Wholesale 10g Ethernet Sfp Manufacturer & Factory

High-Performance 10G SFP+ Transceiver Modules & Network Infrastructure Solutions Engineered for Global Telecoms, Enterprise Networks, and Hyperscale Data Centers.

Premium Optical Connectivity Products

Select from our premium line of fiber optic terminations, components, and active transceivers engineered to meet international telecom standards.

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Leading the Vanguard of Fiber Optic Innovation: Kocent Optec Limited

Established in 2012 in Hong Kong as a high-tech communication enterprise, Kocent Optec Limited has emerged as one of China's premier fiber optic termination product manufacturers and active module solution providers.

We are comprehensively dedicated to developing and manufacturing optical fiber communication products ranging from passive terminations to high-capacity active transceiver modules for telecommunication networks, enterprise networks, and next-generation hyperscale data centers.

By leveraging our extensive engineering experience and excellent production capacity gained over the years, we magnify the ROI and link reliability for our valuable global customers. This approach ultimately expands their core network competencies and helps them outperform their competitors in an increasingly data-hungry marketplace.

Kocent Optec Limited HQ Manufacturing and R&D Facility

13+

Years of Telecommunication Manufacturing Experience

100%

Optical Testing and Verification before Shipment

50+

Tier-1 Telecom Operators Served Globally

MSA

Strict Compliance with Multi-Source Agreements

Advanced Cleanroom Production of Optical Transceivers

The Technical Standard of 10G Ethernet SFP+ Modules

The transition from legacy Gigabit Ethernet to 10G Ethernet is a crucial step for modern enterprises and telecom carriers. At the center of this transition lies the SFP+ (Small Form-factor Pluggable Plus) module. As an experienced 10g Ethernet Sfp Factory, Kocent Optec designs transceivers that comply strictly with SFF-8431, SFF-8432, and SFF-8472 standards.

Our active transceivers incorporate highly stable optoelectronic components including 850nm VCSEL, 1310nm DFB, and 1550nm EML lasers paired with high-sensitivity PIN or APD receivers. Our products feature Digital Optical Monitoring (DOM/DDM) support, enabling real-time monitoring of temperature, laser bias current, optical power, and supply voltage.

We place high emphasis on customer collaboration. We define ourselves as your valuable partner in fiber optic connection solutions. We believe our technical differentiators are your direct operational advantages.

Why Sourcing from a China-Based 10G SFP Factory Drives Value

Our state-of-the-art manufacturing plants in China combine cost efficiency with rigorous engineering testing protocols.

Rapid Scale & Manufacturing Agility

Operating out of major manufacturing hubs, we leverage a localized supply chain of optical chip packaging, precision casing, and advanced cleanroom automation. This enables us to transition from prototype designs to bulk supply orders within short lead times.

100% Quality and Compatibility Test

We employ mature scientific methods and state-of-the-art test suites (including Agilent eye diagram analyzers, optical spectrum analyzers, and multi-vendor switch testbeds) to ensure each SFP module is 100% tested and verified for compatibility before shipment.

OEM & ODM Customization Capabilities

From custom EEPROM encoding to bypass switch encryption algorithms (Cisco, Juniper, Arista, HP, Huawei, etc.) to tailored labeling and custom packaging designs, our ODM engineering team delivers solutions that integrate seamlessly into your brand catalog.

Rigorous Quality Assurance Standards

With more than 13 years of experience in manufacturing telecommunication fiber optic products, we strictly follow international fiber optic industry standards (including Telcordia GR-468-CORE, RoHS, CE, and FCC). We utilize mature scientific methods to deliver your products on time and ensure that 100% of products are tested and inspected before shipment.

Our manufacturing facility is equipped with state-of-the-art optical polishing machines like the PM3600 (four-corner pressurization) to construct ultra-low insertion loss terminations. We also deploy strict dust-free cleaning procedures to guarantee that active optical channels remain clear of micro-particles that cause signal degradation.

Comprehensive Inspection and Fiber Optic Testing Lab

10G Ethernet SFP+ Transceiver Specification Reference

Use the detailed parameter table below to determine the ideal optical link parameters for your network topology.

Model Series Wavelength (nm) Fiber Type Max Link Distance Connector Type TX Power (dBm) RX Sensitivity (dBm) DDM Support
KCO-SFP+-SR 850nm Multimode (OM3/OM4) 300m (OM3) / 400m (OM4) Duplex LC -6 to -1 < -11.1 Yes
KCO-SFP+-LR 1310nm Singlemode (OS2) 10km Duplex LC -8.2 to +0.5 < -14.4 Yes
KCO-SFP+-ER 1550nm / 1310nm Singlemode (OS2) 40km Duplex LC -4.7 to +4.0 < -15.8 Yes
KCO-SFP+-ZR 1550nm Singlemode (OS2) 80km Duplex LC 0 to +4.0 < -24.0 Yes
KCO-SFP+-BiDi 1270nm-TX / 1330nm-RX Singlemode Simplex 10km to 60km Simplex LC -8.2 to +0.5 < -14.4 Yes

Macro-Level Optical Network Solutions

How Kocent Optec's product ecosystem drives connectivity across multiple vertical sectors.

Carrier-Grade FTTH & GPON Deployments

We supply massive quantities of passive infrastructure alongside active components. Our solutions integrate Huawei GPON ONUs, high-density patch cables, optical fiber splitters, and distribution frames to bring ultra-fast broadband to millions of residential subscribers globally.

Hyperscale Data Center Interconnects

Modern data centers rely on ultra-low latency links. Our high-compatibility 10G SFP+ SR modules, 400G QSFP-DD, and 200G active optical cables (AOCs) allow network engineers to scale backbone fabric links seamlessly while maintaining a minimal power envelope.

Enterprise Campus & WAN Edge Solutions

We provide long-haul Single Mode SFP+ transceivers (LR/ER/ZR) alongside outdoor ADSS fiber optic cables to span long distances between corporate facilities, linking campus distribution cores to metropolitan rings with zero packet loss.

Global Telecom Operators Supported

Years of active sales and engineering support have enabled us to win operators and distributors from different regions. Today, our custom OEM/ODM products are deployed inside tender projects for major global telecom operators.

Frequently Asked Technical & Procurement Questions

In-depth technical answers for network architects, purchase directors, and system integrators.

What defines a reliable 10G SFP+ Manufacturer in China?
A reliable manufacturer is defined by: 1. Raw materials quality (using high-grade lasers from leading suppliers). 2. Multi-vendor compatibility verification inside actual equipment (Cisco, Juniper, HP, etc.) rather than simple software simulation. 3. MSA compliance (compliance with SFF-8431, SFF-8432, SFF-8472). 4. Deep compliance testing of the electrical and optical eye diagrams, and 100% aging tests under temperature ranges (commercial or industrial).
What is the difference between DDM and DOM in 10G SFP+ modules?
DDM (Digital Diagnostic Monitoring) and DOM (Digital Optical Monitoring) are essentially the same feature defined by SFF-8472. It allows network managers to view real-time operating parameters of the SFP+ module, such as internal temperature, transceiver voltage, TX laser bias current, TX optical power, and RX optical power. This information is vital for preemptive network maintenance and link budgeting troubleshooting.
How does Kocent Optec guarantee compatibility with brands like Cisco and Juniper?
Most Tier-1 OEMs write hardware authorization algorithms to block 3rd-party transceivers. We use proprietary EEPROM programming tools to write the exact signatures and check-sum parameters (like manufacturer names, serials, and security keys) into the transceiver's memory. We test each batch on actual target switches to ensure 100% compatibility and system stability without voiding the host equipment's warranty.
What is the link budget margin for a 10G SFP+ LR 10km link?
The link budget is computed as: TX Minimum Launch Power (-8.2 dBm) minus RX Maximum Receiver Sensitivity (-14.4 dBm), yielding a total budget of 6.2 dB. Under standard conditions, singlemode G.652 fiber experiences an attenuation of about 0.35 dB/km at 1310nm. For a 10km link, fiber loss is ~3.5 dB, leaving about 2.7 dB of margin for connectors, splices, and system aging, which is highly reliable.
Can 10G SFP+ modules be inserted into standard SFP ports (1G)?
Generally, no. SFP+ slots are backward compatible and can accept 1G SFP modules, but 1G SFP slots cannot negotiate the 10Gbps data rate of an SFP+ module. The host device's ASIC cannot decode the 10Gbps serializer/deserializer (SerDes) line rate on a port designed for a max speed of 1Gbps.
How does the optical polish geometry affect active SFP+ links?
For active transceivers, a physical contact (PC/UPC) fiber connector is required to interface with the optical port. Angle Physical Contact (APC) connectors, which have an 8-degree slant, are NOT directly compatible with the internal receptacles of standard optical transceivers unless specified. Mismatched connector types degrade Return Loss, causing optical back-reflection which can permanently damage the SFP+ transmitter laser.
What are the lead times for custom OEM batches of 10G SFP+?
For standard SFP+ models (SR, LR, ER), we maintain a regular stock of components and finished boards. Small to medium OEM batches can be coded, labeled, tested, and dispatched within 3 to 5 business days. Large custom bulk orders involving customized housing, casing designs, or custom firmware algorithms generally take between 2 to 3 weeks.
Does Kocent Optec support industrial temperature ranges?
Yes, we offer two main temperature grades for our active modules: 1. Commercial Temperature Range (C-Temp): 0°C to +70°C, ideal for indoor enterprise switches and climate-controlled data centers. 2. Industrial Temperature Range (I-Temp): -40°C to +85°C, designed for outdoor environments, industrial Ethernet switches, and pole-mounted cellular backhaul equipment.
What packaging protocols are followed to prevent Electrostatic Discharge (ESD)?
ESD can destroy the sensitive internal TOSA/ROSA chips. We handle all optical components inside ESD-protected areas using grounded wrist straps and conductive tables. Each module is wrapped in individual anti-static shielding bags and placed into shock-absorbing trays before final packing in durable export cartons.
How do you handle shipping logistics and customs clearance for global ports?
We offer multiple shipping terms including EXW, FOB, CIF, and DDU/DDP through reliable global couriers (DHL, FedEx, UPS) and dedicated air/ocean freight forwarders. Our export department handles all necessary documentation, custom codes (HS Code: 85177090 or 85176200), and compliance declarations to guarantee quick, hassle-free customs clearance.

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