HP

HP JD521A 3M CBL X200 V.24 DCE Serial Cable

Reliable Serial Connection for Your DevicesThe HP JD521A serial modem cable provides a reliable connection between your devices. This 9.84-foot cable ensures a stable link for serial communication. Key Features: Length: 9.84 feet Connector Type: Serial Specifications: Cable Type...

$72.00*
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*Price sourced from Amazon.com. Last updated:Jul 15, 2026.Price and availability are subject to change.

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Overview

Reliable Serial Connection for Your Devices

The HP JD521A serial modem cable provides a reliable connection between your devices. This 9.84-foot cable ensures a stable link for serial communication.

Key Features:

  • Length: 9.84 feet
  • Connector Type: Serial

Specifications:

  • Cable Type: Serial modem
  • Length: 9.84 ft
  • Connector: V.24 Dce

Key Features

JD521A

Specifications

Model
JD521A
Cable Type
V.24 DCE Serial Cable
Length
3M
Compatibility
HP X200

Pros & Cons

👍 Pros

  • Specifically designed by HP for compatibility with their X200 series, ensuring proper function and integration.
  • Provides a V.24 DCE serial connection, which is a standard for many networking and communication devices.
  • Measures 3 meters in length, offering sufficient reach for connecting devices in various setups without excessive clutter.
  • Constructed as a dedicated serial cable, focusing on the specific needs of data terminal equipment connections.
  • Offers a straightforward, single-purpose connection, simplifying setup for serial communication tasks.

👎 Cons

  • The cable is designed for a very specific use case (V.24 DCE serial), limiting its versatility for general connectivity.
  • Length of 3 meters might be insufficient for larger installations or where devices are spread further apart.
  • Compatibility is specifically tied to the HP X200 series, which may not be suitable for other brands or models.
  • As a serial cable, its data transfer rates are generally lower than modern interface types like USB or Ethernet.
  • The cable's basic functionality means it lacks advanced features found in more complex peripheral connections.

Frequently Asked Questions

The HP JD521A is a V.24 DCE Serial Cable, designed for specific serial communication needs within compatible systems.
This HP serial cable measures 3 meters in length, providing a standard reach for connecting devices.
The HP JD521A cable is designed for use with the HP X200 series, ensuring specific compatibility and reliable performance for those devices.
No, as a V.24 DCE serial cable, its primary function is for serial communication, which typically operates at much lower speeds compared to modern interfaces like USB-C.
The HP JD521A is a specialized serial cable, and while it facilitates data transfer, it is not designed for general-purpose networking applications that typically use Ethernet.