The DW-SFP10G40-20 SFP+ module pairs a cooled EML laser and a PIN photodiode to provide 10G DWDM transmission over single-mode fiber spans up to 40km at 1561.41nm (C20, 100GHz ITU grid). Integrated real-time digital optical monitoring (DOM) continuously tracks operational metrics like temperature, voltage, bias current, and optical power.
Broadcom Part Number
DW-SFP10G40-20
Vendor Name
LINK-PP
Form Factor
SFP+
Max Data Rate
10.7Gbps
Wavelength
1561.41nm
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/DOM
Supported
Operating Temperature Range
0 to 70°C
Protocols
SFP+ MSA, CPRI, eCPRI, SFF-8472, SFF-8431
Key Features of Broadcom DW-SFP10G40-20 Compatible LINK-PP 10G SFP+
Broadcom DW-SFP10G40-20 Compatible LINK-PP combines standard form-factor compliance with dense wavelength division multiplexing (DWDM) to maximize single-mode fiber capacity over long reaches. By pairing high-capacity optical aggregation with real-time digital diagnostics (DDM), this WDM transceiver ensures resilient, high-density transport for carrier and enterprise networks.
The DWDM module features a hot-pluggable SFP+ footprint that allows seamless installation without powering down host networking equipment. Built in full compliance with the SFP+ MSA, it guarantees physical and electrical interoperability across standard switch and router ports.
DW-SFP10G40-20: 10 Gbps Connectivity for Carrier Ethernet Access
A 10Gbps data rate satisfies escalating bandwidth requirements for service provider demarcations and business access points. Network operators can leverage this sustained line rate to aggregate high-throughput traffic and maintain consistent quality of service for Ethernet subscribers.
DW-SFP10G40-20 Module with DWDM Technology for Fiber Efficiency
The dense wavelength division multiplexing (DWDM) enables multiple independent optical signals to travel across a single strand of glass without cross-channel interference. This multi-channel capability multiplies available bandwidth on existing fiber pathways, significantly reducing optical infrastructure and leasing costs.
DW-SFP10G40-20 Module with 1561.41nm Wavelength
Channel 20 operates at a precise 1561.41nm center wavelength aligned directly with the standard 100GHz ITU grid spacing. Its cooled EML transmitter design keeps optical output locked on frequency to prevent drift into neighboring spectral channels.
An engineered optical link budget supports reliable single-mode fiber spans reaching up to 40km between network nodes. This extended reach effectively bridges mid-range campus distribution hubs and metropolitan core sites without needing intermediate signal amplification.
DW-SFP10G40-20 Module with Duplex LC Interface
The optical interface adopts duplex LC connectors to ensure precise fiber core alignment and low insertion loss. Network technicians can easily patch the module into standard high-density patch panels using conventional single-mode fiber jumpers.
DW-SFP10G40-20 Module with DDM for Real-Time Monitoring
Integrated digital diagnostic monitoring (DDM) delivers live visibility into critical parameters such as internal temperature, supply voltage, laser bias current, and optical power. Compatible with SFF-8472 digital diagnostic standards, it enables network administrators to isolate link anomalies before service outages occur.
Certified to ISO 9001, CE, RoHS, and FCC rules, the Broadcom DW-SFP10G40-20 Compatible LINK-PP SFP+ DWDM module delivers proven build quality, and it ensures safe and stable operation in commercial setups.
Every 10G DWDM SFP+ optical transceiver undergoes rigorous bit-error-rate and optical spectral analysis to verify baseline signal integrity, and each unit is systematically tested across operating temperatures prior to shipment.
DW-SFP10G40-20 Quality Certifications
Meeting international safety and build standards confirms reliable hardware quality, and it assures network engineers of long-term, trouble-free operation.
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.
DW-SFP10G40-20 Certified for Reliable Host-Device Compatibility
Comprehensive host-device validation guarantees seamless recognition across major switch, router, and server ports, while standardized EEPROM encoding prevents software-level port locking errors.
Every 10G SFP+ DWDM transceiver module undergoes strict physical and optical evaluations to ensure zero packet loss; explore our full verification workflow at the LINK-PP Test Support Center.
Optical Spectrum Test
Verify central wavelength stability and channel spacing accuracy across channels.
Eye Pattern Test
Analyze optical signal clarity to guarantee clean waveform transmission shapes.
Bit Error Rate Test
Measure data transmission accuracy to eliminate dropped packets under load.
Temperature Test
Check stable transceiver operation throughout standard commercial ambient thermal ranges.
Product Shipping for Broadcom DW-SFP10G40-20 Compatible LINK-PP 10G SFP+
Each 10G DWDM SFP+ transceiver is securely packaged to prevent physical and static damage during transit; this ensures every order arrives ready for immediate deployment.
Anti-Static Protective Packaging
Shield sensitive optical components from harmful electrostatic discharge during handling.
Shock-Resistant Transport Protection
Protect delicate optical transceivers against accidental impacts throughout shipping transit.
Fast Order Processing and Dispatch
Accelerate daily order handling to ensure timely hardware shipment departure.
Global Logistics and International Delivery
Ship transceivers worldwide through reliable courier partners for timely arrivals.
Install this DW-SFP10G40-20 DWDM transceiver into an SFP+ slot, clean and attach duplex LC single-mode fibers, and check interface status. This seamless setup quickly connects enterprise demarcations to metro hubs, providing robust 10G DWDM transport designed for modern, high-density Carrier Ethernet Access infrastructure.
DW-SFP10G40-20 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 DW-SFP10G40-20 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:
As long as cumulative splice and connector losses stay within the overall optical budget, the link should stay stable. Checking total link attenuation with an OTDR or optical power meter before turn-up is helpful. By
admin
A:
The PIN photodiode handles normal operational power variations within its specified range quite well. Standard optical hygiene, like scoping and cleaning LC connectors before reconnecting, remains recommended. By
admin
A:
Yes, two matching modules can link directly over dedicated dark fiber without a multiplexer. If your fiber run is very short, placing an inline optical attenuator helps protect the receiver from over-saturation. By
admin
A:
Like most C-band signals, high-angle fiber bends can increase optical attenuation over long spans. Following standard bend radius practices for single-mode patch cords usually keeps signal loss low. By
admin
A:
DDM telemetry is read over a low-speed I²C management bus separate from the main data path. Querying diagnostic values generally has no impact on 10Gbps line-rate forwarding. By
admin
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497041
514158
M***x
Iran, Islamic Republic of
Verified
Purchase
5 .0
2026-04-23
Replaced old optics on our core switches to set up a clean 35km duplex LC fiber link. Even in a warm 40°C server rack, the transceivers run cool and report accurate DOM health data with no issues at all.
Please write comments with more than three
character.
497041
514166
S***s
Morocco
Verified
Purchase
5 .0
2026-03-17
Plugged this optic into an aggregation switch for backhaul traffic. It handled full 10Gbps line speed on day one, and the connection has been completely stable through weeks of live production use.
Please write comments with more than three
character.
497041
514170
R***r
Iran, Islamic Republic of
Verified
Purchase
5 .0
2026-02-03
Picked up this C20 DWDM 10G SFP+ module to link two campus office buildings over 18km of single-mode fiber. The EML laser output stayed right around +0.5dBm, matching our 100GHz filter specs without any tuning needed. Smooth deployment overall.
Please write comments with more than three
character.
497041
514160
E***n
Russian Federation
Verified
Purchase
5 .0
2026-01-29
SFF-8472 compliance is spot on. Our network monitoring system reads the internal temperature and optical bias current via SNMP with no vendor mismatch errors =)
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character.
497041
514163
A***s
Ukraine
Verified
Purchase
5 .0
2025-12-31
Put this module in place for daily database backups between our main office and backup server room. The 1561.41nm channel holds rock solid, keeping transfer speeds fast and latency low the entire time =D
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character.
497041
514159
D***t
Hungary
Verified
Purchase
5 .0
2025-11-03
Added this SFP+ transceiver onto an existing passive DWDM Mux to double bandwidth between two colocation suites. Line rate hit 10Gbps smoothly with zero frame drops during initial burn-in tests.
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character.
497041
514162
S***s
Iran, Islamic Republic of
Verified
Purchase
5 .0
2025-10-24
Using this C20 DWDM module to send live uncompressed 10G video across 26km of outdoor single-mode fiber. The signal is crystal clear, dispersion is well managed, and we haven't seen a single dropped packet.
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character.
497041
514167
B***s
Nepal
Verified
Purchase
5 .0
2025-07-07
Setup was completely hassle-free on our lab switch. We checked the EML transmitter output power at +1.1dBm and the receiver took in -9.4dBm across a 22km spool. It fully complies with standard SFP+ MSA guidelines.
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497041
514165
A***s
Canada
Verified
Purchase
5 .0
2025-06-02
Upgraded our campus backbone switches with four of these 10G SFP+ DWDM units. Real-time diagnostic stats show up directly in our monitoring tool, and the 32km link has run with zero errors under heavy load testing.
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character.
497041
514168
J***l
Argentina
Verified
Purchase
5 .0
2025-04-18
Using these for 10G cell tower backhaul aggregation over regional single-mode fiber. Receiver power stays stable at -11dBm, and packet latency is consistent through high peak traffic hours.
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character.
497041
514161
F***z
Israel
Verified
Purchase
5 .0
2025-03-12
Replaced an older optic with this LS-DW2010-40C DWDM module on an enterprise backup link. Latency is minimal and the PIN photodiode receiver handles incoming light cleanly without requiring an external attenuator.
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