TL421A - Black Box Corporation STANDALONE 4 PORT RS232 RJ45 | Aztek Computers
29+Years
SKU: IF0DXQ49LF |  Mfg. Part: TL421A  | UPC: 822088119302  | 
 3 Reviews
 |     Share

TL421A - Black Box Corporation STANDALONE 4 PORT RS232 RJ45 PASSIVE SPLITTER DESIGNED TO ALLOW ONE DCE DEVICE T

50 Available / 1 Sold
Condition: New

$85.12  $114.91
Free Shipping for this Item

Product Overview

The 4-Port RS232 to RJ45 Modem Splitter allows you to connect up to four RS232 devices over a single RJ45 network connection. This splitter is ideal for expanding your network and enabling multiple devices to communicate effectively without the need for additional cabling.

Designed for easy installation and compatibility with various systems, this splitter ensures reliable data transmission and minimizes downtime. Whether for use in home networking or professional setups, it enhances connectivity options and boosts productivity.

Expert Overview

The BLACK BOX CORPORATION TL421A is a standalone 4-port RS232 RJ45 passive splitter designed for IT environments requiring expanded serial connectivity. This device allows a single DCE (Data Communications Equipment) device to connect with up to four RS232 devices over a single RJ45 network connection. It addresses the challenge of integrating multiple serial devices into existing network infrastructure without requiring extensive recabling. The splitter supports seamless data transfer and communication, making it suitable for scenarios where multiple RS232 peripherals need to share a common network link. Its compact and durable design facilitates straightforward installation and integration into various systems, aiming to enhance connectivity options and support reliable data transmission in both home networking and professional setups.

Technical Specifications

  • Connects up to 4 RS232 devices via a single RJ45 port
  • Supports seamless data transfer and communication
  • Compact and durable design for easy installation
  • Compatible with various operating systems and network devices
  • Enhanced connectivity options for expanded networking capabilities

Product Details

  • Manufacturer:
  • Model Number:
  • UPC:
  • Condition:
  • Weight:
  • Dimensions:
  • Updated:
  • Added:
  • Country of Origin:
  • BLACK BOX CORPORATION
  • TL421A
  • 822088119302
  • New
  • 0.32 lbs
  • 6 X 5 X 3
  • Today - Aug 01, 2026
  • Aug 01, 2026
  • US
Product Identifiers: Brand: Black Box Corporation • Part #: TL421A • UPC: 822088119302 • Category: Splitters, Couplers & Adapters

Frequently Asked Questions

What is the primary function of the TL421A?

The TL421A is a passive splitter that allows one DCE device to connect to up to four RS232 devices using a single RJ45 network connection. It expands connectivity for serial devices over existing network infrastructure.

What type of devices are compatible with this splitter?

This splitter is compatible with various operating systems and network devices that utilize RS232 communication. It is designed to connect up to four RS232 devices.

What are the key benefits of using this splitter in a network setup?

The splitter enhances connectivity options by enabling multiple RS232 devices to communicate effectively over a single RJ45 connection. It supports seamless data transfer and aims to minimize downtime through reliable data transmission.

Is the TL421A an active or passive device?

The TL421A is a passive splitter. This means it does not require external power for its operation.

TL421A - Black Box Corporation STANDALONE 4 PORT RS232 RJ45 PASSIVE SPLITTER DESIGNED TO ALLOW ONE DCE DEVICE T

Confirm you're human, then submit:

Reviews for Black Box Corporation TL421A

$85.12