Kocent Optec Limited established in 2012 in Hong Kong as a hi-tech communication enterprise, is one of China's leading fiber optic termination product manufacturers and solution providers. We are dedicated to developing and manufacturing fiber optic communication products ranging from passive to active categories for telecommunication networks, enterprise networks, and datacenter environments. Our long-term mission remains focused on helping clients scale their optical fiber footprint cost-effectively without sacrificing mechanical integrity.
By leveraging our extensive experience and excellent production capacity we gained over the years, we magnify the outcome for our valuable customers, which ultimately expands their core competencies and helps them outperform competitors. We place emphasis on customer collaboration, and we define ourselves as your valuable partner in fiber optic connection solutions. We believe our differentiators are your perceived advantages in this hyper-competitive marketplace.
With more than 13 years of experience in manufacturing telecommunication fiber optic products, we follow strictly fiber optic industry standards (IEC, Telcordia) by using mature scientific methods to deliver your products on time and ensure that 100% products are tested and inspected before shipment. Our state-of-the-art optical laboratory is equipped with high-performance 3D interferometers, concentricity testers, and automatic insertion loss/return loss test stations.
The LC (Lucent Connector) duplex adapter represents the backbone of modern high-density optical fiber distributions. Designed to house two simplex connectors in a single footprint equivalent to an SC simplex connector, it halves the physical space requirement on patch panels, wall outlets, and active transmission gear. Because optical signals are highly vulnerable to misalignment at connection interfaces, the core quality of an LC duplex adapter hinges on its internal alignment sleeve.
For Single-Mode (SM) applications, Kocent Optec utilizes ultra-high-precision Zirconia ceramic (ZrO2) alignment sleeves. These sleeves are precision-engineered to maintain internal tolerances sub-micron levels, preventing lateral displacement and angular misalignment. Conversely, for cost-sensitive Multimode (MM) systems, Phosphor Bronze sleeves may be specified. However, for maximum longevity and low Insertion Loss (IL), zirconia sleeves are universally recommended. High-performance adapters also feature internal dust shutters that shield technicians from invisible laser radiation while preventing airborne particulates from contaminating the fiber end-faces.
Ensures precise axial alignment of 1.25mm ceramic ferrules, minimizing insertion loss and maximizing return loss across broad temperature changes.
Available in flanged models for standard rack mount installation, or flangeless designs to maximize chassis port density side-by-side.
Optional built-in shutters open automatically upon connector insertion and close upon extraction, offering advanced dust control and optical path safety.
In international sourcing, the procurement of LC Duplex adapters is rarely done in isolation; it is usually bundled with patch panels, breakout cables, and transceiver configurations to secure maximum cost efficiency. Procuring departments must analyze the total cost of ownership (TCO) which factors in insertion loss performance, shelf-life, shipping and packaging configurations, and regulatory compliance. Substandard adapters lead to micro-bends, alignment shifts over time, and high optical power degradation, causing link errors and downtime.
As a leading ODM supplier, Kocent Optec has optimized its raw materials supply chain and cleanroom injection molding processes to deliver premium performance at competitive scale. Below is an indicative wholesale pricing guide for our standard LC Duplex adapter configurations based on bulk industrial volumes. Contact our sales department directly to receive a comprehensive, volume-tiered official pricelist.
| Adapter Type | Sleeve Material | Color Coding | Standard Quantity (MOQ) | Indicative Price Range (USD/Unit) | Primary Target Market |
|---|---|---|---|---|---|
| LC/UPC Duplex (Flanged) | Zirconia Ceramic | Blue (RAL 5015) | 1,000 units | $0.35 - $0.55 | Telecom Central Offices, LAN Networks |
| LC/APC Duplex (Flangeless) | Zirconia Ceramic | Green (RAL 6018) | 1,000 units | $0.40 - $0.62 | FTTH GPON, CATV Distribution Panels |
| LC Duplex OM3 (Internal Shutter) | Zirconia Ceramic | Aqua (RAL 6027) | 500 units | $0.58 - $0.78 | Enterprise & Hyperscale Data Centers |
| LC Duplex OM4 (Standard) | Zirconia Ceramic | Violet (RAL 4003) | 1,000 units | $0.42 - $0.60 | High-speed Ethernet, SAN Deployments |
| LC Duplex Multimode (Metal Body) | Phosphor Bronze | Beige / Metallic | 2,000 units | $0.28 - $0.45 | Industrial Automation & Process Control |
Please note: Custom variations such as metal housings for advanced EMI shielding, custom footprint shapes, and laser-engraved serial positioning tags will influence final pricing. Our ODM program accommodates specialized branding, color-matching, and pre-loaded panel assembly options.
Our global footprint spans multiple continents, serving as a trusted supplier for major carrier-grade networks, FTTx rollouts, and enterprise cloud infrastructure. Years of sales and service experience have enabled us to win customers from different regions. Today, we have customers from East Asia, Southeast Asia, Middle East, Eastern Europe, Western Europe, Northern Europe, South America, North America, North Africa, and South Africa.
Win-win cooperation is our constant goal. Many of our OEM and ODM products have won Telecom Operator tenders and continue to satisfy end-user requests on a daily basis. Through our agile ODM manufacturing capabilities, we are capable of supplying components that meet specific municipal network protocols and national testing certifications.
Our main terminal telecom operators include:
In metropolitan optical networks and long-haul transport systems, our LC adapters are deployed in combination with MTP/MPO transition panels, enabling seamless conversion from high-core-count backbone cables (144F, 288F, or 576F) down to individual duplex circuits. This strategy ensures rapid scalability and limits the need for expensive fusion splicing during subsequent maintenance cycles.
For infrastructure projects managed by sovereign telecommunications agencies or private utility firms, compliance with environmental and physical safety directives is critical. Kocent Optec ensures that all LC Duplex adapters comply with international directives, including RoHS (Restriction of Hazardous Substances) and REACH (Registration, Evaluation, Authorisation and Restriction of Chemicals). Standardizing on these environmental baselines avoids import hold-ups, mitigates project-level regulatory liabilities, and satisfies modern green datacenter criteria.
Furthermore, our regional logistics partners and localized support networks guarantee fast delivery and minimize freight lead times. Kocent Optec supplies full production batches with integrated quality tracking codes. In the rare event of connection variations in the field, our technical engineers provide remote analysis and customized mechanical adjustments, ensuring that our products continue to support stable optical signals throughout their design lifetime.
As networks migrate from 100G and 400G configurations toward 800G and 1.6T bandwidth envelopes, spatial restrictions within switches and routers become highly acute. Although the LC duplex adapter remains the global standard for optical patching, the optical interconnect industry is actively adopting Very Small Form Factor (VSFF) connectors like MDC and SN. Kocent Optec’s current R&D pipeline is designed to assist datacenter operators in transitioning smoothly between classic LC architectures and future ultra-high-density VSFF patch layouts.
Furthermore, our engineers are addressing co-packaged optics (CPO) and high-density onboard transceivers by introducing ultra-low-profile LC adapter modules. These variations are optimized to fit the limited height profile of 1RU servers and distribution frames, securing superior airflow pathing and low thermal load profiles. Partnering with Kocent Optec guarantees that your network investments remain aligned with emerging global telecommunications roadmaps.
Zirconia ceramic sleeves feature extremely high rigidity, low thermal expansion coefficients, and high dimensional stability. This ensures the alignment of the 1.25mm connector ferrules remains consistent under physical stress and temperature variations, resulting in lower insertion loss (≤0.2dB) and high mating durability. Phosphor bronze is suited for low-cost, short-distance multimode applications where slightly higher losses can be tolerated.
Flanged adapters incorporate side wings with pre-drilled screw holes to secure them to the patch panel chassis. Flangeless adapters use integrated metal side clips to snap directly into the cutout slots without using screws. Flangeless configurations allow for high packing density, enabling ports to be positioned closer together on high-density chassis panels.
We employ injection molding machinery, automated assembly processes, and cleanroom environments to maintain tight tolerances. In addition, 100% of our products undergo rigorous automated testing for insertion loss and visual geometry inspection before leaving our production facility.
Yes, our passive fiber optic components are manufactured and tested in strict accordance with Telcordia GR-326-CORE standards, covering mechanical durability, salt spray exposure, vibration testing, and thermal cycling validation.
KOCENT OPTEC