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HP 9432E7R X120 1G SFP LX Transceiver Module

The HP X120 1G SFP LX transceiver delivers reliable single-mode fiber connectivity for Gigabit Ethernet networks.

$60.00*
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*Price sourced from Amazon.com. Last updated:Jun 04, 2026.Price and availability are subject to change.

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Overview

The HP X120 1G SFP LC LX Transceiver (HPE part number JD119B) is a small form-factor pluggable module that provides 1000Base-LX Gigabit Ethernet connectivity over fiber optic cabling. Using an LC duplex connector and long-wavelength (1310 nm) optics, it is designed for single-mode fiber runs that can extend up to 10 km, making it well-suited for building-to-building links, campus backbone connections, and other scenarios where copper cabling cannot reach.

As an HP-branded transceiver, the JD119B is validated for use with HPE networking switches and routers, ensuring firmware compatibility and proper monitoring through HP's management tools. The hot-swappable SFP form factor allows network administrators to install or replace the module without taking the switch offline. While 1 Gbps throughput is no longer the leading edge of network performance, it remains widely deployed and more than sufficient for many branch office, access layer, and legacy infrastructure applications where upgrading to 10G is not yet justified.

Key Features

HPE Part Number: JD119B

Specifications

Type
SFP Transceiver Module
Network Standard
1000Base-LX
Data Rate
1 Gbps
Connector
LC Duplex
HPE Part Number
JD119B
Model
9432E7R

Pros & Cons

👍 Pros

  • Supports 1000Base-LX for long-reach fiber connections up to 10 km on single-mode fiber
  • Supports long-distance fiber links up to 10 km with single-mode fiber
  • Standard SFP form factor fits a wide range of HP and compatible switches
  • Standard SFP form factor fits any compatible SFP slot on HP switches and routers
  • Hot-swappable design allows installation without powering down the switch
  • Hot-swappable design allows installation without powering down the switch
  • HP-validated for reliable interoperability with HPE networking equipment
  • HP-coded for seamless integration and management within HP networking environments

👎 Cons

  • Limited to 1 Gbps throughput, which may be insufficient for high-bandwidth backbone links
  • Limited to 1 Gbps throughput in an era of 10G and higher networking
  • Requires fiber optic cabling and LC connectors, adding infrastructure cost
  • HP-coded firmware may cause compatibility issues in non-HP networking equipment
  • Single SFP port with no built-in redundancy or failover capability
  • Single SFP interface provides only one network link per module
  • Product listing provides minimal technical detail beyond the basic specification
  • Provides only a single 1000Base-LX interface, requiring additional modules for multi-port needs

Frequently Asked Questions

It supports 1000Base-LX, which typically operates over single-mode fiber and can reach distances up to 10 km, though it also works with multimode fiber for shorter runs.
It supports 1000Base-LX, providing 1 Gbps Ethernet connectivity over single-mode or multi-mode fiber optic cabling.
It uses an LC duplex fiber optic connector.
The HPE part number is JD119B. The model designation 9432E7R indicates this is a remanufactured or renewed unit of the same JD119B specification.
This transceiver is designed for HP networking equipment. While the SFP form factor is industry-standard, some non-HP switches may reject or limit functionality of HP-coded modules unless compatibility mode is enabled.
The HPE part number is JD119B.
LX (Long Wavelength) transceivers are designed for longer-distance links, typically up to 10 km over single-mode fiber, whereas SX modules are intended for shorter runs over multi-mode fiber.
It uses a duplex LC fiber connector, which is the standard connector for SFP LX modules.

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