Xelivor Xelivor

OEM/ODM RJ45 Keystone Jack Manufacturer & Suppliers

High-Performance Enterprise Structured Cabling, Fiber Connectivity Solutions, and Custom Hardware Manufacturing for Next-Generation Data Networks

Technological Architecture: The Evolution of RJ45 & Copper Interconnects

As transmission frequencies reach gigahertz levels, physical layer design becomes critical in controlling signal degradation, electromagnetic interference, and heat dissipation.

NEXT & FEXT Mitigation

Cat6A (500 MHz) and Cat8 (2000 MHz) architectures require precise PCB trace design inside the Keystone Jack. Our products utilize advanced compensation circuitry to neutralize Near-End Crosstalk (NEXT) and Far-End Crosstalk (FEXT), maintaining signal-to-noise margins under maximum channel lengths.

PoE++ & Thermal Planning

Deploying Type 4 PoE (IEEE 802.3bt, up to 90W/100W) results in elevated temperature rises within bundled cables and connections. Our RJ45 terminals use phosphor bronze pins with 50 micro-inches of gold plating, engineered to minimize contact resistance and withstand connection break cycles without arcing damage.

Zinc Alloy 360° Shielding

Alien Crosstalk (AXT) in dense deployments is mitigated by our die-cast zinc alloy metal shells. These housings provide 360-degree shielding effectiveness and low impedance ground paths, satisfying ISO/IEC 11801 Class EA and Class FA requirements for modern enterprise and industrial environments.

The Shift Toward Consolidated Copper-Fiber Infrastructures

Global networking environments are increasingly deploying hybrid physical layers. High-speed backplane transmission and core switching layers rely on optical solutions, such as SFP28, QSFP28, and QSFP-DD. Meanwhile, the edge distribution layer relies on twisted-pair copper connections terminated via RJ45 Keystone Jacks.

This integration demands physical interfaces capable of seamless media conversion, structured shielding, and heat management. As a manufacturer specialized in both high-frequency copper connectors and optical transceiver technologies, we provide verified compatibility and signal consistency across your network infrastructure.

Technical Metrics Comparison

Specification Parameter Cat 6 Keystone Jack Cat 6A Keystone Jack Cat 8 Keystone Jack
Max Transmission Freq. 250 MHz 500 MHz 2000 MHz
Max Supported Data Rate 1 Gbps (10G at short run) 10 Gbps 25 Gbps / 40 Gbps
Max Channel Length 100 Meters 100 Meters 30 Meters
Power over Ethernet Compatibility PoE / PoE+ (Type 1 & 2) PoE++ (Type 3 & 4) PoE++ (High Density Type 4)

China Factory 4.0: Supply Chain Resilience & Manufacturing Advantages

How our integrated factory ecosystem translates to cost efficiency, quality control, and shorter lead times for global enterprises.

386 m²
Modern Manufacturing Area
68 Eng
Dedicated R&D Engineering Team
850+
Verified Supply Chain Partners
$12M+
Annual Global Export Revenue

Advanced Manufacturing Automation

Our facility runs automated assembly systems designed to maintain component uniformity and product performance. From automated IDC terminal insertion to automated visual inspection systems (AOI), every manufacturing step is designed to eliminate human error. High-tolerance tooling and die casting equipment produce shielding housings with tight physical tolerances, preventing port play and signal degradation over time.

We source raw polymers and high-grade zinc alloys through structured agreements with our 850+ supply chain partners. This vertical integration reduces the risk of material shortages, keeping production times stable even during supply disruptions. By maintaining strategic stock of essential sub-assemblies, we support fast production turnarounds for custom OEM/ODM requests.

Verification and Compliance Framework

Performance consistency is verified through standard testing procedures. Every batch of RJ45 Keystone Jacks, copper modules, and SFP transceivers undergoes testing for electrical continuity, insulation resistance, and dielectric strength. For high-speed applications, we perform permanent link and channel verification testing using Fluke DSX analyzers.

Our quality assurance department includes 32 dedicated inspectors who oversee raw material sourcing, in-process assembly, thermal verification, and packaging. This system keeps our field return rates below 0.05%, meeting the requirements of enterprise-grade network operators.

Macro-Industry Connectivity Solutions

Providing structured, high-reliability physical layer designs for telecom operators, smart factories, and enterprise data centers.

Hyperscale Data Centers

Optimized for high-density patch panels, our Keystone Jacks support close side-by-side positioning without alien crosstalk. Used alongside our copper SFP transceivers and high-capacity LC/SC optical fiber systems, they support standard high-bandwidth configurations.

Industrial & IoT Environments

Factory floors require protection from EMI, high humidity, and physical vibration. Our shielded RJ45 solutions feature dust-tight housings, corrosion-resistant contact materials, and secure locking mechanisms to keep connections stable under tough conditions.

Commercial Office Networks

Supporting structured cabling plans that require tool-free termination, customizable labeling, and color coding. These components enable quick deployment, simple testing, and compliance with local construction and fire safety codes.

Corporate Capabilities: Xelivor Optoelectronics Co., Ltd.

A professional provider of high-speed optical transceivers, structured copper connectors, and fiber distribution systems.

Xelivor Optoelectronics Co., Ltd. is a professional manufacturer of optical transceivers and fiber connectivity solutions, dedicated to serving global data center, telecom, enterprise network, and cloud computing industries. Established in 2016, the company operates from a modern manufacturing facility covering 386 m² and has built a strong reputation for delivering reliable, high-performance optical communication products worldwide.

With over 8 years of industry experience and 6 years of export experience, Xelivor has achieved annual export revenues exceeding USD 12 million. Our products are exported to customers across North America, Europe, Southeast Asia, the Middle East, and South America, supporting a wide range of networking applications from enterprise infrastructure to hyperscale data centers.

Xelivor specializes in the design, development, and production of optical transceivers, including SFP, SFP+, SFP28, QSFP28, QSFP-DD, OSFP, DAC, and AOC solutions. Backed by a dedicated R&D team of 68 engineers, the company continuously invests in innovation and launched more than 85 new products in the past year to meet the evolving demands of high-speed optical networks.

Quality is at the core of our operations. Our quality management system incorporates incoming material inspection, in-process quality control, aging tests, compatibility verification, optical parameter testing, and final product inspection. A professional quality assurance team of 32 inspectors ensures every product meets strict international standards before shipment.

The company maintains long-term cooperation with more than 850 supply chain partners, enabling stable sourcing, efficient production, and rapid delivery capabilities. Our flexible manufacturing system supports OEM, ODM, private label, customized firmware, customized labeling, and packaging services to satisfy diverse customer requirements.

As a company with strong independent R&D capabilities, advanced testing equipment, and a customer-oriented approach, Xelivor serves distributors, system integrators, telecommunications operators, data center providers, network equipment vendors, and enterprise customers worldwide.

Driven by innovation, quality, and partnership, Xelivor Optoelectronics Co., Ltd. remains committed to providing cost-effective, reliable, and future-ready optical communication solutions for global networking infrastructure.

Technical & Procurement FAQ

Answers to common engineering, procurement, and standards questions regarding RJ45 connectors and high-frequency structured cabling.

What is the benefit of using 50μ" gold plating on RJ45 contact terminals?
Gold plating protects copper terminals from oxidation and wear caused by repeated mating cycles. A thickness of 50 micro-inches (50μ") is the industry standard for high-performance and enterprise networks. It maintains low contact resistance over the product life and protects the connection during PoE applications, where mating and unmating under load can cause electrical arcing.
How do toolless RJ45 Keystone Jacks perform compared to traditional punch-down styles?
Toolless Keystone Jacks feature an integrated cap that terminates all eight wires at once when closed. This design provides consistent termination pressure across all contacts, reducing human variation compared to impact tools. Toolless designs also help keep the cable pairs twisted close to the IDC contact points, preserving NEXT margin in Cat6A and Cat8 setups.
Can shielded (UTP vs STP) Keystone Jacks be used interchangeably?
While physically possible, they should not be mixed if shielding performance is required. Shielded (STP) Keystone Jacks require shielded cables and a properly grounded patch panel or chassis to divert EMI. Using a shielded jack without a complete path to ground can create a floating antenna that attracts noise, degrade signal performance, and fail compliance testing.
How do you verify compliance with ANSI/TIA-568.2-D and ISO/IEC 11801?
We verify our products using permanent link and channel tests on high-frequency network analyzers. We test parameters such as insertion loss, return loss, NEXT, FEXT, and propagation delay. Test fixtures are calibrated to ANSI/TIA-568.2-D standards to verify that components meet these specifications before shipping to customers.
What custom OEM/ODM services does Xelivor support?
We provide custom housing configurations, color-coding, customized packaging, and laser-engraved logos. For our active optical transceivers, we support custom EEPROM firmware compatibility, allowing the modules to operate correctly with switches from Cisco, Juniper, Arista, and other network hardware manufacturers.

Production Facilities & Quality Control Verification

Inside Xelivor's modern factory: automated optical inspection, material testing, and dynamic thermal aging chambers.