FiberQ FiberQ

China Top SFP Connector Interface Manufacturers & Factory

High-Density Optical Modules & Precision Interconnection Systems for Next-Generation Networking

Featured High-Speed Transceivers & Interfaces

Explore our primary array of high-reliability Small Form-factor Pluggable solutions, optical transceivers, and copper modular jacks designed to support massive data throughput.

1310nm/1550nm Bidi SFP Transceiver
1310nm-TX/1550nm-RX Single Mode Simplex LC SFP 155M Bidi 10km Optical Transceiver Module
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QSFP28 100G Base-t Transceiver
QSFP28 100G Base-t 850nm 100m MPO MMF Fiber Optical Transceiver Module
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Right Angle RJ45 Connector
With LEDs 1000 Base-T Low-Profile Right Angle RJ45 Connector
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1550nm/1310nm 2.5G SFP Module
1550nm-TX/1310nm-RX Simplex LC SFP 2.5G Bidi 20km Single Mode Optic Transceiver Module
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Tab Down RJ11 Modular Jack
Tab Down Without Magnetics 1x1 Port 4P4C RJ11 Modular Jack
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Juniper Compatible SFP Copper Transceiver
Juniper SFPP-10G-T Compatible 10GBASE-T SFP+ 10G Copper Transceiver RJ45 80m
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Vertical Magnetic RJ45 Connector
JD2-0001NL JD2-0010NL 10/100 Base-t Vertical Top Entry Straight Magnetic Ethernet RJ45 Connector With Leds
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1310nm/1550nm 2.5G LC Bidi Module
1310nm-TX/1550nm-RX Bidirectional Single Mode SFP 2.5G Bidi 20km LC Optical Transceiver Module
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Leading Global Optical Transceiver and Interface Engineering

In the modern hyper-scale datacenter and telecom landscape, the physical interconnection framework is the fundamental bedrock of system reliability. FiberQ Photonics Technology Co., Ltd. stands as a premier China-based design, R&D, and manufacturing organization specializing in high-performance SFP connector interfaces, fiber optic transceivers, and advanced photonic communication components.

Established in 2015, FiberQ has evolved over its 12-year industry technology history to address complex transmission bottlenecks. With a production capability engineered to serve Tier-1 network integrators and telecom carriers, our focus lies in combining structural optical reliability with cutting-edge customization parameters. From standard Small Form-factor Pluggable (SFP) modules to high-density 100G, 400G, and 800G optical architectures, our products power high-speed digital trunks across North America, Europe, Japan, and Southeast Asia.

12,600㎡
Modern Production Facility
240+
R&D Engineers & Designers
62
QA Inspectors & Technicians
1,450+
Supply Chain Partners

The SFP Connector Interface & Optical Module Technical Roadmap

Explore the engineering challenges, hardware configurations, and performance optimization paths that define our product lines.

EMI & Signal Integrity

Operating at high frequency bands (Gbps to Terabits per second) exposes systems to intense electromagnetic interference (EMI). Our cages, including the TE Compatible Through Hole EMI Shielded 1x6 Ports Press-Fit SFP+ Cage, incorporate advanced EMI shielding fingers and elastomeric gaskets. This design reduces cross-talk and ensures excellent signal isolation under extreme throughput pressures.

Thermal Dissipation & Design

Modern QSFP28 (100G) and SFP+ (10G/25G) interfaces face severe thermal load densities. We design structural integration with high thermal conductivity heat-sink pathways and custom heat sinks. This design keeps the internal junction temperatures of the optoelectronics within industrial limits (-40°C to +85°C) for long-term operability.

Future Path: CPO & LPO

As networking speeds move beyond 800G towards 1.6T, conventional copper traces show heavy loss profiles. FiberQ is active in developing Co-Packaged Optics (CPO) and Linear-drive Pluggable Optics (LPO). These technologies remove high-power DSP components to decrease system power use and lower transmission latency by up to 50%.

Custom Engineering Capabilities

FiberQ supports customizable interfaces tailored to specialized architecture setups. This includes protocol adaptation (Ethernet, Fibre Channel, InfiniBand), wavelength engineering (CWDM/DWDM grids for long-haul networks), and specific connector form-factors (Simplex LC, Duplex LC, MPO/MTP-12, MPO-24, and specialized RJ45 magnetic interface integrations).

Macro-Industry Interconnection Solutions

How FiberQ's optical and copper interfaces interface seamlessly across varied enterprise, telecom, and industrial networking topologies.

1. Hyper-Scale Data Centers

Hyper-scale datacenters demand rapid throughput, low cost per bit, and high port density. FiberQ's 100G Base-t QSFP28 and customized optical transceiver models provide high density connections across Spine-Leaf architectures. By utilizing low-profile connectors and high-precision optical transceivers, operators minimize thermal constraints and optimize vertical rack efficiency.

2. Carrier-Grade Telecom Infrastructure

Telecom fronthaul, midhaul, and backhaul networks require components with high environmental durability and long transmission reaches. Our Bidirectional (Bidi) SFP modules, operating over single-mode fiber with reach capabilities up to 20km (such as our 1550nm/1310nm 2.5G Bidi LC modules), allow service providers to double fiber capacities. This optimization lowers infrastructure costs for rural and metropolitan fiber deployments.

3. Industrial IoT and Enterprise Edge Networking

At the edge, network equipment handles diverse interfaces, combining fiber-to-the-edge and copper switches. Our copper transceiver integrations, like the Juniper Compatible 10GBASE-T SFP+ Copper Transceiver, bridge these systems by allowing copper links up to 80m over standard Cat6a/Cat7 cabling. This flexibility avoids the cost of full optical fiber upgrades in heritage enterprise systems.

4. High-Reliability Power & Magnetic Isolation

Industrial installations are vulnerable to voltage surges and electrostatic discharges. FiberQ's line of magnetic RJ45 connectors (e.g., JD2-0001NL / JD2-0010NL and LAN Filter Module Magnetic Transformers) features integrated isolation magnetics. This design safeguards network switches from ground loop currents and physical line faults.

China Factory 4.0: Supply Chain Resilience & Scaling

Strategic supply security, manufacturing precision, and scalable capacity under one production ecosystem.

Operating from a 12,600 square meter facility, FiberQ combines precise production techniques with modern automation. We support production processes from component placement to final performance validation.

Our deep integration with over 1,450 upstream supply chain partners secures key optical sub-components (such as TOSA, ROSA, laser diodes, and photodetectors). This direct access reduces production lead times and provides price stability, protecting our clients from sudden global market shifts.

In the past year alone, our active R&D efforts introduced 180 new products. This capability allows global procurement teams to rapidly source next-generation hardware designs directly from our manufacturing lines.

Production Highlights & Logistics

  • Volume Capacity: Multi-million units annual capacity.
  • Supply Integrity: Double-sourcing policies on key ICs and lasers.
  • Fast Turnaround: Prototype builds dispatched within 5-7 business days.
  • Proven Export Record: 6 years of direct shipping expertise to global markets.

Rigorous Quality Assurance & Compliance

Compliance to high industrial standards guarantees reliability on every deployment.

FiberQ's quality system is managed by 62 experienced inspectors who perform validation tests at each manufacturing phase. We employ automatic testing systems that capture eye diagrams, measure bit error rates (BER), verify optical power levels, and perform spectral assessments.

Each optical transceiver and SFP cage undergoes strict testing. This includes high-temperature aging chambers, thermal cycling under full mechanical stress, and fiber end-face interferometry to prevent insertion-loss anomalies.

Standardizations & Compliance Certifications

Our components are engineered, tested, and certified to meet global safety and reliability standards:

RoHS Directive REACH EC CE Mark FCC Part 15 GR-468-CORE MSA SFF Series

Advanced Interface Modules & Accessories

Browse through our optical interfaces, shielded cages, and RJ45 modular jacks built for telecom frameworks and high-density computing platforms.

USB RJ45 Modular Jack
RU1-161A9WGA 1000 Base-T With Dual USB RJ45 Connector Modular Jack
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Bidi 2.5G SFP Module
1310nm-TX/1490nm-RX Bidirectional 2.5G SFP Bidi 20km SMF LC Optical Transceiver Module
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MMF 850nm SFP Module
MMF 850nm SFP 622M 500m Multimode Duplex LC Optical Transceiver Module
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QSFP28 100G 850nm Module
100GBASE-ESR4 QSFP28 100G 850nm 300m MPO-12 MMF Optical Transceiver Module
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LAN Filter Module
NS0013BLF 10/100 Base-T SMD Lan Filter Module Magnetic Transformer
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TE Compatible SFP Cage
2110742-1 TE Compatible Through Hole EMI Shielded 1x6 Ports Press-Fit SFP+ Cage With Light Pipe
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Low Profile Inverted RJ45
Right Angle Low Profile RJ45 Inverted Modular Jack HR871182C
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Shielded CAT5 RJ45 Connector
1-Port RJ 45 Metal Shielded 8 Pin CAT5 RJ45 Connector HRJM15-S1188-X-D-F1
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Global Enterprises Procurement Framework

Our structured engagement policies align with international procurement requirements.

FiberQ provides structured collaboration policies for OEM/ODM clients. We recognize that industrial procurement involves technical validation, testing phases, and strict compliance schedules. Below is our standard support structure:

  • Compatibility Interoperability: Our transceivers are pre-coded and verified on switches from leading vendors (including Cisco, Arista, Juniper, HP, Dell, and Huawei). This ensures plug-and-play capability upon deployment.
  • Tailored Hardware Customization: Technical options include custom printing, custom operating temperatures, specific EEPROM coding, and bespoke wavelength alignment for specialized passive multiplexers.
  • Predictable Shipping Pipelines: Our logistics center ships components to global destinations under DDP, FOB, or CIF terms. All shipments feature complete tracking and import documentation.
  • On-Site Engineering Support: Remote FAE support and compatibility debugging tools are provided to resolve field configuration challenges quickly.

Factory Operations & Manufacturing Gallery

Take a virtual walk through our advanced production lines, cleanliness chambers, and testing facilities.

Frequently Asked Questions

Common technical and commercial queries concerning our SFP Connector Interfaces and Optical Modules.

What causes compatibility issues in SFP modules, and how does FiberQ prevent them?
Compatibility issues typically stem from incorrect coding on the module's internal EEPROM, which stores the vendor identification and configuration data required by the host switch. FiberQ prevents this by maintaining a comprehensive compatibility verification lab. We test and code our transceivers to match the protocols of key hardware systems, including Cisco, Juniper, Arista, and HP, ensuring seamless integration on deployment.
What are the advantages of using Bidirectional (Bidi) SFP modules?
Bidi SFP modules utilize Wavelength Division Multiplexing (WDM) to transmit and receive data on different wavelengths over a single strand of optical fiber (e.g., 1310nm-TX and 1550nm-RX). This allows operators to double their physical transmission capacity without the expense of running new fiber lines, significantly reducing deployment and maintenance costs.
How does structural EMI shielding in SFP cages affect high-speed signal integrity?
At speeds above 10 Gbps, high frequency signals generate electromagnetic interference (EMI) that can disrupt adjacent channels. Shielded SFP cages feature spring fingers and metal shielding covers to contain electrical noise. This design keeps crosstalk to a minimum and protects sensitive components from external interference.
How does FiberQ guarantee component quality and long-term durability?
Our quality processes are managed by 62 quality inspectors who monitor each manufacturing phase. We perform automated optical performance testing, interferometric end-face inspections, bit error rate (BER) checks, and high-temperature aging tests. This ensures our components meet international standards such as RoHS, REACH, CE, and FCC.
What custom modifications can FiberQ implement for OEM/ODM projects?
We provide deep physical and hardware adjustments, including customized transmission wavelengths (CWDM/DWDM grids), custom hardware designs to fit specific cages, custom EEPROM configuration profiles, and customized operating temperature specifications (commercial, extended, or industrial grades).