United States$5,000,000+
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Rhett Monroe
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DWDM SFP 1537.40nm offers precise wavelength stability. Ideal for mission-critical backbone networks.
DWDM-SFP-3739=
DWDM SFP 1537.40NM SFP BUILD-TO-ORDER
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DWDM-SFP-3739=
- Description:
- DWDM SFP 1537.40NM SFP BUILD-TO-ORDER
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- Brand:
- Cisco
- GTIN:
- 821455036112
- Condition:
- Warranty:
- 3
- List Price:
$7,174.00
- Price:
$2,654.3963% off
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DWDM-SFP-3739= Overview
DWDM-SFP-3739= is an advanced SFP transceiver module engineered for Dense Wavelength Division Multiplexing (DWDM) applications in modern data centers and telecom infrastructures. It supports a data rate of 10G with an LC connector interface that facilitates long-range transmission over single-mode fiber, making it ideal for enterprise networks and carrier-grade systems.
DWDM-SFP-3739= is designed with a compact form factor and precise physical dimensions to ensure seamless integration into existing optical platforms. Optimized for both Ethernet and Fibre Channel protocols, this transceiver module offers reliable performance under standard operating and storage temperature ranges, providing robust connectivity in demanding networking environments.
DWDM-SFP-3739= price is $2,654.39, a 63% saving from the Cisco list price of $7,174.00. DWDM-SFP-3739= is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for DWDM-SFP-3739= for additional pricing. Browse the full Sfp+ For 3000 Series series or explore all Cisco products.
DWDM-SFP-3739= Specifications
- Product Type
- Transceiver
- Form Factor
- SFP
- Data Rate
- 10G
- Connector Type
- LC
- Wavelength
- 1550 nm
- Transmission Distance
- Long-Range
- Fiber Type
- Single-mode
- Max Distance
- 80 km
- Supported Protocols
- Ethernet, Fibre Channel
- Network Interface
- Fiber
- Power Consumption
- 2.5W
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Compatibility
- Cisco, Juniper, Huawei, Arista
- Product Name
- DWDM-SFP-3739=
- Height
- 0.24 inches
- Width
- 0.61 inches
- Depth
- 3.07 inches
- Weight
- 0.1 lbs
DWDM-SFP-3739= Use Case
High-Capacity Data Center Interconnect with DWDM-SFP-3739
In a multi-site enterprise environment, IT architects deploy DWDM-SFP-3739 (1537.40 nm) build-to-order transceivers to aggregate 100 GbE links over a single dark-fiber pair. This DWDM SFP module ensures ultra-low latency, maximized fiber utilization and predictable channel management, delivering up to 96 wavelengths per fiber for scalable, cost-efficient Data Center Interconnect (DCI) with enterprise-grade reliability.
Metro Ethernet Network Densification for Service Providers
Regional telecom operators upgrade ring and mesh topologies by inserting DWDM-SFP-3739 (1537.40 nm) modules into existing line cards to add a dedicated 100 Gbps wavelength without new fiber builds. The build-to-order design delivers precise channel spacing and ITU-compliant pass-through performance, enabling rapid service turn-up, reduced CAPEX/OPEX and future-proof expansion for high-density metro Ethernet services.
5G Mobile Fronthaul/Backhaul Over DWDM Fiber Links
Mobile network operators deploying centralized RAN (C-RAN) leverage DWDM-SFP-3739 (1537.40 nm) to multiplex multiple eNodeB/ gNodeB links on a single fiber, reducing site footprint and power consumption. This DWDM SFP module’s build-to-order wavelength accuracy and ITU grid compliance guarantee sub-microsecond latency, carrier-grade uptime and seamless scalability for 5G fronthaul/backhaul transport.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
 DWDM-SFP-3739= |  DWDM-SFP-4214= |  CWDM-SFP-1610= |  DWDM-SFP-3268= |  GLC-ZX-SM= | |
|---|---|---|---|---|---|
| Compatibility | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista | Cisco / Juniper / Huawei / Arista | Cisco / Juniper / Huawei / Arista | Cisco / Juniper / Huawei / Arista |
| Connector Type | LC | LC | LC | LC | LC |
| Data Rate | 10G | 1G | 1G | 10G | 1G |
| Depth | 3.07 inches | 1.00 inches | N/A | 0.80 inches | N/A |
| Fiber Type | Single-mode | Single-mode | Single-mode | Single-mode | Single-mode |
| Form Factor | SFP | SFP | SFP | SFP | SFP |
| Height | 0.24 inches | 0.30 inches | N/A | 0.70 inches | N/A |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Max Distance | 80 km | 80 km | 80 km | 80 km | 70 km |
| Network Interface | Fiber | Fiber | Fiber | Fiber | Fiber |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Power Consumption | 2.5W | 3.5 W | N/A | 3.5W | 1.5 W |
| Product Name | DWDM-SFP-3739= | DWDM-SFP-4214= | CWDM-SFP-1610= | DWDM-SFP-3268= | GLC-ZX-SM= |
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Supported Protocols | Ethernet, Fibre Channel | Ethernet | Ethernet | Ethernet | Ethernet |
| Transmission Distance | Long-Range | Long-Range | Extended-Range | Long-Range | Long-Range |
| Wavelength | 1550 nm | 1550 nm | 1610 nm | 1550 nm | 1310 nm |
| Weight | 0.1 lbs | 0.03 lbs | N/A | 0.08 lbs | N/A |
| Width | 0.61 inches | 1.00 inches | N/A | 0.50 inches | N/A |
Reviews & Ratings
S
Sienna Blake
4
Reliable module with consistent performance under heavy network load.
T
Tobias Hayes
5
Professional-grade SFP, easy to integrate into enterprise DWDM systems.
U
Uma Lane
5
Low-latency and high-quality optics for dense wavelength networks.
V
Vance Pierce
4
Durable and dependable for long-distance metro deployments.
Questions & Answers
What is the DWDM-SFP-3739= DWDM SFP 1537.40nm module?
The DWDM-SFP-3739= is a build-to-order Dense Wavelength Division Multiplexing SFP transceiver operating at 1537.40nm for high-density optical networks.
Which wavelength does the DWDM-SFP-3739= support?
It supports a fixed DWDM ITU-T wavelength of 1537.40nm, ensuring precise channel spacing and minimal crosstalk in DWDM systems.
What data rates are supported by the DWDM-SFP-3739=?
It supports data rates from 100 Mbps up to 4.25 Gbps, compatible with Fast Ethernet, Gigabit Ethernet, Fibre Channel, and SONET/SDH protocols.
What fiber type is compatible with the DWDM-SFP-3739=?
It is optimized for single-mode fiber (SMF) with standard LC duplex connectors for extended reach and reliable DWDM deployment.
What connector does the DWDM-SFP-3739= use?
The module uses industry-standard LC duplex connectors, ensuring broad compatibility with existing DWDM patch panels and fiber infrastructure.
What is the maximum transmission distance?
It achieves up to 80 km transmission on ITU-T G.652-compliant single-mode fiber with a typical power budget of 11 dB.
What is the typical optical power budget?
The DWDM-SFP-3739= offers a typical optical power budget of 9–13 dB, depending on fiber attenuation and network link conditions.
Is the DWDM-SFP-3739= hot-swappable?
Yes, this SFP transceiver is fully hot-swappable, allowing live insertion and removal without disrupting network operations.
What electrical interface does the module use?
It uses the industry-standard SFP Multi-Source Agreement (MSA) electrical interface for plug-and-play compatibility with SFP ports.
What does build-to-order mean for this SFP module?
Build-to-order indicates the module is manufactured on demand to your specifications, ensuring the latest firmware and component availability.
Which devices are compatible with the DWDM-SFP-3739=?
It interoperates with any DWDM-capable router, switch, or optical transport platform supporting the SFP MSA standard.
What are the operating temperature specifications?
Supports commercial (0 °C to 70 °C) and extended industrial (−40 °C to 85 °C) temperature ranges for diverse deployment environments.
Is the DWDM-SFP-3739= compliant with industry standards?
Yes, it meets ITU-T G.694.2 for DWDM, SFP MSA for form-factor, Telcordia GR-63-CORE for reliability, and ROHS environmental directives.
How is the module installed?
Insert the SFP into any standard SFP port until it clicks, then connect LC duplex fiber cables to the TX and RX ports.
What is the build-to-order lead time?
Typical lead time is 5–7 business days, subject to stock availability and order volume for customized manufacturing.
What warranty comes with the DWDM-SFP-3739=?
Includes a one-year limited warranty covering manufacturing defects and performance compliance under normal operating conditions.
How can I place a custom order for the DWDM-SFP-3739=?
Contact our sales team with SKU DWDM-SFP-3739= via phone or email to configure quantities, delivery schedules, and custom requirements.