DWDM-SFP10G-48.51-40-I defines a specialized 10G SFP+ DWDM optical module tailored for 40km single-mode fiber architectures, leveraging a 1548.51nm wavelength (Channel C36) alongside comprehensive DOM support in compliance with the SFF-8472 protocol. Engineeered with a high-performance EML transmitter and PIN receiver, this industrial-grade (-40°C to 85°C) transceiver delivers reliable, low-latency 10Gbps data transmission over long-distance dense wavelength division multiplexing links.
H3C Part Number
DWDM-SFP10G-48.51-40-I
Vendor Name
LINK-PP
Form Factor
SFP+
Max Data Rate
10.7Gbps
Wavelength
1548.51nm
Max Cable Distance
40km
Connector
Duplex LC
Media
SMF
Transmitter Type
EML
Receiver Type
PIN
TX Power
-1 to +2dBm
RX Power
-16 to -1dBm
Receiver Sensitivity
<-15.5dBm
DOM Support
Yes
Operating Temperature Range
-40 to 85°C
Protocols
SFP+ MSA Compliant, CPRI, eCPRI
Key Features of H3C DWDM-SFP10G-48.51-40-I Compatible LINK-PP 10.7G SFP+
H3C DWDM-SFP10G-48.51-40-I Compatible LINK-PP module is a robust 10G SFP+ DWDM optical transceiver designed to enhance fiber capacity and efficiency across medium-range networks. It integrates a precise 1548.51nm wavelength, a duplex LC/UPC interface, and advanced DOM capabilities to ensure stable 40km transmission over single-mode fiber. This module complies fully with industry standards to deliver reliable, scalable connectivity in dense multi-channel environments.
This transceiver incorporates a high-stability C-Band DWDM Cooled EML laser to guarantee precise optical transmission under varying temperature conditions. On the receiving end, a sensitive PIN photodiode ensures excellent signal detection and low error rates over long links. Together, these premium optical components provide the baseline reliability needed for dense optical networks.
DWDM-SFP10G-48.51-40-I: 10 Gbps Connectivity for Channel-Expanded Links
Built for industrial-grade reliability, this module delivers high-speed, stable 10Gbps connectivity across extreme operating environments. Engineered to scale bandwidth in high-density DWDM architectures, it enables multi-channel fiber capacity expansion to maintain low-latency, continuous data flow across core network switches and high-speed trunk lines.
DWDM-SFP10G-48.51-40-I Module with DWDM Technology for Fiber Efficiency
By utilizing Dense Wavelength Division Multiplexing (DWDM), this module allows operators to combine multiple channels onto a single fiber pair. This drastically optimizes existing dark fiber infrastructure and scales total network bandwidth without the high cost of laying new cables. It maximizes data throughput while keeping physical fiber overhead to an absolute minimum.
DWDM-SFP10G-48.51-40-I Module with 1548.51nm Wavelength
Operating at a precise 1548.51nm wavelength on the ITU-T DWDM grid, this transceiver helps prevent channel crosstalk in dense multi-wavelength layouts. This specific channel allocation ensures clean signal propagation alongside other DWDM frequencies within the low-attenuation C-band. The fixed wavelength alignment guarantees stable and highly predictable long-haul optical routing.
Engineered with a robust optical link budget, the transceiver supports reliable data transmission over single-mode fiber (SMF) distances up to 40km. It effectively bridges localized access points and metropolitan regional rings without requiring mid-span optical amplification. This extensive reach ensures reliable signal integrity and sufficient safety margins across medium-haul spans.
DWDM-SFP10G-48.51-40-I Module with Duplex LC Interface
The module features a standardized duplex LC/UPC physical interface that ensures secure, low-loss optical fiber mating. This industry-standard connector type allows for easy deployment and clean pairing with standard single-mode patch cables. The precise UPC polish reduces back-reflections to maintain excellent signal clarity throughout the connection.
DWDM-SFP10G-48.51-40-I Module with DOM for Real-Time Monitoring
Equipped with built-in Digital Optical Monitoring (DOM) compliant with SFF-8472, the module tracks key internal diagnostic metrics in real time. Network administrators can instantly monitor transceiver temperature, laser bias current, supply voltage, and optical power levels. This telemetry data enables proactive troubleshooting to minimize network downtime.
H3C DWDM-SFP10G-48.51-40-I Compatible LINK-PP DWDM optical module aligns with strict international standards, backing its build quality with globally recognized ISO 9001, CE, RoHS, and FCC regulatory certifications.
The transceiver undergoes extensive optical eye-diagram and bit-error-rate validation to ensure the hardware maintains clean signaling under heavy data loads.
DWDM-SFP10G-48.51-40-I Quality Certifications
These rigorous certifications confirm the module strictly limits electromagnetic interference (EMI) and complies with eco-friendly, hazardous-material standards for safe, long-term deployment.
This product is in conformity with ISO9001. This system is valid to a company engaging in development, production and supply service of fiber optical products. Please contact us to learn more.
ISO/IEC 27001 is an international standard for managing and processing information security. This standard is jointly developed by the International Organization for Standardization (ISO) and the International Electrotechnical Commission (IEC). It sets out requirements for establishing, implementing, maintaining, and continually improving an information security management system (ISMS). Ensuring the confidentiality, integrity, and availability of organizational information assets, obtaining an ISO 27001 certificate means that the enterprise has passed the audit conducted by a certification body, proving that its information security management system has met the requirements of the international standard. Please contact us to learn more.
This product is in conformity with ISO14001.It is intended for use by an organization seeking to manage its environmental responsibilities in a systematic manner that contributes to the environmental pillar of sustainability. Please contact us to learn more.
ISO 45001 is a global standard that sets out the requirements for an occupational health and safety management system (OH&SMS).
REACH is a European Union regulation concerning the Registration, Evaluation, Authorization and Restriction of Chemicals. It came into force on 1st June 2007 and replaced a number of European Directives and Regulations with a single system. The regulation aims to protect human health and environmental safety, maintain and improve the competitiveness of the EU chemical industry, and develop innovative capabilities for non-toxic and harmless compounds to prevent market fragmentation, increase the transparency of the use of chemicals, promote non-animal experiments, and pursue sustainable social development.Please contact us to learn more.
This product meets the applicable requirements of Directive (EU) 2015/863 of RoHS. It restricts the use of 10 hazardous materials in the manufacture of various types of electronic and electrical equipment: lead, mercury, cadmium, hexavalent chromium, polybrominated biphenyls, polybrominated diphenyl ethers, and four different phthalates. Please contact us to learn more.
This product fully accords with the FCC, which aims to manage the radio wave and magnetic fields more reasonably. Please contact us to learn more.
CB is an international system operated by IECEE. This product is based on IEC standards for testing the safety performance of electrical products. Please contact us to learn more.
This product fully accords with UKCA (UK Conformity Assessed) certificate, which signifies that it meets all relevant quality standards as well as health and safety requirements. Please contact us to learn more.
UL certification is a non-mandatory certification in the United States,mainly testing and certification of product safety performance.Its ultimate purpose is to obtain products with a fairly safe level for the market,and to contribute to ensuring human health and property safety.Please contact us to learn more.
DWDM-SFP10G-48.51-40-I Certified for Reliable Host-Device Compatibility
Engineered to prevent port errors or lockouts, this module integrates perfectly into multi-vendor hardware environments by mirroring standard EEPROM configuration profiles.
Every DWDM-SFP10G-48.51-40-I DWDM SFP+ transceiver module undergoes strict hardware validation to secure total signal stability across diverse network environments. To discover how we verify these optical modules, explore the LINK-PP Test Support Center.
Optical Spectrum Test
Inspect channel frequency alignment to eliminate potential wavelength drift.
Eye Pattern Test
Evaluate jitter parameters and rise times for optimal signal clarity.
Bit Error Rate Test
Confirm flawless frame delivery across long-distance fiber optic links.
Temperature Test
Expose transceivers to thermal stress simulating harsh conditions.
Product Shipping for H3C DWDM-SFP10G-48.51-40-I Compatible LINK-PP 10.7G SFP+
Our optimized logistics framework protects optical transceiver modules from the warehouse to your deployment site. Every shipment follows strict distribution safety protocols.
Anti-Static Protective Packaging
Shield internal circuits from dangerous electrostatic discharge during transit.
Shock-Resistant Transport Protection
Utilize heavy-duty outer boxing to safeguard units against movement.
Fast Order Processing and Dispatch
Accelerate warehouse sorting to ship out your hardware quickly.
Global Logistics and International Delivery
Leverage established cross-border supply chains for efficient global distribution.
To deploy the H3C DWDM-SFP10G-48.51-40-I Compatible LINK-PP, simply slide the transceiver into an SFP+ slot until it clicks, then attach duplex LC connectors. This 10G DWDM SFP optical module serves as a critical asset for expanding long-distance transport capacity and links within multi-wavelength DWDM telecom architectures.
DWDM-SFP10G-48.51-40-I Technical Support
LINK-PP offers end-to-end technical support, from pre-sales consultation to post-deployment assistance, ensuring smooth integration and reliable network performance.
Pre-Sales Technical Consultation
Professional guidance to help you select the optimal DWDM-SFP10G-48.51-40-I module for your network design and application needs.
Compatibility Verification Support
Validated compatibility with LINK-PP switches and other mainstream networking platforms for seamless deployment.
Deployment & Installation Assistance
Comprehensive step-by-step guidance for installation, configuration, and initial setup, ensuring accurate deployment and reliable, stable operation from the start.
Long-Term Technical Assurance
Ongoing technical support throughout the product lifecycle, delivering long-term stability for enterprise and carrier-grade networks.
A:
Yes, it is fully compliant with the SFF-8472 MSA standard, ensuring universal compatibility for reporting all standard DOM metrics. By
admin on
2025-08-22
A:
Yes, this is an industrial-grade module designed specifically to operate reliably within a wide temperature range of -40°C to +85°C. By
admin on
2025-03-14
Hooked our main SAN storage arrays across two data centers using these industrial 10G transceivers. The LC/UPC interface is snug and secure. Latency is virtually non-existent. ⭐
Please write comments with more than three
character.
488884
417605
S***y
United States
Verified
Purchase
5 .0
2026-03-29
A lot of cheap modules fake their DDM/DOM data, but these provide real, dynamic monitoring parameters. Essential for maintaining uptime on enterprise wide area networks.
Please write comments with more than three
character.
488884
417599
H***y
United States
Verified
Purchase
5 .0
2026-01-21
Reliable Industrial -Grade Hardware! Deployed these LS-DW3610-40I DWDM SFP modules in an unconditioned roadside enclosure for a municipal traffic monitoring network. The operating temp fluctuates wildly here, but these transceivers handle the heat like champs.
Please write comments with more than three
character.
488884
417601
V***t
United States
Verified
Purchase
5 .0
2026-01-05
Flawless Optical Link Telemetry & Integration! Our network operations center relies heavily on automated SNMP polling for predictive maintenance, so real-time Digital Optical Monitoring accuracy is non-negotiable for us. Many third-party 10G 40km transceivers fail to map diagnostic registers correctly across different switch OS platforms, but these modules have been flawless. They provide highly accurate, real-time readouts for laser bias current, internal supply voltage, and TX/RX optical power levels. The LC/UPC duplex connector interface also provides high return loss, ensuring minimal back-reflection into the laser cavity.
Please write comments with more than three
character.
488884
417612
J***g
United States
Verified
Purchase
5 .0
2025-12-25
Upgrading our wireless tower backhaul to 10G duplex LC lines. These 1548.51nm optics fit seamlessly into our existing active DWDM infrastructure. Zero packet loss over 35km spans.
Please write comments with more than three
character.
488884
417603
X***h
United States
Verified
Purchase
5 .0
2025-12-11
Our enterprise WAN architecture spans a 32km physical route through an industrial corridor with several high-voltage overhead crossings. Electromagnetic immunity was a priority, making a dedicated DWDM single-mode fiber run the obvious choice. The optical performance of this 10G 40km duplex LC module has been phenomenal. Even with the unavoidable macro-bends and multiple splice points across our legacy fiber panels, the transceiver’s robust power budget easily overcame the link attenuation. The DDMI values confirm that our received power levels sit perfectly inside the sweet spot of the receiver photodiode. No link degradation, no framing errors, and rock-solid uptime over several months of heavy production traffic.
Please write comments with more than three
character.
488884
417614
N***y
United States
Verified
Purchase
5 .0
2025-11-27
Needed an industrial-grade DWDM solution for a railway signaling project. The rugged design and wide operating temperature range ensure our remote links stay up even during severe winter storms.
Please write comments with more than three
character.
488884
417600
U***r
United States
Verified
Purchase
5 .0
2025-10-12
Excellent Industrial-Grade Performance in Harsh Field Deployments! As an infrastructure engineer managing utility network topologies, our hardware must survive unconditioned, remote cabinets where internal temperatures regularly breach 65°C during peak summer. We selected this industrial 10G SFP+ module specifically for its ruggedized wide-temperature specification. Monitoring the internal transceiver temperature register via DDMI over a continuous 14-day high-traffic stress test showed optimal thermal stabilization. The integrated internal design handles heat dissipation much better than standard commercial-grade modules. Optical center wavelength remained locked precisely at 1548.51nm without any spectral drift, meaning no interference with adjacent channels on our DWDM multiplexer. If you're managing critical industrial networks or outdoor wireless backhauls, this transceiver offers the reliability you need.
Please write comments with more than three
character.
488884
417611
R***y
United States
Verified
Purchase
5 .0
2025-08-22
Deployed these 10G DWDM SFP modules in our outdoor cell site routers. The industrial temperature tolerance is absolutely mandatory for these setups, and these modules deliver exactly what’s needed.
Please write comments with more than three
character.
488884
417598
A***r
United States
Verified
Purchase
4 .0
2025-07-04
Snug fit in high-density line cards. When populating adjacent ports on a fully loaded 48-port switch, the pull-tab is a little tricky to grab with thick fingers. Aside from that minor physical detail, the 10G line rate performance and DOM monitoring are completely flawless.
Please write comments with more than three
character.
488884
417616
W***h
United States
Verified
Purchase
5 .0
2025-06-24
We operate a regional service provider network spanning multiple municipalities. Finding a reliable 10G SFP+ DWDM optical transceiver module with a verified 40km reach that doesn’t break the bank is always a challenge. The LS-DW3610-40I completely fits our technical requirements. Its single-mode fiber compatibility allowed us to utilize our existing dark fiber assets without deploying expensive active repeaters along the route. We ran full RFC 2544 throughput testing for 24 hours straight—zero frame loss, zero latency variance, and perfect clock synchronization across the link. The build quality of the duplex LC receptacle is robust, handling multiple patch cycles during our fiber patch panel rearrangement without any degradation in optical coupling efficiency.
Please write comments with more than three
character.
488884
417613
I***s
United States
Verified
Purchase
5 .0
2025-06-07
We used these SFP modules to bridge two campus distribution hubs over a 30km single-mode fiber link. The 40km optical link budget gives us plenty of attenuation headroom. Highly recommended for network engineering teams!
Please write comments with more than three
character.
488884
417597
Q***e
United States
Verified
Purchase
5 .0
2025-05-14
Tested the physical layer metrics on our lab scope before deployment. Excellent jitter performance and clear optical eye opening. A high-quality build overall.
Please write comments with more than three
character.
488884
417607
T***h
United States
Verified
Purchase
5 .0
2025-04-19
Our network operations center monitors these links constantly. So far, we've seen zero link flapping or sudden CRC error spikes. Solid industrial network hardware.
Please write comments with more than three
character.
488884
417583
Y***m
United States
Verified
Purchase
5 .0
2025-03-29
In low-latency financial networking, link stability and predictable physical layer performance are critical. We deployed these fixed-wavelength 1548.51nm SFP+ modules to handle real-time data replication between two banking nodes spaced 35km apart. Our testing suite verified that the module's internal clock recovery and serial processing overhead are minimal, ensuring ultra-low serialization delay. Throughout our strict stress-testing phase, the Bit Error Rate stayed flawless, meaning zero retransmissions at the TCP layer. The reliable industrial build quality, combined with comprehensive DOM diagnostics, makes this module a premier choice for high-availability enterprise routing architectures.
Please write comments with more than three
character.
488884
417615
K***e
United States
Verified
Purchase
5 .0
2025-03-18
Was skeptical about third-party compatibility, but this 10G 40km SFP+ module runs flawlessly in our switches. No heating issues, low power consumption, and instant line-rate throughput.
Please write comments with more than three
character.
488884
417595
T***g
Sweden
Verified
Purchase
5 .0
2024-12-10
On a summit, my partner introduced l-p.com and thought highly of their good products and service. Then I wanted to have a try. I have to say both the customer support and account manager are very professional. They answered my questions about application and recommended the appropriate 10/25/40G Transceiver Modules&Lan Transformer. Thanks for their useful help.
Please write comments with more than three
character.
488884
417588
I***n
United States
Verified
Purchase
5 .0
2024-01-21
Link-pp is our preferred supplier for all our Fiber Optics and related items. The sales team, Miss Yoeng is such a lovely to work with especially during urgent times, she would go extra mile to ensure to meet our critical deadline. The product has been working as advertised and their pricing is one of the best.
Please write comments with more than three
character.
488884
417593
A***l
United States
Verified
Purchase
5 .0
2023-01-29
The website was easy to order, the delivery service was Fast and arrived before time. Customer service was friendly and helpful. Would recommend this site to my friends. I also found that they provide solutions, which is very useful for me. Highly recommend
United Kingdom · English · GBP
