Established in 2012 in Hong Kong, Kocent Optec Limited has emerged as a high-tech powerhouse in the communication industry. As a leading China-based manufacturer, we specialize in high-speed connectivity solutions, specifically the 10G SFP+ to RJ45 Copper Transceiver modules that serve as the backbone for modern data centers.
Our expertise lies in bridging the gap between high-performance fiber optics and traditional copper infrastructure. The 10G SFP+ to RJ45 module is a critical component for enterprises looking to upgrade to 10Gbps speeds without the prohibitive costs of full-scale fiber recabling.
By leveraging our extensive 13+ years of manufacturing experience, we enable our global partners—from ISP providers to large-scale data centers—to outperform their competition. We believe that professional collaboration is the key to technological advancement, and our 10G copper modules are designed to meet the most rigorous international standards.
The demand for 10G SFP+ to RJ45 modules is surging globally as businesses transition from 1G to 10G networks. In North America and Europe, the ability to utilize existing Cat6a/7 cabling for 10G links up to 30m or 80m makes these modules the most cost-effective solution for short-reach data center interconnects.
The industry is moving toward lower power consumption and higher heat dissipation efficiency. Our latest 10G SFP+ copper modules are engineered with advanced PHY chips that minimize power draw, critical for dense switch environments where thermal management is a primary concern.
Enterprises are no longer just looking for "cheap" parts; they demand MSA Compliance and EEPROM compatibility. Global buyers from Brazil to Germany require modules that work seamlessly across multi-vendor platforms like Cisco, Arista, and Juniper without error codes.
In modern office buildings, IT managers use 10G SFP+ to RJ45 transceivers to connect core switches to high-performance servers and NAS storage devices, utilizing the building's existing copper ethernet infrastructure.
Smart factories rely on 10G speeds for real-time machine vision and AI processing. The rugged nature of copper connections often makes them preferable in industrial settings over delicate fiber strands for short-run links.
As part of our FTTA (Fiber to the Antenna) solutions, high-speed transceivers are used in Base Band Units (BBU) and Remote Radio Heads (RRH) to handle the massive data throughput of 5G NR networks.
Our production facility follows strict fiber optic industry standards. Using mature scientific methods, we ensure that every 10G SFP+ module, MTP/MPO cable, and PLC splitter is manufactured to perfection. Our primary catalogs include Data Center solutions (SFP/QSFP, AOC/DAC) and FTTA components.
MTP MPO Production Line
PLC Splitter Line
SFP QSFP Production
FDB Machine
KCO Fiber provides comprehensive customization for SFP, SFP+, QSFP, AOC, and DAC. This includes optical design, mechanical housing design, PCB layout, and specific labeling to align with your brand identity.
Our modules are compatible with major brands: Cisco, Huawei, ZTE, H3C, Juniper, HP, TP-link, D-Link, Dell, Netgear, Ruijie, and more. We offer specialized firmware coding to ensure 100% "plug-and-play" reliability.
Beyond transceivers, we offer ODM services for Tactical CPRI Patch Cords, MTP MPO Fiber Optic Patch Cords, and custom terminal boxes based on your unique cable structure drawings or mechanical requests.
Kocent Optec Limited is a professional manufacturer integrating R&D, production, sales, and service. Our OEM service allows you to leverage your core competencies while we handle the technical complexities. We are committed to providing "second-to-none" contract manufacturing services, ensuring each solution meets the highest standard of quality and performance.
Under an OEM agreement, KCO Fiber will team up with your team to develop best-in-class fiber optical products. Whether it is a custom length, color, or logo, our response is fast and cost-effective.



Our 10G SFP+ to RJ45 modules undergo rigorous testing, including eye-pattern analysis, temperature cycling, and real-switch traffic testing. We ensure that 100% of products are tested and inspected before shipment to prevent any field failures, maintaining our reputation as a reliable China factory and supplier.