1. Product Overview

The MPO12 to 2x MPO12 (8-Core utilized) Single-Mode Breakout Cable is a high-density assembly that transitions a single MPO-12 interface into two separate MPO-12 branches. Utilizing OS2 9/125μm Single-Mode fiber, this cable is optimized for long-reach applications and high-bandwidth protocols. Featuring Elite Low Loss (LL) connectors, it ensures maximum signal integrity for high-speed digital links.

2. General Specifications

3. Optical Performance

4. Mechanical & Environmental Characteristics

• Operating Temperature: -20°C to +70°C

• Storage Temperature: -40°C to +85°C

• Tensile Strength: 100N (Short-term) / 60N (Long-term)

• Minimum Bend Radius: 10mm (Bend-Insensitive SMF)

• Durability: >500 mating cycles

Product Applications

The MPO-12 to 2x MPO-12 SMF breakout cable is a critical component for scaling long-reach network fabrics:

1. 100G/400G to 2x 50G/200G Port Splitting

In Single-Mode environments, this "Y-Cable" allows a single high-speed transceiver port (such as a 100G-PSM4 or 400G-DR4) to be broken out into two separate MPO-based channels. This enables a core switch to serve multiple secondary switches or high-capacity AI nodes over significant distances.

2. Spine-Leaf Fabric Distribution

In a Single-Mode Spine-Leaf architecture, this cable maximizes the fan-out capability of the spine layer. By splitting an 8-fiber MPO port into two branches, it effectively doubles the number of leaf switches a single spine port can support, optimizing hardware ROI and reducing the total number of switches required.

3. Aggregating Parallel Channels into High-Density Trunks

For organizations utilizing 4-fiber Single-Mode links, this assembly allows for the aggregation of two separate 4-fiber inputs into a single MPO-12 backbone trunk. This increases the efficiency of the structured cabling system and reduces the volume of cabling in overhead trays.

4. Low-Loss Performance for Long-Reach Links

Unlike multimode links, Single-Mode links are often used for campus-wide or Metro-area connections. The Elite Low Loss (LL) connectors are vital here; they provide the necessary optical margin to allow for multiple patch points between buildings while staying within the tight power budgets of high-speed optics.

5. AI and Machine Learning Data Fabrics

AI clusters require massive, synchronized throughput. This breakout cable provides a clean, professional way to distribute high-capacity bandwidth from top-of-rack switches to individual GPU accelerators or storage arrays using Single-Mode MPO interfaces, ensuring low latency and high reliability.

Professional Note:

For all Single-Mode MPO connections, it is highly recommended to use APC (Angled Physical Contact) polish. The 8-degree angle minimizes back-reflection (ORL), which is critical for the stability of high-speed lasers used in 100G+ Single-Mode transceivers.  High-performance Single-Mode MPO to 2x MPO breakout cable. Ideal for 100G PSM4 and 400G DR4 port-splitting. Features Elite Low Loss APC connectors.MPO to 2x MPO Y-cable, Single-Mode MPO breakout, 100G PSM4 breakout, 8-fiber OS2 harness, Low Loss MPO cable, APC MPO SMF cable, 400G DR4 connectivity.