Use this LR4 module primarily when your architectural requirements demand the extended reach of single-mode fiber, such as inter-building links or large data center spans.
Does the JG661A require any specific firmware updates on my HPE switch? +
Most HPE switches recognize the JG661A transceiver automatically upon insertion. However, for stable operation, it is recommended that your switch is running a recent, stable firmware version. If the switch does not immediately register the link status after cabling, verify the transceiver is fully seated and check the command-line interface for any port configuration requirements or speed settings that may need adjustment.
What are the power consumption characteristics of the HPE X140 40G LR4 module? +
The HPE X140 40G QSFP+ LR4 is designed for high-efficiency operation, consuming minimal power while delivering 40Gbps line-rate performance. This efficiency helps manage overall heat dissipation within the switch chassis. When planning your power budget for a fully populated chassis, factor in these modules' consumption to ensure the switch power supplies maintain the necessary overhead for redundant, reliable operations.
Can I request a bulk quote for multiple HPE JG661A units from BuyRouterSwitch.com? +
Yes, our team is equipped to handle volume procurement requests for enterprise-grade optics. If you are planning a large-scale network refresh or require multiple units for your data center expansion, reach out to our sales department directly. We provide competitive bulk pricing structures that help organizations optimize their infrastructure budget while maintaining the high performance of genuine HPE components.
Why should I purchase my networking hardware and optics from BuyRouterSwitch.com? +
BuyRouterSwitch.com is a trusted source for IT professionals seeking authentic enterprise networking equipment. We specialize in providing verified hardware that ensures compatibility and reliable performance in critical network environments. Our streamlined procurement process and dedicated focus on customer requirements ensure you receive the exact specifications needed for your deployment, backed by a commitment to quality and professional procurement standards.
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