DWDM-SFP10G-56.55-40-I defines a 10G SFP+ DWDM optical transceiver at 1556.55nm within the C-band, incorporating a cooled EML laser and PIN photodiode, duplex LC connectivity, up to 40 km reach over single-mode fiber, real-time DDM support, and an operating temperature range of −40 to +85 °C.
Ciena Part Number
DWDM-SFP10G-56.55-40-I
Vendor Name
LINK-PP
Form Factor
SFP+
Max Data Rate
10.7Gbps
Wavelength
1556.55nm
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
DDM Support
Yes
Operating Temperature Range
-40 to 85°C
Protocols
SFP+ MSA Compliant, CPRI, eCPRI
Key Features of Ciena DWDM-SFP10G-56.55-40-I Compatible LINK-PP 10.7G SFP+
Ciena DWDM-SFP10G-56.55-40-I Compatible LINK-PP module is a 10G DWDM SFP+ module built for efficient long-distance transmission over single-mode fiber. It uses a 1556.55 nm wavelength in the C-band and supports up to 40 km reach with stable signal output. The module also integrates digital diagnostics to help monitor link status and key operating parameters.
This optical module features a hot-pluggable SFP+ form factor for easy deployment and replacement. It follows SFP+ MSA and SFF-8472 standards, ensuring broad compatibility with switches and networking devices. The design supports flexible integration into existing systems.
DWDM-SFP10G-56.55-40-I: 10 Gbps Connectivity for Industrial Backbone
With a data rate of 10Gbps, it enables fast and consistent data transfer across backbone links. It fits well in industrial communication systems that require stable bandwidth. This helps maintain smooth data flow in critical network segments.
DWDM-SFP10G-56.55-40-I Module with DWDM Technology for Fiber Efficiency
DWDM technology allows multiple optical signals to share the same fiber infrastructure. This improves bandwidth utilization without adding more fiber. It is a practical choice for expanding network capacity.
DWDM-SFP10G-56.55-40-I Module with 1556.55nm Wavelength
Operating at 1556.55nm, the module aligns with standard DWDM channel spacing in the C-band. This ensures accurate signal transmission and compatibility with wavelength-division systems. It also supports stable multi-channel operation.
The module enables data transmission over distances up to 40 km on single-mode fiber. It helps maintain signal quality across extended links. This reduces the need for additional amplification in many deployments.
DWDM-SFP10G-56.55-40-I Module with Duplex LC Interface
It uses a duplex LC connector for separate transmit and receive paths. This interface is widely adopted and easy to connect in fiber networks. It supports stable and efficient optical linking.
DWDM-SFP10G-56.55-40-I Module with DDM for Real-Time Monitoring
Built-in DDM provides access to real-time operating data such as optical power, temperature, and bias current. This allows users to monitor link conditions and detect issues early. It helps improve network management and troubleshooting efficiency.
Ciena DWDM-SFP10G-56.55-40-I Compatible LINK-PP 10G DWDM SFP+ module is manufactured in line with ISO 9001 processes and meets CE, RoHS, and FCC requirements for regulated markets.
Each optical transceiver is screened with optical and electrical checks to confirm signal integrity and consistent module behavior.
DWDM-SFP10G-56.55-40-I Quality Certifications
The module follows recognized industry standards to ensure consistent quality and dependable operation in various network environments.
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-56.55-40-I Certified for Reliable Host-Device Compatibility
Interoperability is verified across various platforms to help ensure smooth link establishment and steady data transmission.
Strict testing processes verify stable signal output and consistent module behavior across varying conditions. Learn more at the LINK-PP Test Support Center.
Optical Spectrum Test
Check precise wavelength alignment and signal distribution.
Eye Pattern Test
Inspect waveform shape for clean signal transmission.
Bit Error Rate Test
Determine data accuracy during continuous transmission.
Temperature Test
Evaluate performance stability under temperature changes.
Product Shipping for Ciena DWDM-SFP10G-56.55-40-I Compatible LINK-PP 10.7G SFP+
Ciena DWDM-SFP10G-56.55-40-I Compatible LINK-PP SFP+ module is packed and handled to ensure safe delivery. Orders are processed quickly with reliable global shipping services.
Anti-Static Protective Packaging
Protect components from static during handling.
Shock-Resistant Transport Protection
Minimize damage risk from transit movement.
Fast Order Processing and Dispatch
Process orders quickly for prompt shipment.
Global Logistics and International Delivery
Enable worldwide delivery with trusted logistics partners.
Ciena DWDM-SFP10G-56.55-40-I Compatible LINK-PP DWDM module supports simple plug-and-play deployment, enabling fast setup in SFP+ ports without interrupting system operation. It is suitable for industrial communication, telecom backbones, and optical transport networks requiring 10G DWDM connectivity over extended distances.
DWDM-SFP10G-56.55-40-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-56.55-40-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, this module is rated for industrial temperature. For outdoor LTE remote radio head (RRH) deployments, our industrial-grade modules are tested to cold-start and operate reliably across the full range of -40°C to +85°C (-40°F to +185°F). By
admin on
2026-01-12
A:
You must use single-mode fiber with duplex LC connectors. Multi-mode fiber is strictly unsuitable for DWDM long-haul links due to extreme modal dispersion at C-band wavelengths. By
admin on
2025-08-26
A:
Yes, absolutely. This LS-DW2610-40I module is precisely hard-coded to 1556.55nm (Channel 26) in compliance with the standard 100GHz C-Band ITU grid. You can plug it directly into Port/Channel 26 of any standardized passive MUX/DEMUX unit without additional frequency offset adjustment. By
admin on
2026-06-25
We run a 10G fiber network for a university campus, connecting 12 buildings over single-mode fiber. The LS-DW2610-40I modules were installed in core and distribution switches. The 40km reach gave us plenty of margin for our longest 32km spans, and the DOM feature lets our NOC monitor optical health in real time. We’ve had zero downtime attributed to these transceivers over 3 months. The industrial temperature rating was key for our outdoor IDF closets, which see wide seasonal swings. The 100GHz C26 wavelength also fits our DWDM plan without crosstalk, and the duplex LC connector is a perfect match for our patch panels.
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486060
432858
L***g
Israel
Verified
Purchase
5 .0
2026-04-14
We installed these 10G DWDM SFP modules on outdoor wireless cell tower nodes. Night-to-day temperature swings usually trigger link drift on cheaper transceivers, but these LINK-PP industrial-grade modules kept signal drift to zero. Highly recommended for harsh environments!
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486060
432862
D***l
Belarus
Verified
Purchase
5 .0
2026-03-27
Deployed 50 of these DWDM modules in a data center interconnect. Power consumption is low, and the EML/PIN combo gives us a solid link budget. DOM makes troubleshooting super easy when we tweak patch panels.
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character.
486060
432857
K***r
Nepal
Verified
Purchase
4 .0
2026-02-11
These industrial DWDM SFP+ modules are running cool inside our high-density aggregation switches with superb link budget metrics. The courier missed the Friday afternoon delivery window, forcing our tech team to reschedule the datacenter installation for Monday morning. Hardware quality is definitely 5 stars.
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character.
486060
432871
J***s
Ukraine
Verified
Purchase
5 .0
2026-01-15
Needed industrial-grade C26 DWDM optical transceivers for power grid monitoring cabinets where ambient temps swing drastically. These LINK-PP optics transceivers have been running at full line-rate 10G speed for three months straight with zero thermal throttling or bit errors.
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486060
432860
T***s
Bulgaria
Verified
Purchase
5 .0
2025-12-26
Using these for a cell site backhaul project. The -40°C to +85°C range is real – they’ve been in a heated outdoor enclosure all winter with no alarms. The 100GHz C26 channel slots right into our existing DWDM mux.
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486060
432856
J***s
Ireland
Verified
Purchase
5 .0
2025-11-22
Tested receiver sensitivity across a patched 36km single-mode fiber line, and error rates stayed well below threshold. The build quality feels rigid, and the duplex LC connector clicks in firmly. Will order another batch for our secondary ring!
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486060
432861
S***s
Libyan Arab Jamahiriya
Verified
Purchase
5 .0
2025-10-19
We manage a regional fiber network with 40+ DWDM channels. The LS-DW2610-40I (C26, 1556.55nm) was deployed in 8 locations for a 10G ring upgrade. Over 2 months, we’ve seen stable Rx power between -15 and -12dBm on 35km SMF spans. The DOM data (temperature, Vcc, Tx/Rx bias) integrates into our NMS via SNMP, and the industrial temp range has handled our unsheltered roadside cabinets without a single thermal alarm. The 100GHz grid spacing aligns perfectly with our existing mux/demux, and we’ve had zero interoperability issues with our 10G switches.
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486060
432867
L***z
Lithuania
Verified
Purchase
5 .0
2025-10-06
We subjected this 10G CWDM optical module to continuous thermal stress testing inside an unheated, remote substation enclosure to simulate harsh winter conditions. The wide-temperature engineering proved its worth — the transmitter exhibited zero frequency drift or signal degradation even during severe ambient temperature fluctuations. Thermal dissipation stayed remarkably low inside high-density switch cages, making it an ideal, rock-solid choice for unconditioned outdoor cabinet deployments and industrial automation backhauls.
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486060
432866
S***r
Macao
Verified
Purchase
4 .0
2025-09-14
The DWDM module itself works flawlessly across our single-mode fiber span with zero bit errors and crystal-clear telemetry. However, regional courier routing took an unexpected detour, delaying delivery past our scheduled maintenance window. Excellent hardware performance overall, just give yourself a few extra days for shipping.
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486060
432869
S***z
Romania
Verified
Purchase
5 .0
2025-06-25
Deployed these LS-DW2610-40I 10G DWDM modules across a 30km single-mode fiber link connecting our remote aggregation nodes. Both Rx and Tx power levels stayed well within target thresholds. Definitely saved our quarterly budget without sacrificing optical reliability.
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486060
432859
J***y
Maldives
Verified
Purchase
4 .0
2025-06-09
We deployed these 10G DWDM optics across a 35km metro link and achieved rock-solid link-up on the first attempt. The delivery was delayed by 2 days at international customs clearance due to routine import paperwork checks. Product quality is superb, but budget extra transit time for overseas orders.
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486060
432855
N***i
Taiwan, Province of China
Verified
Purchase
5 .0
2025-04-28
First time using l-p.com. The website is easy to navigate and placing the order is easy and straightforward. The prices of the Halo TG111-HPE3NV6LF modules that I ordered were less than many other online stores. Found what I wanted very quickly, good price and easy check out.
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486060
432848
K***s
Denmark
Verified
Purchase
5 .0
2025-03-12
We rolled these into a campus fiber ring last month. The 40km budget gave us headroom, and the DOM readings (Tx/Rx power, temp) show up cleanly on our management platform. No handshaking issues with our switches so far.
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486060
432863
m***s
Israel
Verified
Purchase
5 .0
2025-03-06
I spent a lot of time looking at the 1000 Base-T Optical Transceiver Module and finally decided on l-p.com. The website was very well done so that eased my mind a bit. When the 1000 Base-T Optical Transceiver Module arrived I was pleased that they looked just as good as it did on the website and worked without problem.
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486060
432842
c***t
Germany
Verified
Purchase
5 .0
2024-10-10
The website is very easy to use, and I appreciate that since a lot of items I order for my technicians I am not aware of. Your website shows exactly what I need and ordering is easy. Really satisfied with the shopping experience.
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486060
432853
M***s
Macao
Verified
Purchase
5 .0
2023-11-28
The 10/25/40G Transceiver Modules are great and their service is even better. Most impressive was their communication throughout the entire process. They really answered and dealt with all my questions. Hands down, a superior online shopping experience compared to the local shop.
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