EX-SFP-10GE-CWE59-20 represents a 10G CWDM SFP+ optical transceiver at 1590nm, utilizing a cooled EML laser and PIN photodiode to achieve reliable duplex LC optical links over single-mode fiber up to 20km, with built-in digital diagnostic monitoring for ongoing system visibility.
Juniper Part Number
EX-SFP-10GE-CWE59-20
Vendor Name
LINK-PP
Form Factor
SFP+
Max Data Rate
10.7Gbps
Wavelength
1590nm
Max Cable Distance
20km
Connector
Duplex LC
Media
SMF
Transmitter Type
EML
Receiver Type
PIN
TX Power
-1 to +5dBm
RX Power
-23 to -6dBm
Receiver Sensitivity
<-16dBm
DDM Support
Yes
Operating Temperature Range
0 to 70°C
Protocols
SFP+ MSA Compliant, CPRI, eCPRI, ITU-T G.652
Key Features of Juniper EX-SFP-10GE-CWE59-20 Compatible LINK-PP 10.7G SFP+
Juniper EX-SFP-10GE-CWE59-20 Compatible LINK-PP module is a commercial-grade 10G CWDM optical module operating at 1590nm with up to 20km reach over single-mode fiber. It combines wavelength multiplexing, duplex LC connectivity, and digital diagnostic monitoring to support efficient transmission and clear operational insight. The design enables consistent interoperability and optimized use of fiber infrastructure.
Built with a hot-pluggable SFP+ footprint, it allows quick insertion and replacement in active systems. Compliance with SFP+ MSA and SFF-8472 ensures alignment with industry standards and broad device compatibility. Its compact structure fits well in space-constrained networking setups.
EX-SFP-10GE-CWE59-20: 10 Gbps Connectivity for Aggregation Links
It delivers 10Gbps data rates to support smooth traffic flow across aggregation links. This helps connect multiple access points to higher network layers with stable throughput. It is suitable for scenarios requiring reliable mid-range data transmission.
EX-SFP-10GE-CWE59-20 Module with CWDM Technology for Fiber Efficiency
By using CWDM technology, multiple wavelengths can share a single fiber strand, improving utilization. This reduces the need for additional fiber deployment while supporting network growth. It offers a practical approach to expanding bandwidth capacity.
EX-SFP-10GE-CWE59-20 Module with 1590nm Wavelength
The 1590nm wavelength operates within standard CWDM grids, allowing straightforward integration into existing systems. It supports stable signal propagation over single-mode fiber. This contributes to consistent link behavior across deployments.
With support for up to 20km transmission, it enables reliable communication between distant network points. This helps minimize the need for intermediate equipment. It is well suited for medium-distance optical links.
EX-SFP-10GE-CWE59-20 Module with Duplex LC Interface
A duplex LC interface provides separate transmit and receive paths for clear signal exchange. It is widely adopted and easy to connect within standard fiber infrastructures. This ensures stable and reliable link setup.
EX-SFP-10GE-CWE59-20 Module with DDM for Real-Time Monitoring
Integrated digital diagnostic monitoring provides access to key operating data such as optical power, laser bias current, and temperature. This allows ongoing visibility into link conditions. It helps simplify troubleshooting and performance tracking.
Juniper EX-SFP-10GE-CWE59-20 Compatible LINK-PP follows ISO 9001 management practices and aligns with CE, RoHS, and FCC regulations to support compliant use across international markets.
A multi-step verification process reviews optical output, signal response, and operating conditions to confirm readiness for deployment.
EX-SFP-10GE-CWE59-20 Quality Certifications
Compliance with established certification standards ensures verified quality control and consistent product reliability.
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.
EX-SFP-10GE-CWE59-20 Certified for Reliable Host-Device Compatibility
Extensive interoperability testing is carried out to ensure stable link establishment and consistent performance across a wide range of switches and networking platforms.
Comprehensive testing verifies stable optical output and accurate signal transmission under varied conditions. Learn more testing details at the LINK-PP Test Support Center.
Optical Spectrum Test
Assess spectral shape and wavelength alignment to ensure stable optical emission.
Eye Pattern Test
Examine waveform integrity to confirm clear signal transitions and timing accuracy.
Bit Error Rate Test
Evaluate data transmission reliability by monitoring error levels over time.
Temperature Test
Monitor functionality across different temperature conditions for consistent output.
Product Shipping for Juniper EX-SFP-10GE-CWE59-20 Compatible LINK-PP 10.7G SFP+
Protective handling practices help preserve product integrity across all transport stages. Well-organized logistics coordination enables dependable and on-schedule delivery worldwide.
Anti-Static Protective Packaging
Limit electrostatic discharge risks to safeguard sensitive electronic components.
Shock-Resistant Transport Protection
Minimize impact and vibration exposure during transit and handling processes.
Fast Order Processing and Dispatch
Streamline order workflows to ensure prompt and efficient shipment release.
Global Logistics and International Delivery
Drive seamless shipping through trusted global carriers and reliable delivery channels.
Juniper EX-SFP-10GE-CWE59-20 Compatible LINK-PP transceiver module supports efficient deployment through standard SFP+ slots, providing 10G CWDM connectivity across 20km fiber links, and is suitable for aggregation infrastructure, access layer expansion, and interconnection between network segments.
EX-SFP-10GE-CWE59-20 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 EX-SFP-10GE-CWE59-20 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:
Absolutely, it fully supports SFF-8472 compliant real-time Digital Diagnostic Monitoring (DOM) for reading live temperature, voltage, and Rx/Tx power. By
admin on
2026-03-11
A:
Yes, the combination of the cooled EML laser and high-sensitivity PIN receiver provides ample optical power budget for 20km single-mode fiber links. By
admin on
2026-01-12
A:
Absolutely, its hot-pluggable SFP+ footprint and low power draw allow safe live insertion with minimal risk of voltage drops or link flaps on neighboring ports. By
admin on
2025-08-03
Used this 10G SFP+ 1590nm CWMD module for a multi-building media network. We needed a commercial-temperature module for an indoor equipment room, not an industrial optic, and this was the right specification. Link performance has been boring—in the best way.
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character.
483366
414860
A***n
Italy
Verified
Purchase
5 .0
2026-02-16
We tested these optics across several supported switch platforms in our lab before approving them for customer sites. The goal was to standardize a cost-conscious 10G CWDM solution for office parks and small data-center interconnects, rather than stocking a different optic for every project. Recognition was consistent in the approved host configurations, and the modules maintained stable links during long-duration traffic tests.
In production, one pair now carries database replication over an 18.5km SMF route. The route is close enough to the 20km limit that we paid attention to the optical budget, and the DOM readings gave us confidence during sign-off. Performance has been reliable, power draw is reasonable for a dense SFP+ environment, and the 1590nm channel fits neatly into our CWDM inventory strategy.
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character.
483366
414868
K***r
Canada
Verified
Purchase
5 .0
2026-01-27
Bought a small batch for our CWDM MUX/DEMUX project where fiber availability is limited. The 1590nm channel matched our wavelength plan, and the 20km reach was a better fit than paying for longer-reach optics we did not need. Nice, straightforward 10G CWDM transceiver.
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character.
483366
414862
V***m
Brazil
Verified
Purchase
5 .0
2025-12-04
The module arrived coded for our supported 10G SFP+ hosts and was recognized without extra work. Duplex LC patching kept the install simple, and the EML/PIN design gave us dependable signal levels across our single-mode fiber route.
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character.
483366
414859
O***s
Philippines
Verified
Purchase
4 .0
2025-10-23
Performance is good on our 15km SMF link, with stable optical readings and no data errors. I would have preferred more protective padding inside the parcel because the boxes could shift slightly in transit, but the modules themselves were undamaged.
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character.
483366
414871
N***n
Republic of Korea
Verified
Purchase
5 .0
2025-10-08
We were scaling our metro distribution nodes and needed reliable 20km 1590nm CWDM 10G SFP+ modules. The duplex LC interface locks cleanly, and transmission quality over standard G.652 single-mode fiber is flawless. Great value for enterprise deployments!
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character.
483366
414866
U***r
France
Verified
Purchase
5 .0
2025-08-09
We used this LS-CW5910-20C 1590nm CWDM SFP+ module to extend a 10GbE connection between two buildings. It came up immediately on our existing single-mode fiber, and the DOM values made acceptance testing much faster. No alarms or packet loss after the first month.
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character.
483366
414861
G***e
Norway
Verified
Purchase
5 .0
2025-07-25
Evaluating third-party optical transceivers for commercial deployment is always a compliance challenge for our team. We benchmarked the LS-CW5910-20C 10G CWDM 1590nm optic against OEM modules in our staging lab. The EEPROM coding provided seamless cross-platform device recognition, eliminating port shutdown issues on multi-brand core switches and edge routers. Bit Error Rate (BER) testing was clean over 72 hours of continuous line-rate traffic injection. The 1590nm laser spectral width remained stable without channel drift or adjacent channel crosstalk on our multiplexer. A reliable, cost-efficient 20km 10G SFP+ CWDM optical transceiver for service provider networks!
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character.
483366
414869
E***r
Mexico
Verified
Purchase
5 .0
2025-06-30
Ordered two dozen of these LS-CW5910-20C CWDM transceivers for a campus fiber ring expansion. The 1590nm optics slotted right into our passive Mux/Demux tray with no insertion loss surprises. DOM telemetry reports exact Tx/Rx power levels on our management console. (•‿•)
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character.
483366
414865
I***e
Sweden
Verified
Purchase
5 .0
2025-05-19
We deployed the LS-CW5910-20C module on an 18.7km enterprise campus backbone using existing single-mode fiber and a passive CWDM MUX/DEMUX pair. The requirement was a dedicated 1590nm 10G channel for storage replication while retaining capacity for future wavelengths on the same fiber plant. Both ends established 10GbE cleanly, and DOM monitoring showed stable laser temperature, supply voltage, TX power, and RX power throughout the burn-in period.
The EML transmitter and PIN receiver combination gave us comfortable headroom on this route, which includes several patch panels and a building entrance splice. We also checked error counters during scheduled backup traffic and did not see CRC growth or link flaps. For indoor commercial deployments where the environment stays within 0–70°C, this is a practical 20km CWDM SFP+ optical module.
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character.
483366
414867
K***r
Russian Federation
Verified
Purchase
4 .0
2025-02-28
Hardware performance is 100% as advertised on 1590nm wavelength and 20km SMF distance. Order tracking update was delayed by 24 hours during transit, but product quality is great.
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character.
483366
414853
S***a
Netherlands
Verified
Purchase
5 .0
2023-07-14
work good without any issue. Easy to navigate website, check-out Fast and efficient. Highly recommended and great prices and cheaper than many other stores.Will buy more here in the future.
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character.
483366
414851
H***n
Ireland
Verified
Purchase
5 .0
2023-05-02
I purchased 40G Transceiver Modules several months ago, it works well so far. I was totally satisfied with it. This time, I bought this kind of 100G Optical Transceiver Module to work with my new equipment.Hope it is also very compatible.
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