CWDM-SFP10G-1550-40 employs a cooled EML transmitter and PIN receiver at a 1550nm CWDM wavelength, supporting extended 40 km SMF links through a duplex LC interface, and incorporates real-time DOM features to monitor module status and optical performance.
Key Features of H3C CWDM-SFP10G-1550-40 Compatible LINK-PP 10.7G SFP+
H3C CWDM-SFP10G-1550-40 Compatible LINK-PP module is a 10G SFP+ CWDM optical transceiver designed for long-reach single-mode fiber links at 1550nm, supporting distances up to 40km. It combines stable optical transmission, duplex LC interfacing, and integrated digital monitoring to ensure consistent operation and improved network visibility in demanding deployment conditions.
This module is built with a hot-pluggable SFP+ form factor, allowing seamless insertion and replacement in active network equipment. Compliance with SFP+ MSA and SFF-8472 standards ensures reliable interoperability, while also enabling access to digital diagnostic functions for better module management.
CWDM-SFP10G-1550-40: 10 Gbps Connectivity for Distributed Fiber
With support for 10Gbps data rates, this module enables efficient data transport across distributed fiber infrastructures. It is well-suited for scenarios where multiple remote nodes require stable bandwidth and consistent link performance.
CWDM-SFP10G-1550-40 Module with CWDM Technology for Fiber Efficiency
The module supports multiple optical signals over a shared fiber path, helping to reduce infrastructure requirements. This approach improves fiber utilization and allows more flexible scaling of network capacity without physical expansion.
CWDM-SFP10G-1550-40 Module with 1550nm Wavelength
Operating in the 1550nm window, it benefits from lower attenuation characteristics in single-mode fiber. This enables more stable signal transmission over extended distances with reduced loss.
Designed for extended reach, the module supports transmission distances up to 40km without additional amplification. This makes it suitable for linking distant network segments while maintaining signal integrity.
CWDM-SFP10G-1550-40 Module with Duplex LC Interface
Equipped with a duplex LC optical interface, it provides dedicated transmit and receive channels for reliable communication. The standardized connector type also ensures straightforward integration with existing fiber cabling systems.
CWDM-SFP10G-1550-40 Module with DOM for Real-Time Monitoring
Integrated digital optical monitoring enables continuous tracking of key parameters such as optical power, temperature, bias current, and supply voltage. This allows operators to monitor link conditions in real time and respond quickly to potential issues.
H3C CWDM-SFP10G-1550-40 Compatible LINK-PP module is produced under certified quality systems and complies with ISO 9001, CE, RoHS, and FCC standards to meet global regulatory and manufacturing requirements.
Every 10G SFP+ CWDM module is subjected to comprehensive validation, including optical signal checks, environmental stress screening, and functional verification.
CWDM-SFP10G-1550-40 Quality Certifications
The module is verified against industry requirements to ensure dependable operation and consistent product quality.
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.
CWDM-SFP10G-1550-40 Certified for Reliable Host-Device Compatibility
Extensive interoperability testing is performed to confirm stable integration with a wide range of switches, routers, and networking platforms.
A series of validation procedures are applied to ensure stable transmission and consistent module behavior under different operating conditions. For detailed insights, visit the LINK-PP Test Support Center.
Optical Spectrum Test
Examine wavelength accuracy and optical signal distribution to ensure proper channel alignment.
Eye Pattern Test
Assess waveform quality to confirm clear signal transmission and minimal distortion.
Bit Error Rate Test
Measure transmission accuracy by evaluating error rates under continuous data flow.
Temperature Test
Evaluate module stability and performance across a defined operating temperature range.
Product Shipping for H3C CWDM-SFP10G-1550-40 Compatible LINK-PP 10.7G SFP+
Orders are prepared with structured handling procedures to maintain product quality during transit. A coordinated shipping process supports efficient delivery across regional and international locations.
Anti-Static Protective Packaging
Ensure protection against electrostatic discharge during packaging and transit.
Shock-Resistant Transport Protection
Provide physical protection to reduce damage from vibration and impact.
Fast Order Processing and Dispatch
Complete order handling steps quickly to support timely shipment.
Global Logistics and International Delivery
Enable worldwide delivery through stable and traceable shipping services.
H3C CWDM-SFP10G-1550-40 Compatible LINK-PP CWDM SFP+ optical module enables simple deployment with a hot-pluggable SFP+ interface and LC fiber connection for quick setup. It supports 10G links across distributed fiber systems, including aggregation nodes, access layers, and extended-distance network interconnections.
CWDM-SFP10G-1550-40 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 CWDM-SFP10G-1550-40 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, absolutely. 1550nm is a standard channel on the ITU-T G.694.2 CWDM grid with a 20nm channel spacing. As long as your Mux/Demux filter unit has a dedicated 1550nm port available (and you match it with a 1550nm CWDM transceiver at the remote end), the LS-CW5510-40C will integrate seamlessly without causing crosstalk or interfering with your existing wavelengths. By
admin on
2026-04-02
A:
Yes. This module is designed for single-mode fiber transmission and uses a duplex LC optical interface. OS2 fiber is commonly used for long-distance 10G CWDM links and is suitable for this 40 km module. By
admin on
2026-01-10
A:
The stated specification is the operating case temperature of the module. Since internal switch heat and airflow can make the module case warmer than the surrounding air, it is important to leave sufficient thermal margin in high-density equipment. By
admin on
2025-10-12
A:
The 40km rating is based on a standard optical link budget, not only the physical fiber length. Please include fiber attenuation, connector loss, splice loss, and CWDM MUX/DEMUX insertion loss when calculating the total link loss; this is the best way to confirm whether the link has enough margin. By
admin on
2025-08-19
Needed a reliable 10G CWDM SFP+ transceiver for an enterprise backhaul link. The 1550nm wavelength channel works perfectly within our passive coarse wavelength division multiplexing filter arrays. No thermal throttling or optical drift noticed under 10-Gigabit workloads.
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484231
408556
A***r
Turkey
Verified
Purchase
5 .0
2026-04-13
Ordered these for a small data center expansion where we needed 10GbE over existing SMF. The duplex LC CWDM optics transceivers were individually protected, installed without issue, and showed stable optical power levels after burn-in.
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484231
408552
J***n
Lithuania
Verified
Purchase
4 .0
2026-03-31
Performance has been good on our 40km SMF test path, and the module feels like good value for routine enterprise deployments. I would just like more outer-box padding for small quantities.
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484231
408550
D***s
Argentina
Verified
Purchase
5 .0
2026-01-25
We used this 40km SFP+ CWDM module for an indoor aggregation point supporting a remote network location. The EML transmitter and 1550nm wavelength matched the fiber design, while the digital diagnostics gave us useful confirmation during initial testing. It is especially helpful when field teams need to check light levels remotely after a maintenance change. The module has stayed online under continuous traffic without any unusual alarms.
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484231
408564
N***r
United Arab Emirates
Verified
Purchase
5 .0
2025-12-28
We staged a set of these 10G CWDM optical transceivers before installing them in customer-facing racks. Every unit established a stable 10Gbps connection on our single-mode fiber test setup, and the duplex LC interface worked with the patching already in place. The commercial 0–70°C operating range is appropriate for our climate-controlled facility. For standard long-distance data center interconnect work, the build quality and optical performance have met expectations.
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484231
408563
C***n
Israel
Verified
Purchase
5 .0
2025-12-14
We deployed several 1550nm CWDM SFP+ modules in a regional fiber aggregation project. Link establishment was fast, the EML CWDM optics stayed stable, and the DOM data was useful during commissioning.
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484231
408548
F***s
Libyan Arab Jamahiriya
Verified
Purchase
4 .0
2025-09-08
Good price-to-performance for a commercial-grade 1550nm CWDM transceiver. We tested the optical levels before delivery to our customer; everything passed, though the shipping carton arrived a little scuffed.
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484231
408559
J***d
Cambodia
Verified
Purchase
5 .0
2025-07-18
Bought these for a high-density 10G switch cluster linking two remote distribution facilities. The 1550nm CWDM wavelength alignment is precise, avoiding channel crosstalk on our multiplexer trays. Excellent value for enterprise deployment.
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character.
484231
408557
R***n
Nepal
Verified
Purchase
5 .0
2025-06-08
We deployed the LS-CW5510-40C CWDM module on a 10GbE campus backbone carrying virtualization, voice, and security traffic between buildings. Our single-mode route is well below the 40km maximum, but we selected the 1550nm CWDM optic to align with the existing wavelength plan. DOM was available immediately for checking transmit power, receive power, module temperature, and supply status during turn-up. After several weeks of normal traffic, the link has remained stable with no unexpected errors.
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484231
408561
G***y
Bulgaria
Verified
Purchase
5 .0
2025-05-01
Upgraded our regional node transport layer using these 1550nm CWDM SFP+ modules. The duplex LC interface clicked firmly into place with zero slop. Link attenuation stayed well within budget over 28km of older outdoor fiber plant. Will order another 50 units for next month’s metro network expansion.
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484231
408555
K***n
Morocco
Verified
Purchase
4 .0
2025-04-15
The module passed our indoor rack test and worked well in a multi-device deployment. Delivery was safe overall, although the outer carton had minor compression from transit.
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484231
408549
D***h
Ireland
Verified
Purchase
5 .0
2025-03-25
This 40km CWDM 10G SFP+ module worked well for our remote office uplink. We checked TX and RX values through the switch diagnostics and had enough visibility to document the handoff properly.
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484231
408553
R***n
Iran, Islamic Republic of
Verified
Purchase
5 .0
2025-03-12
Our requirement was to carry 10G traffic across a leased dark-fiber route while preserving capacity for other CWDM wavelengths. This LS-CW5510-40C 1550nm SFP module fit the channel plan correctly and gave us the long-reach margin needed for the route. During commissioning, we used the module’s DDM information to verify optical conditions at both endpoints instead of relying only on link status. That saved time when documenting the circuit for handover.
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484231
408536
M***t
Russian Federation
Verified
Purchase
5 .0
2024-06-28
I'm very happy with my transaction and purchase. The Optical Transceiver Module works with no issue. I would definitely recommend this company for customer service and speed. I will be purchasing from them again in the future.
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484231
408538
R***e
Norway
Verified
Purchase
5 .0
2023-12-07
LINK-PP is the most user-friendly website I have ever found. It has very knowledgeable staff and offers various good products at a reasonable price. Also, the Fast delivery has helped me save a lot of time.
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484231
408546
V***n
Norway
Verified
Purchase
5 .0
2023-07-21
It was supposed to work before but because of the issue I faced, I made an assumption. I was wrong, but later tests I ran made me re-evaluate. Actually, your Optical Transceiver Module allows me to support alternatives that were not available previously. I do not know why it was not working initially. But I'm all to happy to have it all working now.
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484231
408544
M***r
Nepal
Verified
Purchase
5 .0
2023-03-01
The website is user friendly, I can find what I need easily. And the service is great, they answered all my questions patiently. Enjoy doing business with you!
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