Custom 10G/25G SFP+ & SFP28 MODULE Solutions (Data Center & 5G Fronthaul)
Modern data center aggregation and 5G mobile deployments rely heavily on uninterrupted, ultra-low latency data streams. As a premier original equipment manufacturer, Wolon designs and codes high-density 10Gbps and 25Gbps transceivers specifically tailored for Top-of-Rack (ToR) switches and demanding fronthaul environments. By controlling the entire production and EEPROM coding process locally in our facilities, we eliminate third-party compatibility errors, ensuring your core infrastructure operates at peak optical performance.
Custom 10G SFP+ MODULE Series
Upgrade your enterprise backbone and aggregation layers with elite-grade optical performance. Engineered for top-of-rack (ToR) switches, edge computing, and storage area networks (SAN), our 10Gbps transceivers deliver ultra-low latency and zero-packet-loss transmission. Sourced directly from our Wuhan manufacturing facilities, ensuring mission-critical reliability for your 10G infrastructure.
💡 Factory Direct Customization & OEM Coding: Niche switch environments requiring specific EEPROM coding for Arista, Juniper, or Cisco? Need Industrial Temperature (-40°C to 85°C) for outdoor telecom cabinets? We provide comprehensive OEM & ODM services. Backed by 3 specialized factories and 400-500 industry experts, we design, code, and live-test every 10G SFP+ MODULE to match your exact blueprint. contact us directly!
Custom 10GBASE-SR SFP+ MODULE
The industry standard for short-reach data center applications. Operating at 850nm, this multimode transceiver provides reliable 10Gbps connectivity up to 300 meters over OM3/OM4 fiber. Fully customizable for specific vendor compatibility, ensuring seamless plug-and-play deployment in high-density aggregation layers.
Custom 10GBASE-LR SFP+ MODULE
Engineered for metropolitan area networks (MAN) and campus backbones. Operating at 1310nm, these single-mode modules support standard 10km transmission distances. Manufactured in our class-100k cleanrooms and rigorously tested for absolute signal integrity in enterprise environments.
Custom 10GBASE-ER/ZR SFP+ MODULE
Deploy robust, long-haul cross-connects with our extended-reach single-mode series. Operating at 1550nm, these transceivers guarantee ultra-low insertion loss across massive distances of 40km, 80km, or even 120km, securely exported to telecom operators in 80+ countries.
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Custom 10G BiDi SFP+ MODULE
Maximize your existing fiber infrastructure and halve your cabling costs. Our 10G BiDirectional (BiDi) optical modules transmit and receive data over a single fiber strand using advanced WDM technology. Perfectly paired and strictly tested for highly efficient 10km to 80km deployments.
Custom 10G CWDM/DWDM SFP+ MODULE
Expand your 10Gbps backbone capacity instantly without laying new fiber cables. Designed for metro WDM systems, these modules offer precise ITU-T standard wavelengths for seamless multiplexing. We provide tailored specific channels and OEM coding direct from our production lines.
Custom 10GBASE-T Copper SFP+ MODULE
Seamlessly upgrade to 10G Ethernet using existing Cat6a/Cat7 copper cabling. These hot-pluggable RJ45 modules deliver backward compatibility (1G/2.5G/5G) and ultra-low power consumption. Ideal for enterprise edge networks, providing reliable 10Gbps signals up to 30m or 100m.
Custom 25G SFP28 MODULE Series
Step into the next generation of data center architecture. Engineered specifically for high-speed 5G fronthaul and high-density 25G ToR interconnects, our 25Gbps optical transceivers deliver zero-bottleneck bandwidth. Sourced directly from our manufacturing lines, ensuring scalable and cost-effective upgrades for your core network.
💡 Factory Direct Customization & OEM Coding: Upgrading to 25G but constrained by strict vendor compatibility or harsh outdoor environments? We provide comprehensive OEM & ODM services. Backed by our robust R&D and specialized production lines, we precisely code, label, and live-test every 25G SFP28 MODULE to guarantee flawless integration into your network.
Contact our engineers directly!
Custom 25GBASE-SR SFP28 MODULE
Future-proof your data center architecture. This 850nm multimode module delivers superior 25Gbps performance for Top-of-Rack (ToR) switch connections up to 100m over OM4. Utilizing advanced DSP technology and strict tolerance standards, built to meet all MSA requirements.
Custom 25GBASE-LR SFP28 MODULE
The definitive solution for 5G fronthaul and core routing upgrades. Operating at 1310nm, this single-mode module ensures zero-bottleneck 25Gbps transmission for up to 10km. Available in stringent Industrial Temperature (-40°C to 85°C) grades for harsh outdoor telecom deployments.
Custom 25GBASE-ER SFP28 MODULE
Extend your 25G network reach for mission-critical metropolitan applications. Operating at 1310nm, these single-mode transceivers support 25Gbps data rates for distances up to 40km. Every unit is 100% 3D interferometer tested and live-traffic verified in our Wuhan facilities.
Custom 25G BiDi SFP28 MODULE
Solve extreme fiber scarcity in highly dense 5G network rollouts. Our 25G BiDi modules utilize WDM technology to achieve 25Gbps bidirectional transmission over a single fiber. Engineered for carrier-grade reliability with distinct pull-tab colors for easy on-site identification.
Custom 25G CWDM/DWDM SFP28 MODULE
The ultimate high-capacity solution for modern DCI and 5G networks. These 25Gbps WDM modules offer specific laser wavelengths for massive optical multiplexing, completely eliminating the need for expensive new fiber trenching. Backed by full custom OEM coding and labeling.
Your Trusted Global Fiber Partner
WolonFiber: Direct OEM/ODM Factory for 10G & 25G Transceivers
As a leading direct optical manufacturer in Wuhan, we provide end-to-end OEM and ODM services tailored for global telecom operators and data center integrators. Supported by our 3 specialized facilities and a dedicated workforce of 400-500 industry experts, we transform your complex 10Gbps and 25Gbps transceiver blueprints into reliable, deployment-ready realities.
Advanced Quality Control
100% performance verified. Every 10G SFP+ and 25G SFP28 transceiver undergoes rigorous 3D interferometer end-face inspection, intense Thermal Cycling (-40°C to 85°C), and live-traffic BER (Bit Error Rate) soaking tests to guarantee zero-defect transmission.
In-House EEPROM Agility
Bypass strict vendor lock-in. We provide precise, in-house EEPROM firmware coding to ensure seamless plug-and-play interoperability with core switch brands (Cisco, Arista, Juniper). Fast-track your custom BiDi or DWDM prototyping with our agile engineering team.
Bespoke Private Labeling
Elevate your brand presence in the global market. We offer professional laser-engraved metallic housings, custom-colored optical pull-tabs, bespoke label printing, and secure ESD anti-static packaging tailored to your exact enterprise identity.
Your 4-Step Path to Custom Transceiver Deployment
Consultation
Engineer-to-engineer alignment on 10G/25G specs, wavelengths, link power budgets, and target switch hardware.
Prototyping
Fast-track sample production featuring precise EEPROM coding and strict laboratory eye-diagram validation.
Mass Production
High-volume manufacturing executed in our ISO Class 8 cleanrooms, ensuring absolute optical consistency.
Global Logistics
Secure anti-static (ESD) packaging and expedited, fully-tracked delivery to telecom clients across 80+ countries.
Ultimate 10G SFP+ & 25G SFP28 Customization
Tired of hardware vendor lock-in or extreme environmental demands? WolonFiber offers end-to-end OEM/ODM manufacturing tailored for your mission-critical Top-of-Rack (ToR) and 5G fronthaul networks.
Need Bespoke Data Center Connectivity?
Submit your exact 10G/25G network specs or hardware compatibility requirements to our engineers. Benefit from direct factory pricing, strict QC, and rapid global delivery straight from our 3 specialized facilities.
Request a Custom QuoteBuying Guide: Choosing the Right 10G/25G Transceivers
Upgrading your data center core network or 5G fronthaul requires elite optical connectivity. Whether you are aggregating high-density Top-of-Rack (ToR) switches or extending massive Data Center Interconnects (DCI), selecting the correct pre-tested 10G SFP+ and 25G SFP28 optics is critical for achieving ultra-low latency and optimizing your IT budget.
1. Multimode (SR) vs. Single-Mode (LR/ER)
Match your data center footprint. Choose multimode SFP+ & SFP28 transceivers (SR) for short ToR server links over OM3/OM4 fiber arrays. For 5G fronthaul or metropolitan area networks, single-mode optical solutions (LR/ER/ZR) are mandatory for driving reliable high-speed transmissions ranging from 10km up to 120km without severe signal dispersion.
2. Core Switch Compatibility & EEPROM Coding
Vendor brand lock-in drastically inflates capital network costs. WolonFiber provides precise in-house EEPROM firmware coding, ensuring that every custom 10G/25G module effortlessly bypasses software blocks to remain seamlessly compatible with Cisco Nexus, Juniper, Arista, Huawei, and over 100+ mainstream enterprise switch brands.
3. Commercial vs. Industrial Thermal Ratings
Assess your physical deployment reality. Standard commercial grades (0~70°C) perfectly suit climate-controlled server facilities. However, for outdoor 5G cellular base stations and remote telecom cabinets, our ruggedized industrial SFP28 optics are engineered to operate flawlessly in extreme conditions from -40°C to +85°C.
4. Solving Fiber Scarcity (BiDi & WDM)
Solve physical fiber scarcity in dense urban networks. A BiDi SFP28 module transmits and receives 25Gbps over a single simplex fiber, instantly halving your cabling requirements. For massive DCI backbone capacity, advanced DWDM/CWDM tunable options multiplex dozens of high-speed signals over existing cables.
5. 25G DAC Twinax & 10G Copper Options
Not all rack connections require glass optics. For ultra-short ToR switch-to-server links, our 25G SFP28 Direct Attach Copper (DAC) cables provide an incredibly cost-effective, zero-latency solution. Need backward compatibility? Our 10GBASE-T copper modules instantly bridge modern switches with legacy RJ45 ports.
6. Strict High-Speed Quality Assurance
10G/25G network packet loss is unacceptable. Sourced directly from our Wuhan manufacturing floor, every high-speed transceiver undergoes exhaustive optical eye-diagram compliance testing, Environmental Stress Screening (ESS), Bit Error Rate (BER) baselining, and live-traffic data simulation to guarantee true data center readiness.
Frequently Asked Questions
Find technical answers regarding our 10G/25G transceiver solutions, core switch compatibility, and data center deployment guidelines.
Generally, you can plug a 10G SFP+ transceiver into a 25G SFP28 port, and the host switch will auto-negotiate down to 10Gbps (depending on the specific switch firmware). However, you cannot plug a 25G SFP28 module into a legacy 10G SFP+ port. For seamless network transitions, we highly recommend our 10G/25G Dual-Rate SFP28 transceivers, which provide perfect backward and forward compatibility for phased infrastructure upgrades.
In most data center scenarios, no. Our 25GBASE-SR (multimode) transceivers can utilize your existing OM3 or OM4 fiber runs for short Top-of-Rack (ToR) connections up to 70m/100m. For single-mode metropolitan applications, 25GBASE-LR and ER optics utilize the exact same OS2 single-mode fiber as your legacy 10G network. This makes migrating to 25Gbps highly cost-effective without overhauling your physical cabling.
Absolutely. Bypassing vendor lock-in is a common pain point we solve daily. WolonFiber operates an advanced, in-house EEPROM firmware coding facility. We precisely program and live-test every custom SFP+ and SFP28 transceiver against actual Cisco, Arista, and Juniper hardware before shipping. We guarantee 100% plug-and-play interoperability with zero "unsupported hardware" warning prompts.
Standard SR/LR transceivers require two fiber strands (Tx and Rx). If your campus or telecom network is running out of available dark fiber, our BiDi SFP+/SFP28 optics halve your cabling requirements by transmitting bidirectionally over a single strand. If you require massive capacity expansion over long distances without the immense cost of laying new trenches, our DWDM tunable modules allow you to multiplex dozens of 10G/25G signals onto just one fiber pair.
Every optical module is manufactured in our ISO Class 8 cleanrooms and undergoes stringent Quality Assurance. For 10G and 25G rates, we perform 100% optical eye-diagram compliance testing, Bit Error Rate (BER) baseline verification, Environmental Stress Screening (ESS) across extreme temperatures, and live-switch traffic soaking tests to guarantee absolute link integrity.
Yes, as a direct OEM manufacturing factory, we fully support small batch prototyping for initial lab validation and switch compatibility testing. Once approved, our scalable production lines ensure rapid delivery. Standard custom 10G/25G configurations typically ship within 3 to 7 business days, bypassing the extensive delays common with standard trading distributors.
🔗 Complete Your Optical Link
Your SFP MODULE performs best with premium fiber infrastructure. Pair your custom transceivers with Wolon’s strictly tested, elite-grade LC/SC Fiber Patch Cables & Pigtails to ensure ultra-low insertion loss and zero-error connectivity across your entire network.
Compatible with Cisco, Huawei, H3C, ZTE, etc.
1.25G/2.5G MODULES custom
Compatible with Cisco, Huawei, H3C, ZTE, etc.
10G/25G/40G/ MODULES
custom
Compatible with Cisco, Huawei, H3C, ZTE, etc.
100G/200G/ MODULES
custom
Compatible with Cisco, Huawei, H3C, ZTE, etc.
400G/800g MODULES
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3/F, Yunqi Technology Port, Guanggu, Hongshan District, Wuhan City, Hubei Province, China