HPE X140 40G QSFP+ LC LR4 SM XCVR (JG661A-RFB)

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Product details

The HPE X140 40G QSFP+ LC LR4 SM XCVR is a high-performance optical transceiver module designed for enterprise networking applications requiring reliable 40 gigabit Ethernet connectivity. This transceiver module features QSFP+ form factor compatibility and supports long-range data transmission over single-mode fiber optic cables with LC duplex connectors. Operating at a wavelength of 1310 nm, the module delivers data transfer rates up to 40 Gbps with a maximum transmission distance of 10 kilometers, making it suitable for data center interconnects and campus network backbones. The LR4 (Long Reach 4) technology enables transmission over four wavelengths using coarse wavelength division multiplexing for efficient bandwidth utilization. This transceiver is engineered for compatibility with HPE networking equipment and meets industry standards for 40GBASE-LR4 applications. Constructed with durable materials and precision optical components, the module ensures stable performance in demanding network environments. The compact design allows for high-density port configurations in switches and routers while maintaining optimal thermal management. The operating temperature range is from 0 °C to 70 °C, ensuring reliable functionality in various data center conditions. Power consumption is typically under 3.5 W during operation, contributing to energy-efficient network infrastructure. The module includes digital diagnostics monitoring capabilities for real-time performance tracking and troubleshooting. This transceiver supports hot-pluggable installation for convenient maintenance and upgrades without network downtime. Backward compatibility with lower speed interfaces is not supported as this is specifically designed for 40 gigabit Ethernet applications. The product is tested for interoperability with HPE networking platforms and complies with relevant industry specifications for optical transceiver performance and safety.

Key specifications

Module type
QSFP+
Wavelength
1310 nm
Transmission
Single Mode

General information

Item number
56394490
Manufacturer
HPE
Category
Transceivers
Manufacturer no.
JG661A-RFB
Release date
14.3.2025

Transceiver properties

Module type
QSFP+
Transmission
Duplex
Wavelength
1310 nm
Max. Transmission range
10000 m
Transmission
Single Mode
Interface
LC
Compatible brands
Hewlett-Packard
Data throughput
40 Gbit/s

Origin

Country of origin
Czech Republic

Sustainability

Manufacturer commitment
SBTi

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Transceivers» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 9.MikroTik
    0.6 %
  • 11.Digitus
    0.7 %
  • 11.HPE
    0.7 %
  • 13.CBO
    0.8 %
  • 14.Zyxel
    1.3 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • HPE
    Not enough data
  • 1.CBO
    0 days
  • 1.TP-Link
    0 days
  • 1.Ubiquiti
    0 days
  • 1.Zyxel
    0 days

Return rate

How often is a product of this brand in the «Transceivers» category returned?

Source: Digitec Galaxus
  • 10.CBO
    4.7 %
  • 11.Lightwin
    5.1 %
  • 12.HPE
    6.9 %
  • 13.Zyxel
    7.5 %
  • 14.Digitus
    10.6 %
Source: Digitec Galaxus