RS-232 LED Link Signal Tester - DB-9 Male to DB-9 Female Connections for Serial Communication Monitoring
RS-232 LED Link Signal Tester - DB-9 Male to DB-9 Female Connections for Serial Communication Monitoring
RS-232 LED Link Signal Tester - DB-9 Male to DB-9 Female Connections for Serial Communication Monitoring
RS-232 LED Link Signal Tester - DB-9 Male to DB-9 Female Connections for Serial Communication Monitoring
RS-232 LED Link Signal Tester - DB-9 Male to DB-9 Female Connections for Serial Communication Monitoring
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RS-232 LED Link Signal Tester - DB-9 Male to DB-9 Female Connections for Serial Communication Monitoring
RS-232 LED Link Signal Tester - DB-9 Male to DB-9 Female Connections for Serial Communication Monitoring
RS-232 LED Link Signal Tester - DB-9 Male to DB-9 Female Connections for Serial Communication Monitoring
RS-232 LED Link Signal Tester - DB-9 Male to DB-9 Female Connections for Serial Communication Monitoring
RS-232 LED Link Signal Tester - DB-9 Male to DB-9 Female Connections for Serial Communication Monitoring
Double colors LED for easy cheeking of data transfer & receive.
RS-232 LED Link Signal Tester - DB-9 Male to DB-9 Female Connections for Serial Communication Monitoring
Numéro d'article: 4967404

RS-232 LED Link Signal Tester - DB-9 Male to DB-9 Female Connections for Serial Communication Monitoring

87% des répondants recommanderaient ceci à un ami

Numéro d'article: 4967404

€ 33

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Double colors LED for easy cheeking of data transfer & receive.
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Ce qui se démarque

LED Indicators
Equipped with clear LED indicators for instant status feedback, this tester allows users to easily identify connection issues and ensure reliable communication without needing additional tools.
DB-9 Compatibility
Designed to work seamlessly with DB-9 connectors, it simplifies testing for RS-232 connections, making it an essential tool for professionals who work with serial devices regularly.
User-Friendly Design
The compact and intuitive design makes it accessible for both seasoned technicians and beginners, ensuring that anyone can perform quick tests with minimal technical knowledge required.

Détails du produit

Shop the latest Cablemax RS-232 LED link tester DB-9 Male to DB-9 Female at Ubuy. Get the best deals for cable testers at Ubuy Saint Pierre and Miquelon.
  • [ Instant Diagnostics ] : Quickly test COM port function & verify RS-232 signal activity with dual-color LED indicators on each pin for easy troubleshooting.
  • [ Universal Compatibility ] : This serial tester works with any male or female 9-pin RS-232 serial connection, supporting DB-9 configurations.
  • [ No External Power Required ] : Operates without external power - ideal for field work, portable kits, or low-resource environments.
  • [ Plug & Play Installation ] : No drivers or setup needed - just connect and begin testing immediately.
  • [ Quick Status Monitoring ] : LED indicators flash to signal the direction of data flow, allowing easy real-time monitoring.
  • [ Broad OS Support ] : Compatible with Windows 11, 10, 8, 7, Linux, and macOS for flexible deployment across platforms.
Compatible DevicesDevices with RS-232 DB9 female serial ports such as printers, modems, CNS machines, PLCs, radios, etc.
Specific Uses For ProductTest the connection on male or female 9-Pin serial connections
Connector TypeDB-9
Number of Ports1
Power Plug TypeNo Plug
BrandCABLEMAX
Model NumberDB9-TERS
UPC729440626303
ManufacturerCablemax
Mfr Part NumberDB9-TERS
Item Dimensions1.77 x 1.38 x 0.82 inches (4.5 x 3.5 x 2.1 cm)
Item Weight1 ounces (28.35 grams)
Package Quantity1
Unit Count1 Count
Number of Items1
ColorBlack
FinishPlastic
Compatible DevicesDevices with RS-232 DB9 female serial ports such as printers, modems, CNS machines, PLCs, radios, etc. See more
Item dimensions L x W x H1.77 x 1.38 x 0.82 inches (4.5 x 3.5 x 2.1 cm)

À qui est-ce destiné ?

Suitable For
  • Network Technicians

    Ideal for network technicians needing to troubleshoot and verify RS-232 connections efficiently using LED indicators.

  • Serial Device Users

    Great option for users testing serial devices to ensure proper communication and connectivity using standard DB-9 connectors.

  • Students in Electronics

    Beneficial for electronics students learning about serial communication and testing protocols with practical hands-on experience.

Not Suitable For
  • Wireless Device Users

    Not suitable for users of wireless devices as the product focuses solely on wired RS-232 connections.

DESCRIPTION DU PRODUIT

Vous avez une question ? Chattez avec nous

Questions et réponses des clients

  • question: What is an RS-232 LED Link Tester DB-9 Male to DB-9 Female?

    répondre: An RS-232 LED Link Tester is a diagnostic tool designed to test and indicate the status of RS-232 serial communication lines. It features a DB-9 Male to DB-9 Female configuration, allowing for easy connection to different devices. This device provides visual signals through LEDs, which indicate whether the data lines are functioning correctly. It's ideal for technicians who need to troubleshoot serial connections in a variety of applications such as point-of-sale systems, industrial automation, and networking equipment.
  • question: How does the RS-232 LED Link Tester work?

    répondre: The RS-232 LED Link Tester works by connecting between two devices with RS-232 interfaces using its DB-9 connectors. When powered, it monitors the data lines and provides LED indicators for transmit (TX), receive (RX), and control signals. This instant feedback helps users identify communication issues quickly. For example, if the TX LED is not lighting up, it indicates that the transmitting device may not be sending signals, which helps in diagnosing connection problems swiftly.
  • question: What are the benefits of using an RS-232 LED Link Tester?

    répondre: Using an RS-232 LED Link Tester has several benefits: it allows for quick identification of communication issues, saves repair time, and reduces the need for advanced diagnostic equipment. Its visual indicators provide a straightforward method for monitoring data lines, making it accessible for both professionals and novices. This tool is especially useful in environments like IT departments, labs, or during setup and maintenance of serial communication devices.
  • question: Can the RS-232 LED Link Tester be used with laptops?

    répondre: Yes, the RS-232 LED Link Tester can be used with laptops that have RS-232 ports, or alternatively, you can use a USB to RS-232 adapter to connect the tester. This compatibility allows for testing connections between laptops and other devices like printers or serial modems. By using the tester in this scenario, users can ensure their laptop's communication interfaces are functioning properly before initiating data transfer operations.
  • question: Is the RS-232 LED Link Tester suitable for all RS-232 devices?

    répondre: The RS-232 LED Link Tester is designed to work with any RS-232 compliant devices. Whether it's a PC, a router, or an industrial piece of equipment, this tool will provide valuable insights into the communication status. It facilitates the troubleshooting of diverse devices in fields such as telecommunications and automation. Therefore, if you're planning to diagnose or monitor any RS-232 communications, this tester is a versatile addition to your toolkit.
  • question: Do I need to power the RS-232 LED Link Tester?

    répondre: Yes, the RS-232 LED Link Tester requires power to operate its LED indicators. Typically, it draws power from the RS-232 connection itself, so when it’s connected to a powered RS-232 device, no additional power source is necessary. This feature adds convenience by eliminating the need for batteries or external power adapters. Thus, simply connecting the tester inline is often sufficient to start diagnostics almost immediately.
  • question: What should I do if the RS-232 LED Link Tester shows no LEDs light up?

    répondre: If the RS-232 LED Link Tester shows no LED activity, first check the connections to ensure that the tester is securely attached to the devices. Next, confirm whether the connected devices are powered on and configured for communication. If the issue persists, there may be a fault with the RS-232 output on the device, indicating a need for further examination or repair. These troubleshooting steps can significantly aid in identifying the root cause promptly.
  • question: Can the RS-232 LED Link Tester be used in industrial applications?

    répondre: Absolutely, the RS-232 LED Link Tester is well-suited for industrial applications. Its robustness makes it a reliable choice for testing connections between industrial PCs, PLCs, and serial communication devices. In industrial settings, maintaining effective communication between equipment is crucial for operational efficiency. The tester allows technicians to quickly verify serial connections, reducing downtime and facilitating smooth operations.
  • question: Where can I buy RS-232 LED Link Tester DB-9 Male to DB-9 Female in Saint Pierre and Miquelon?

    répondre: You can buy the RS-232 LED Link Tester DB-9 Male to DB-9 Female on Ubuy. Ubuy offers a wide selection of electronic tools, including diagnostic testers like the RS-232 LED Link Tester, ensuring you can find what you need conveniently and reliably.
  • question: Is there a specific maintenance procedure for the RS-232 LED Link Tester?

    répondre: Typically, the RS-232 LED Link Tester requires minimal maintenance due to its simple design. It is advisable to keep the connectors free from dust and moisture to ensure reliable connections. Additionally, storing the tester in a protective case when not in use will help prevent physical damage. Regular checks on the device for visible damages or faults will ensure that it functions optimally in various testing scenarios.

CABLEMAX Serial Adapters DB9-TERS Editorial Review

  • ubuy Saint Pierre and Miquelon
  • ubuy Saint Pierre and Miquelon
  • ubuy Saint Pierre and Miquelon
  • ubuy Saint Pierre and Miquelon

The Cablemax RS-232 LED link Tester is a useful tool for identifying communication issues with RS-232 connections. It is easy to use and can quickly determine if the rx/tx is communicating. The LED lights indicate signal levels and are a helpful visual aid. However, some users may find it difficult to see state changes in the diodes. Overall, this is a well-made tool that is compatible with various USB-RS232 adapters and can greatly assist in testing and troubleshooting RS232 connections.

Avis et évaluations clients

304 évaluations des clients
  • 5 étoile
    78%
  • 4 étoile
    14%
  • 3 étoile
    5%
  • 2 étoile
    1%
  • 1 étoile
    2%

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Avantages

  • Quickly identifies communication issues
  • Easy to use
  • Compatible with USB-RS232 adapters
  • Useful visual aid with LED lights

Les inconvénients

  • Difficult to see state changes in the diodes

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“Easy to find and order what you want on the website. Delivery is quick to the UK”

8 September 2026 · via Trustpilot
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Caractéristiques et avantages

  • Standard RS-232 DTE & DCE Interface with DB-9 / F & DB-9 / M Connectors.
  • RS-232 DB-9 / DB25 Pin assignment No Power required.
  • Easy to install, Plug & Play.
  • Works with Windows 7, 8, 10, Linux, Mac OS X.

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