FiberQ FiberQ

SFP Cage & SFP Connector Supplier & Exporter

Precision-engineered, high-speed SFP connectors and EMI-shielded cage assemblies. Powering next-generation datacenters and telecom infrastructures globally.

High-Speed Interconnect Products

Explore our premium SFP interconnect interfaces, optoelectronic modules, and high-performance magnetic jacks engineered for signal integrity.

E81M0-002-02-LT SMT SFP Connector

E81M0-002-02-LT Gold Pleating 30u" 1x1 Port 5GB/S SMT SFP Connector Without Led

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E81M0-002-01-LT SMT SFP Connector

E81M0-002-01-LT Gold Pleated 15u" No Led 1x1 Port 5GB/S SMT SFP Connector

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E81M0-002-01-LT SMT SFP Connector (Duplicate Link)

E81M0-002-01-LT Gold Pleated 15u" No Led 1x1 Port 5GB/S SMT SFP Connector

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25G SFP28 Optical Transceiver Module

Multimode 850nm 25G SFP28 Transceiver 300m DDM MMF LC Optical Transceiver Module

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TE Compatible 240P SFP+ Cage

1-2007562-8 TE Compatible 240P 2x6 Ports Press-Fit SFP+ Cage With Integrated Connector

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LP6096ANL PoE+ Network Transformer

PoE+ 1000 BASE-T Single Port Network Transformer Modules LP6096ANL

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JW0-0013NL Magnetic RJ45 Jack

JW0-0013NL 10/100 Base-t Ethernet Magnetic Female RJ45 Jack Connector With Single USB

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0826-1G4L-43M-F RJ45 Connector

0826-1G4L-43M-F RJ45 Connector Magjack 1000 Base-T 1X4 RJ45

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Unlocking Next-Gen Bandwidth: The Architecture of SFP Connectors & Cages

Modern data networks demand unprecedented speeds, thermal efficiency, and electromagnetic interference (EMI) containment. As a leading SFP cage and SFP connector supplier & exporter, FiberQ Photonics Technology Co., Ltd. delivers high-integrity hardware optimized for multi-gigabit data processing. The transition from legacy systems to advanced structures (like SFP28 and SFP56) relies heavily on the physical layer connection interface.

Our SFP connector range features high-reliability surface mount technology (SMT) interfaces designed to handle throughputs exceeding 5 GB/s to 25 GB/s per channel. With precise gold-plating depth options, including 15u" and 30u", these interfaces reduce contact resistance and prevent galvanic corrosion, ensuring sustained performance through thousands of mating cycles in extreme environments.

Our cage designs, featuring TE-compatible footprints and press-fit assembly, offer optimal grounding paths and robust mechanical containment. This structure mitigates crosstalk and prevents unwanted radiation, safeguarding high-frequency data pathways.

Mechanical Specification Standard Rating Industrial Advancements
Gold Plating Options 15u" - 30u" Corrosion resistance, lower insertion force
Mating Cycles Min 250 cycles High-durability copper alloy contact fingers
Data Rate Support Up to 28 Gb/s Designed for SFP+ / SFP28 systems
Thermal Threshold -40°C to +85°C Industrial grade LCP plastic components

Global Commercial & Industrial Landscape

How global high-speed optical frameworks rely on high-fidelity physical-layer connectors to avoid bandwidth bottlenecks.

Hyperscale Datacenters

Massive computing hubs require dense clustering of network switches and servers. Stacked SFP+ and SFP28 cages enable maximum port density, optimizing valuable rack space while maintaining critical thermal dissipation channels.

5G Telecom Infrastructure

Cellular base stations and remote radio heads (RRH) face harsh outdoor conditions. Ruggedized SFP connectors and sealed cage enclosures prevent moisture ingress and mechanical wear, ensuring uninterrupted mobile network operation.

Industrial Edge Computing

Automated manufacturing environments rely on real-time data analysis. Our components prevent electromagnetic interference (EMI) from heavy machinery, protecting the integrity of high-speed data feeds.

China Manufacturing Excellence

Resilient OEM/ODM Production Pipelines

Operating from a modern 12,600㎡ manufacturing facility, FiberQ Photonics Technology Co., Ltd. coordinates an ecosystem of approximately 1,450 trusted supply chain partners. This robust vendor network ensures a steady supply of high-grade raw materials—including raw LCP plastics, copper alloys, and optical subcomponents—minimizing lead times even during global supply chain disruptions.

Our production capabilities accommodate high-volume manufacturing alongside rapid-prototype custom runs. With 240 specialized R&D engineers, we streamline product development from CAD design to final compliance testing, supporting diverse requirements such as protocol compatibility, wavelength engineering, and thermal optimization.

Our manufacturing process utilizes advanced optical testing, automated mating cycle simulators, and rigorous high-temperature aging chambers to guarantee consistent quality for every batch.

12,600㎡
Production Area
1,450+
Supply Partners
240
R&D Engineers
180+
New Products/Yr

Technology Roadmap & Future Interconnect Standards

Aligning physical-layer performance with the demands of upcoming 112G and 224G high-speed SerDes architectures.

SFP56 & SFP-DD Development

To support next-generation telecom standards, we are developing SFP56 (50 Gb/s) and SFP-DD (Double Density, 100 Gb/s) interfaces. These advanced designs minimize contact impedance and maintain signal integrity at higher data rates.

Advanced Thermal Designs

Higher bandwidth generates more heat. We integrate thermal riding heatsinks and customize airflow apertures on our cage structures. This design facilitates efficient heat dissipation in dense, high-heat switch ports.

Crosstalk Mitigation (PAM4)

PAM4 modulation is highly sensitive to noise. Our R&D team works to optimize the internal geometry of our SFP connectors. This structure minimizes near-end and far-end crosstalk, ensuring clean signal transmission.

FiberQ Testing Laboratory

Rigorous Quality Assurance & International Compliance

At FiberQ, quality is core to our design process. Every SFP connector and cage assembly undergoes a strict inspection protocol to verify physical dimensions, mechanical tolerances, and electrical characteristics.

Our quality assurance program utilizes automated 3D optical measurements, X-ray plating thickness analysis, and network analyzer signal integrity tests. Backed by 62 dedicated quality control inspectors, we verify that every component complies with MSA standards, RoHS directives, and Telcordia specifications.

This commitment to quality has established FiberQ as a trusted partner for telecom operators, cloud providers, and enterprise integrators in North America, Europe, Japan, and Southeast Asia.

Modern Manufacturing & Assembly Facilities

A look inside our 12,600㎡ production facility, showcasing our advanced engineering and high-speed assembly lines.

Frequently Asked Questions

Technical answers to common questions about SFP cages, connectors, compatibility, and custom manufacturing.

What is the standard lifetime of an SFP connector?
The mechanical lifetime of our high-speed SFP connectors is rated at 250 mating cycles minimum. Using premium copper alloys and 30u" gold plating reduces wear on mating interfaces, maintaining low insertion loss over time.
How does gold plating thickness affect connector performance?
Gold plating prevents contact oxidation. A 15u" gold layer is suitable for controlled, standard enterprise environments, while a 30u" layer is recommended for high-mating cycle setups and challenging outdoor telecommunication environments.
Are your SFP cages compatible with TE Connectivity footprints?
Yes, our SFP, SFP+, and SFP28 cages are designed to match standard TE Connectivity footprints. This makes them drop-in replacements for existing PCB layouts, simplifying sourcing and manufacturing.
What testing procedures are used to verify signal integrity?
Our QA protocol checks signal path insertion loss, return loss, and near-end/far-end crosstalk. We utilize vector network analyzers (VNA) and custom loopback fixtures to verify performance up to 28 Gb/s.
Do you support custom OEM/ODM connector designs?
Yes. With our team of 240 R&D engineers, we design and produce custom SFP interfaces, specialized heatsink geometries, modified mounting footprints, and specific wavelength transceiver configurations.
What environmental standards do your products meet?
All our SFP cages, connectors, and active transceivers are lead-free and fully comply with the RoHS directive. We also secure CE, FCC, and UL certifications for global commercial distribution.

Advanced Network Interface Assemblies

Explore our high-performance RJ45 jacks, SFP+ cages, and active optoelectronic transceivers designed for high-density switches and routers.

RJHSE-5085 RJ45 Jack

RJHSE-5085 without Transformer Jack RJ45 Female Connector

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64F-1301NW2NL Quad RJ45

64F-1301NW2NL 1x4 Port Quad Ports 10/100/1000 Base-t Female Ethernet RJ45 Connector Without Led

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RV1-12108K1A Vertical RJ45

RV1-12108K1A 10/100 Base-t Vertical Top Entry Ethernet Magnetic RJ45 Connector With Leds

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JX30-0005NL SMT RJ45

JX30-0005NL 74980111211 J3011G21DNL Surface Mount 8p8c RJ45 Female Connector

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BiDi SFP+ Transceiver

1270nm/1330nm Bidirectional 10G BiDi SFP+ 60km Simplex LC SMF Optical Transceiver Module

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10G SR SFP+ Transceiver

Cisco SFP-10G-SR-S Compatible Multimode 850nm 10G SR SFP+ 300m Duplex LC MMF Optical Transceiver Module

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JX20-0252NL 2X2 Magjack

JX20-0252NL 2X2 Port Led Light 8P8C Integrated Magnetic Modular Magjack RJ 45 Connector Jacks

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5G Base-t Low Profile RJ45

Tab Up Shield 1 Port RJ 45 Jack 5G Base-t Low Profile Female RJ45 Connector

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All SFP Connector Products