FiddlLink FiddlLink

Optical Transceivers 10G/16G SFP+ Module Factories & Supplier

High-reliability, multi-vendor compatible optical fiber communication solutions for global hyper-scale data centers, telecom network backbones, and corporate storage area networks.

Premium Optical Transceiver Showcase - Set A

Explore our primary range of 10G SFP+ modules covering long-range, short-reach, multi-mode, and single-mode systems.

Duplex LC SMF Optical Transceiver Single Mode 1550nm 10G SFP+ Fiber Optic Module 40km

Duplex LC SMF Optical Transceiver Single Mode 1550nm 10G SFP+ Fiber Optic Module 40km

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10GBASE-LRM SMF Optical Transceiver Duplex LC Single Mode 1310nm 10G SFP+ Module 2km

10GBASE-LRM SMF Optical Transceiver Duplex LC Single Mode 1310nm 10G SFP+ Module 2km

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Multi Mode Fiber Optic Equipment 850nm Transceiver Module Sfp-10g-sr 300m

Multi Mode Fiber Optic Equipment 850nm Transceiver Module Sfp-10g-sr 300m

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Single Mode Bidirectional Fiber Optical Transceiver Modules Bidi SFP 10G 80km

Single Mode Bidirectional Fiber Optical Transceiver Modules Bidi SFP 10G 80km

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10GBASE-ZR SMF Fiber Optic Transceiver Duplex LC Single Mode 1550nm 10g SFP+ Module 80km

10GBASE-ZR SMF Fiber Optic Transceiver Duplex LC Single Mode 1550nm 10g SFP+ Module 80km

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10GBASE-LRM SFP+ 1310nm 220m Duplex LC MMF Fiber Optical Transceiver Module

10GBASE-LRM SFP+ 1310nm 220m Duplex LC MMF Fiber Optical Transceiver Module

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10GBASE-SR SFP+ Transceiver 850nm 300m Duplex LC MMF Fiber Optical Module

10GBASE-SR SFP+ Transceiver 850nm 300m Duplex LC MMF Fiber Optical Module

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10GBASE-LRM SFP+ 1310nm 2km Duplex LC SMF Fiber Optical Transceiver Module

10GBASE-LRM SFP+ 1310nm 2km Duplex LC SMF Fiber Optical Transceiver Module

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Macro-Level Optical Solutions for Enterprise & Telecom

Addressing critical network performance constraints at scale. We match modern industrial infrastructure demands with highly-calibrated SFP+ hardware.

Next-Gen Storage Area Networks (SAN)

By leveraging 16G Fibre Channel SFP+ transceivers, enterprise SAN environments achieve ultra-low latency data retrieval. The 16G standard provides backward compatibility with 8G and 4G networks, mitigating bottlenecks in high-speed banking databases and virtualization storage pools.

Hyper-scale Data Centers & Cloud

Deploying 10G/16G SFP+ modules within Top-of-Rack (ToR) and Leaf-Spine structures offers optimized port density. These configurations reduce rack footprint and cooling requirements, promoting energy efficiency across global enterprise data networks.

5G Mobile Backhaul & RAN Integration

Modern telecommunication towers mandate optical transceivers capable of enduring wide temperature variations. Our industrial-grade 10G SFP+ line guarantees consistent operation under harsh environments, minimizing network downtime for CPRI/eCPRI interfaces.

About FiddlLink Optical Technology Co., Ltd.

A premier global partner in high-performance optical transceiver manufacturing.

FiddlLink Optical Technology Co., Ltd. is a professional manufacturer and supplier of high-performance optical transceivers and fiber optic communication solutions. Established in 2016, the company specializes in the research, development, production, and global distribution of optical networking products for data centers, telecommunications networks, enterprise infrastructure, and cloud computing applications.

Our modern manufacturing facility covers an area of 380 square meters and is equipped with advanced production and testing equipment to ensure consistent product quality and reliable performance. With over 12 years of industry experience and 8 years of export experience, FiddlLink has built a strong reputation among customers worldwide for delivering innovative, cost-effective, and dependable optical communication products.

$18M
Annual Export Revenue
850+
Strategic Enterprise Partners
126
Experienced R&D Engineers
42
Professional QC Technicians

The company generates an annual export revenue of approximately USD 18 million and serves customers across North America, Europe, Southeast Asia, the Middle East, and South America. Our extensive supply chain network includes more than 850 strategic partners, enabling us to maintain stable production capacity and efficient delivery schedules.

Quality is at the core of everything we do. FiddlLink operates a comprehensive quality management system supported by 42 professional quality control personnel. Every product undergoes rigorous inspections, including incoming material inspection, production process monitoring, optical performance testing, environmental reliability testing, and final product verification before shipment.

Our primary customer base includes telecommunications operators, data center providers, system integrators, network equipment distributors, internet service providers, and OEM/ODM partners. We are committed to helping customers achieve high-speed, reliable, and scalable network connectivity solutions.

Driven by innovation, FiddlLink maintains a strong research and development team consisting of 126 experienced engineers and technical specialists. Our R&D department continuously develops new technologies and products to meet evolving market demands. In the past year alone, we successfully launched 186 new products covering various optical transceiver standards and network applications.

We offer flexible OEM and ODM services, including customized hardware design, label printing, packaging solutions, firmware configuration, compatibility programming, and branding support. Our dedicated engineering team works closely with customers to develop tailored solutions that meet specific technical and commercial requirements.

With a customer-focused approach, advanced manufacturing capabilities, and continuous innovation, FiddlLink Optical Technology Co., Ltd. is committed to becoming a trusted global partner in the optical communication industry and delivering world-class optical transceiver solutions to customers worldwide.

Precision Optical Manufacturing Processes & Quality Control

Our dust-free micro-optics laboratory utilizes professional machinery to ensure sub-micron alignment and zero packet-loss reliability.

Detection Process in Optical Transceiver Manufacturing
Detection Process
Spherical Polishing Process
Spherical Polishing
Coating Process in Optical Transceiver Manufacturing
Coating
Secondary Optical Detection
Detection
Polishing Machine Operation
Polishing Machine
Roughing Machine Operation
Roughing Machine
Single-Point Diamond Machine
Single-Point Machine
Coating Machine 1
Coating Machine 1
Coating Machine 2
Coating Machine 2
Designing Optical Modules
Designing
Optical Component Inspection
Inspection
Profilometer Analysis
Profilometer
Interferometer Measurement
Interferometer
Transreflector Calibration
Transreflector
Mtf Transmittance Meter
MTF Transmittance Meter
Center Deviation Instrument
Center Deviation Instrument

Global Compliance & Regional Technical Safeguards

Strict engineering compatibility meets standardized quality control guidelines.

In the field of high-performance fiber optic communications, reliability is paramount. FiddlLink guarantees full compliance with all relevant industry certifications, ensuring seamless integration into mission-critical network topologies:

  • MSA Agreement Conformance: Our 10G/16G SFP+ modules are fully compatible with multi-source agreements (MSA), assuring correct physical sizing and pin connection configuration across standard networking hardware.
  • Laser Class 1 Standard Safety: Formulated according to EN/IEC 60825 rules, our optical transceivers operate within a safe, eye-protective laser emission boundary.
  • Eco-Efficiency and Sustainability: Every batch is compliant with RoHS directives and CE/FCC requirements, ensuring minimal environmental footprint and safe waste management.
  • DDMI / DOM Capabilities: Integrating real-time Digital Diagnostics Monitoring (DDM/DOM) according to SFF-8472 allows network administrators to monitor operating temperature, supply voltage, laser bias current, and optical power.

Technology Migration Roadmap: 10G/16G to 25G/100G

Future-proofing bandwidth demands with advanced optical development pathways.

NRZ Modulation Legacy

10G and 16G architectures utilize Non-Return-to-Zero (NRZ) modulation. This format is well-suited for legacy access-layer networking and SAN pools due to its simple implementation, low power consumption, and cost-effective design.

PAM4 Migration

As enterprise links scale to 25G, 50G, and 100G, the network transitions to Pulse Amplitude Modulation 4-Level (PAM4). PAM4 doubles the bit-rate at the same baud-rate, preserving existing fiber cabling runs while upgrading internal throughput.

Co-Packaged Optics & SiPh

Silicon Photonics (SiPh) and Co-Packaged Optics (CPO) represent the future of networking. Integrating laser emitters directly onto the silicon processor package mitigates impedance and power consumption, preparing data structures for terabit speeds.

Expert Q&A: Optical Transceivers

Clear, technical answers to common queries regarding design and integration.

What is the primary operational difference between 10G and 16G SFP+ transceivers?
10G SFP+ modules are primarily used in Ethernet networks (10GBASE-SR, LR, ER, ZR) for standard data center switching and carrier backhaul. 16G SFP+ modules are specialized for Storage Area Networks (SAN) utilizing Fibre Channel (FC) protocol, operating at 14.025 Gbps. FiddlLink offers both types with multi-vendor compatibility.
How do Single-Mode (SMF) and Multi-Mode (MMF) fibers differ in transmission distance?
Multi-Mode Fiber (using 850nm lasers) is designed for short-range links up to 300m, utilizing OM3/OM4 fiber. Single-Mode Fiber (using 1310nm or 1550nm lasers) features a smaller core that minimizes dispersion, enabling transmission distances from 10km (LR) up to 80km (ZR) or even 120km.
How does FiddlLink guarantee compatibility with Cisco, Arista, and other OEMs?
We code and test our transceivers on original switches in our compatibility lab. By writing vendor-specific EEPROM data (including MSA standard identification and serial coding info), we prevent firmware blockages on host switches, ensuring plug-and-play performance.
What is DOM/DDM, and why is it essential for enterprise networks?
Digital Optical Monitoring (DOM) or Digital Diagnostics Monitoring (DDM) provides real-time access to key parameters: operating temperature, supply voltage, laser bias current, transmitted optical power, and received optical power. This facilitates predictive maintenance and troubleshooting.

Premium Optical Transceiver Showcase - Set B

Discover our high-reliability, OEM-compatible 10G transceivers designed to match industry standards.

10GBASE-LR SFP+ 1310nm 10km DOM Duplex LC SMF Fiber Optical Transceiver Module

10GBASE-LR SFP+ 1310nm 10km DOM Duplex LC SMF Fiber Optical Transceiver Module

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10GBASE-ER SFP+ Transceiver 1550nm 40km DOM Duplex LC SMF Fiber Optical Module

10GBASE-ER SFP+ Transceiver 1550nm 40km DOM Duplex LC SMF Fiber Optical Module

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Industrial 10GBASE-SR SFP+ Ethernet Module 850nm 300m Duplex LC MMF Fiber Optical Transceiver

Industrial 10GBASE-SR SFP+ Ethernet Module 850nm 300m Duplex LC MMF Fiber Optical Transceiver

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Cisco SFP-10G-LRM Compatible Dual LC MMF Optical Transceiver Multi Mode 1310nm 10G SFP+ Module 220m

Cisco SFP-10G-LRM Compatible Dual LC MMF Optical Transceiver Multi Mode 1310nm 10G SFP+ Module 220m

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Cisco SFP-10G-LR Compatible Dual LC SMF Optical Transceiver Single Mode 1310nm 10G SFP+ Module 10km

Cisco SFP-10G-LR Compatible Dual LC SMF Optical Transceiver Single Mode 1310nm 10G SFP+ Module 10km

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

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

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Cisco SFP Compatible Duplex LC SMF Optical Transceiver Module 1550nm Single Mode 10G SFP+ 120km

Cisco SFP Compatible Duplex LC SMF Optical Transceiver Module 1550nm Single Mode 10G SFP+ 120km

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Cisco SFP-10G-LR-S Compatible Duplex LC SMF Optical Transceiver Module Single Mode 10G LR SFP+ 1310nm 10km

Cisco SFP-10G-LR-S Compatible Duplex LC SMF Optical Transceiver Module Single Mode 10G LR SFP+ 1310nm 10km

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All 10G/16G SFP+ Module Products