RU-LB4

The RDL Ru-LB4 and Ru-LB4P 4-port Line-Level Bi-Directional Network Interfaces are versatile networking solutions designed to meet the demands of various applications. These interfaces provide four independent 10/100Base-T Ethernet ports that support both data and power over Ethernet (PoE) or power over line (PoL) for passive devices.

The Ru-LB4 is a standard PoE version, delivering up to 30W of power per port, making it suitable for powering PoE-enabled devices such as IP cameras, Wi-Fi access points, and Voice over IP (VoIP) phones. On the other hand, the Ru-LB4P is a PoE and PoL version, capable of delivering up to 30W per port for PoE devices and up to 60W per port for PoL devices, ensuring compatibility with a broader range of devices requiring more power.

These interfaces offer line-level bi-directional signaling, allowing for the transmission of both data and power over longer distances, up to 100 meters (328 feet), compared to traditional unidirectional PoE solutions. This feature is particularly beneficial in industrial, transportation, and other applications where long cable runs are common.

The RDL Ru-LB4 and Ru-LB4P interfaces also feature a compact, rugged design, making them suitable for use in harsh environments. They operate over a wide temperature range (-40 C to 75 C) and have an industrial-grade EMC/EMI shielding to protect against electromagnetic interference.

Additionally, these interfaces support IEEE 802.3af and 802.3at PoE standards, allowing for seamless integration with network infrastructures that utilize these protocols. They also offer automatic MDI/MDI-X detection, making installation easy and straightforward.

The RDL Ru-LB4 and Ru-LB4P 4-port Line-Level Bi-Directional Network Interfaces are a robust and reliable choice for applications requiring long-distance data and power transmission, with the added flexibility of supporting both PoE and PoL devices. Their rugged design and compatibility with industry-standard PoE protocols make them an excellent investment for industrial, transportation, and other demanding environments.

1. PoE capability: These interfaces allow power to be delivered to connected devices over Ethernet cables, eliminating the need for separate power sources.

2. Bi-directional communication: The interfaces support bi-directional communication, allowing data to be transmitted in both directions between devices.

3. Line-level signals: The interfaces are designed to work with line-level signals, making them suitable for use in applications such as security systems, building automation, and industrial control systems.

4. Rugged design: The interfaces are designed to be rugged and durable, making them suitable for use in harsh environments.

5. Easy installation: The interfaces can be easily installed and configured, making them a good choice for applications where time and resources are limited.

1. Limited bandwidth: The Ru-LB4 and Ru-LB4P interfaces have a maximum bandwidth of 10 Mbps, making them less suitable for use in applications that require high-speed data transfer.

2. Limited compatibility: These interfaces may not be compatible with all devices and systems, so it is important to check compatibility before making a purchase.

3. Price: Compared to other network interfaces, the Ru-LB4 and Ru-LB4P interfaces can be more expensive.

4. Limited features: These interfaces do not offer advanced features such as QoS, VLAN support, or encryption, making them less suitable for use in complex networks.

The RDL Ru-LB4 and Ru-LB4P 4-port line-level bi-directional Network Interfaces with PoE are a good choice for applications that require bi-directional communication, line-level signals, and PoE capabilities. However, they may not be suitable for applications that require high-speed data transfer, advanced features, or compatibility with a wide range of devices and systems.

If you are looking for a network interface that supports bi-directional communication, line-level signals, and PoE capabilities, then the RDL Ru-LB4 and Ru-LB4P interfaces are a good option to consider. However, if you require high-speed data transfer, advanced features, or compatibility with a wide range of devices and systems, then you may want to consider other options. It is important to carefully evaluate your specific requirements before making a purchase.

Details:

Minor signs of wear may be present. This 4x4 line-level bi-directional network interface operates via power over Ethernet poe and allows for flexible audio routing. Comes as seen in pictures. For sale is a used Rdl RU-LB4p in good working condition.

Condition: used and in good condition.

specifications vidioaudio:

• brand: Rdl
• mpn: Ru-lb4
• type: Audio Converter/mixer

payments vidioaudio:

• wallet: apple-pay
• credit card: mastercard
• other

offer vidioaudio:

• prices: $249.99–$1044.17
• item condition:
  • For parts or not working
  • New
• in stock #: 3
• availability: in stock
• started: may 28, 2025
• best offers: true
• sold #: 17
• options: ship-to-home

seller vidioaudio:

• rating: 100.0%
• city: laurel, maryland
• # reviews: 469

returns vidioaudio:

• policy: no returns

general vidioaudio:

• category: Electronics > Tv, Video Home Audio

shipping vidioaudio:

• transit: 5-12 days
• type: fixed
• class: economy, expedited
• service: economy, expedited

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