U1B Inline Connector for FTTx and LAN Applications
The U1B Inline Connector is a versatile and reliable electrical connector designed to securely connect two wires together. It is widely used in various applications, including telecommunications, construction, and industrial settings. Manufactured from high-quality materials, it offers exceptional durability and long-lasting performance in demanding environments.
- No-Epoxy, No-Polish Termination: Allows for rapid installation, drastically reducing time and setup costs.
- High Optical Performance: Consistently achieves low Insertion Loss (IL ≤ 0.3dB Typical) and high Return Loss (≥ 50dB SM/UPC).
- Wide Operating Temperature Range: Engineered to perform reliably from -40°C to +85°C.
- Inline, Low-Profile Design: Ideal for space-constrained enclosures and managing cable density.
- Simple, Three-Step Installation: Strip, cleave, and insert process takes under two minutes per connector, improving field productivity.
Description
The U1B Inline Connector from EPCOM represents a significant advancement in field-terminated fiber optic connectivity. This precision-engineered component is designed for rapid, simple, and reliable fiber terminations in a variety of network environments. It eliminates the need for traditional polishing, epoxy, or complex splicing equipment, drastically reducing installation time and setup costs. EPCOM has developed this connector to meet the rigorous demands of modern telecommunication networks, ensuring a stable, high-performance connection that technicians can trust.
As bandwidth demands grow, the integrity of every connection point becomes paramount. This inline fiber connector is built to provide a dependable solution that supports everything from residential fiber-to-the-home (FTTH) rollouts to complex enterprise local area networks (LANs). Its innovative design focuses on ease of use without compromising the optical performance required for high-speed data transmission.

Core Features of the U1B Inline Connector
This inline fiber connector provides a versatile and efficient solution by integrating several key features. It delivers a rapid, “no-epoxy, no-polish” termination, allowing technicians to complete an installation in minutes. This is made possible by a factory-polished fiber stub and a high-quality index-matching gel, which work together to secure a low-loss connection.
Performance is at the heart of the U1B Inline Connector. It consistently achieves factory-grade optical characteristics, ensuring a low insertion loss (IL) and a high return loss (RL). These two factors are critical for maintaining signal integrity and minimizing back-reflection in high-bandwidth and long-distance networks. The connector’s robust body and precision-alignment mechanism ensure this performance is repeatable and stable over the long term.
Durability is another key design tenet. The U1B Inline Connector is constructed from high-quality polymers and features a robust design. It is engineered to operate reliably across a wide temperature range (-40°C to +85°C), making it suitable for both controlled indoor environments and more demanding outdoor or unconditioned locations, such as pedestals and enclosures.
Applications in Modern Network Deployments
The U1B Inline Connector is an ideal solution for modern FTTx (Fiber to the x) architectures. Its rapid installation capability is perfectly suited for last-mile connections, premise terminations (FTTH/FTTP), and network restoration tasks. Service providers can empower their field technicians to restore service or connect new customers quickly, improving operational efficiency and customer satisfaction.
In Local Area Networks (LAN) and data center environments, this connector facilitates rapid moves, adds, and changes (MACs). Its reliable performance supports the high-speed data transmission required by enterprise backbones, fiber-to-the-desk (FTTD) applications, and server connections. It is also widely used in telecommunication networks, patch panel repairs, security camera (CCTV) systems, and any application where a fast, permanent, and high-quality fiber termination is required. Its compatibility with standard fiber optic cables ensures broad utility.
Design Advantages of the U1B Inline Connector
The “inline” profile of the U1B Inline Connector allows for a streamlined, low-profile termination. This form factor is highly advantageous in space-constrained enclosures, wall outlets, and junction boxes where managing cable bend radius and density is critical. Inside, the pre-polished, factory-terminated fiber stub is held in precise alignment. This is paired with a high-quality index-matching gel, which creates a low-reflection interface with the field-cleaved fiber. This factory-controlled process is the key to its consistent, high-level performance.
Technical Specifications
| Parameter | Value |
|---|---|
| Applicable Fiber Type | SM (9/125μm), MM (50/125μm, 62.5/125μm) |
| Applicable Cable Diameter | 0.9mm, 2.0mm, 3.0mm, FTTH Drop Cable (2.0*3.0mm) |
| Insertion Loss (IL) | ≤ 0.3dB (Typical), ≤ 0.5dB (Max) |
| Return Loss (RL) | ≥ 50dB (SM/UPC), ≥ 55dB (SM/APC), ≥ 35dB (MM) |
| Operating Temperature | -40°C to +85°C |
| Durability (Mating Cycles) | > 500 cycles |
| Tensile Strength (Pull) | > 30 N (for 0.9mm), > 70 N (for 3.0mm) |
| Connector Type | SC (UPC or APC) |
Installation and Field Reliability
Installation of this advanced inline fiber connector is a simple, three-step process: strip, cleave, and insert. Technicians can prepare the fiber with standard tools, insert it into the connector’s alignment channel until it clicks, and secure the boot. This entire process takes under two minutes per connector, dramatically improving field productivity. This simplicity reduces installation time, labor costs, and the potential for human error. It also eliminates the need for expensive fusion splicers or power-hungry equipment, making it a cost-effective solution for large-scale deployments.
U1B Inline Connector: Ensuring Network Uptime
The reliability of a network is only as strong as its weakest link. By using the U1B Inline Connector, network owners ensure that connection points are not a source of failure. The robust locking mechanism and integrated strain relief boot protect the termination from external stress. In network maintenance and repair, time is critical. This connector is an indispensable tool for emergency restoration kits, allowing technicians to restore connectivity quickly without returning to a workshop. This capability minimizes network downtime and improves overall service-level-agreement (SLA) performance.
EPCOM’s Comprehensive Fiber Optic Solutions
The U1B Inline Connector is a cornerstone of EPCOM’s extensive portfolio of fiber optic connectivity products. We provide end-to-end solutions to build and maintain your entire network infrastructure.
For connecting and patching within your network, our high-quality ST Fiber Optic Adaptor provides a reliable and durable interface for ST-style connections, ensuring precise alignment and minimal signal loss.
We also offer other innovative field-termination solutions. Our T-Type SC Fast Connector is another excellent choice for rapid SC-type terminations, offering high performance and ease of use in FTTx applications.
For the high-density demands of modern data centers, EPCOM’s MPO/MTP Patch Cord solutions are essential. These multi-fiber assemblies provide the massive bandwidth and low-loss connectivity required to scale your network to 40G, 100G, and beyond.
Why Choose EPCOM?
EPCOM is not just a supplier; we are a partner in your network’s success. Our commitment to quality is unwavering. Every product, including the U1B Inline Connector, undergoes rigorous factory testing to ensure it meets or exceeds all industry performance standards. We adhere to international best practices and standards, such as those set by the Telecommunications Industry Association (TIA) and IEC. This focus on standards ensures interoperability, reliability, and long-term performance.
Your Commitment to a Future-Proof Network
Investing in the U1B Inline Connector is an investment in a “future-proof” network. As bandwidth demands continue to grow, the quality of every connection becomes more critical. Low-quality connectors can lead to bit errors, packet loss, and service degradation. By ensuring low loss and high return loss, the EPCOM U1B Inline Connector guarantees your physical layer can support the next generation of services, from 8K video streaming to advanced IoT applications and beyond.



















