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DWDM SFP 1540.56nm offers stable throughput and low latency.
DWDM-SFP-4056=
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DWDM SFP 1540.56 NM SFP BUILD-TO-ORDER
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DWDM-SFP-4056=
- Description:
- DWDM SFP 1540.56 NM SFP BUILD-TO-ORDER
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 821455036150
- Condition:
- Warranty:
- 3
- List Price:
$7,174.00
- Price:
$2,654.3963% off
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1
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DWDM-SFP-4056= Overview
DWDM-SFP-4056= is a high-performance DWDM SFP transceiver that delivers reliable 10G data transmission over long-range single-mode fiber links. It features an LC connector and is engineered for optimal performance in Ethernet-based networks, making it a trusted choice for data centers, telecom infrastructures, and enterprise networks.
This compact module is designed with a precise form factor to fit standard SFP ports, ensuring seamless integration with active systems while maintaining consistent performance across extended distances. Its robust design and adherence to industry standards provide exceptional compatibility with leading network vendors such as Cisco, Juniper, Huawei, and Arista, making it an ideal solution for high-capacity communications.
DWDM-SFP-4056= price is $2,654.39, a 63% saving from the Cisco list price of $7,174.00. DWDM-SFP-4056= is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for DWDM-SFP-4056= for additional pricing. Browse the full Sfp+ For 3000 Series series or explore all Cisco products.
DWDM-SFP-4056= 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
- Network Interface
- Fiber
- Power Consumption
- 3.5W
- 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-4056=
- Height
- 0.3 inches
- Width
- 0.6 inches
- Depth
- 0.8 inches
- Weight
- 0.05 lbs
DWDM-SFP-4056= Use Case
High-Capacity Data Center Interconnect with 1540.56 nm DWDM-SFP-4056
A global enterprise deploys build-to-order DWDM-SFP-4056 (1540.56 nm) modules over 80 km of dark fiber to link two data centers at 100 Gbps per wavelength. Benefit: achieves a 40% increase in bandwidth utilization, cuts latency below 500 µs, and delivers scalable, pay-as-you-grow capacity without new fiber builds.
Metro Network Expansion for ISPs Using 1540.56 nm DWDM-SFP-4056
A regional Internet service provider integrates DWDM-SFP-4056 (1540.56 nm) modules on its metro ring to add twenty 100 Gbps channels over existing fiber. Benefit: boosts total capacity by 2 Tbps in under one hour, lowers OPEX by 25%, and enables rapid enterprise service roll-outs without trenching.
5G Fronthaul and Backhaul Aggregation with 1540.56 nm DWDM-SFP-4056
A mobile operator installs DWDM-SFP-4056 (1540.56 nm) modules to aggregate 5G fronthaul/backhaul traffic across 50 km of metro fiber. Benefit: consolidates multiple 10/25 Gbps streams into a single 100 Gbps wavelength, maintains sub-1 ms transport latency, and supports network slicing with carrier-grade reliability.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| DWDM-SFP-4056= |  DWDM-SFP-3661= |  GLC-ZX-SM= |  CWDM-SFP-1590= |  DWDM-SFP-5494= | |
|---|---|---|---|---|---|
| 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 | 1G | 1G |
| Depth | 0.8 inches | N/A | N/A | 0.74 inches | N/A |
| Fiber Type | Single-mode | Single-mode | Single-mode | Single-mode | Single-mode |
| Form Factor | SFP | SFP | SFP | SFP | SFP |
| Height | 0.3 inches | N/A | N/A | 0.26 inches | 0.12 inches |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Max Distance | 80 km | 80 km | 70 km | 80 km | 80 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 | 3.5W | 3.5W | 1.5 W | 1.0W | 1W |
| Product Name | DWDM-SFP-4056= | DWDM-SFP-3661= | GLC-ZX-SM= | CWDM SFP-1590 Transceiver Module | DWDM-SFP-5494= |
| 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 | Ethernet | Ethernet | Ethernet | Ethernet |
| Transmission Distance | Long-Range | Long-Range | Long-Range | Long-Range | Long-Range |
| Wavelength | 1550 nm | 1610 nm | 1310 nm | 1590 nm | 1550 nm |
| Weight | 0.05 lbs | N/A | N/A | 0.22 lbs | N/A |
| Width | 0.6 inches | N/A | N/A | 0.87 inches | N/A |
Reviews & Ratings
G
Griffin Barrett
4
Reliable optics for long-distance enterprise and metro networks.
H
Helena Frost
5
Easy deployment and maintenance. Professional-grade quality.
I
Isaac Steele
4
Consistent performance with minimal errors.
J
Jocelyn Hayes
5
Durable module suitable for high-density DWDM deployments.
Questions & Answers
What is the DWDM-SFP-4056= module?
The DWDM-SFP-4056= is a build-to-order Small Form-factor Pluggable (SFP) optical transceiver operating at 1540.56 nm for dense wavelength division multiplexing applications.
What wavelength does DWDM-SFP-4056= operate on?
It operates at a central wavelength of 1540.56 nanometers, compliant with ITU-T DWDM grid channel 56.
What data rate does DWDM-SFP-4056= support?
It supports line rates up to 1.25 Gbps, suitable for Gigabit Ethernet, Fibre Channel and SONET/SDH networks.
What maximum transmission distance can be achieved with DWDM-SFP-4056=?
Over ITU-T G.652 single-mode fiber, it can reach up to 80 km in a standard DWDM link without amplification.
What fiber type and connector does DWDM-SFP-4056= require?
It requires ITU-T G.652 single-mode fiber and uses a duplex LC connector interface.
Is DWDM-SFP-4056= hot-swappable?
Yes. DWDM-SFP-4056= modules are fully hot-swappable, allowing insertion and removal without powering down the system.
What network protocols are supported by DWDM-SFP-4056=?
It supports Gigabit Ethernet, Fibre Channel up to 1 Gbps, and SONET/SDH OC-48/STM-16 protocols.
Is DWDM-SFP-4056= compatible with all major network equipment brands?
Yes. It is MSA-compliant and interoperable with major vendors including Cisco, Juniper, Arista, Huawei and others supporting DWDM SFP modules.
What DWDM channel spacing and ITU grid compliance does DWDM-SFP-4056= follow?
It follows the ITU-T G.694.2 DWDM grid with 50 GHz channel spacing, corresponding to ITU channel 56.
What are the operating and storage temperature ranges for DWDM-SFP-4056=?
Operating temperature is 0 to 70 °C (32 to 158 °F); storage temperature is -40 to 85 °C (-40 to 185 °F).
What certifications and compliance standards does DWDM-SFP-4056= meet?
It is RoHS compliant, CE marked, and meets Telcordia GR-1221 and GR-63 environmental standards.
How do I install and configure DWDM-SFP-4056=?
Insert the module into a compatible SFP port, connect LC fiber cables, and configure the port for 1.25 Gbps DWDM operation on wavelength 1540.56 nm.
What is the mean time between failures (MTBF) for DWDM-SFP-4056=?
The typical MTBF for DWDM-SFP-4056= is over 1,000,000 hours, ensuring high reliability in long-haul DWDM networks.
What is the lead time for build-to-order DWDM-SFP-4056= modules?
Lead time is typically 4 to 6 weeks, subject to component availability and order volume.
What warranty and return policy apply to DWDM-SFP-4056=?
The module is backed by a one-year limited warranty and a 30-day satisfaction return policy, subject to standard terms and conditions.
How can I optimize performance of DWDM-SFP-4056= in my network?
Ensure proper fiber cleanliness, maintain precise channel spacing, use dispersion compensation for long spans, and monitor optical power levels.