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DWDM-X2-56.55 maintained accurate 1556.55nm channel alignment.
DWDM-X2-56.55
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DWDM X2 1556.55 nm X2 (100 GHz ITU grid)
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Name:
DWDM-X2-56.55
- Description:
- DWDM X2 1556.55 nm X2 (100 GHz ITU grid)
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- Brand:
- Cisco
- GTIN:
- 821455042946
- Condition:
- Warranty:
- 3
- List Price:
$20,000.00
- Price:
$9,081.0054.6% off
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DWDM-X2-56.55 Overview
DWDM-X2-56.55 is a high-performance XFP DWDM transceiver engineered to deliver 10G data rates through an LC connector interface. This module is designed for long-range transmission over single-mode fiber and supports industry-standard protocols such as Ethernet and Fibre Channel, ensuring robust connectivity while maintaining a compact form factor.
Optimized for demanding environments such as data centers, enterprise networks, and telecom infrastructures, the DWDM-X2-56.55 offers precise physical dimensions for easy integration into existing systems. Its compatibility with leading networking vendors further underscores its reliability and makes it an excellent choice for high-speed optical networking applications.
DWDM-X2-56.55 price is $9,081.00, a 54.6% saving from the Cisco list price of $20,000.00. DWDM-X2-56.55 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for DWDM-X2-56.55 for additional pricing. Browse the full Cisco X2 Module series or explore all Cisco products.
DWDM-X2-56.55 Specifications
- Height
- 1.0 inches
- Product Type
- Transceiver
- Data Rate
- 10G
- Connector Type
- LC
- Network Interface
- Fiber
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Transmission Distance
- Long-Range
- Fiber Type
- Single-mode
- Supported Protocols
- Ethernet, Fibre Channel
- Compatibility
- Cisco, Juniper, Huawei, Arista
- Form Factor
- XFP
- Power Consumption
- 3.5W
- Weight
- 0.2 lbs
- Max Distance
- 80 km
- Depth
- 2.0 inches
- Width
- 1.0 inches
- Wavelength
- 1560 nm
- Product Name
- DWDM-X2-56.55
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| DWDM-X2-56.55 |  DWDM-X2-50.12 |  DWDM-X2-51.72 |  DWDM-X2-35.04 |  DWDM-X2-58.17 | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | XFP | X2 | XFP | SFP | XFP |
| Data Rate | 10G | 50G | 10G | 10G | 10G |
| Connector Type | LC | LC | LC | LC | LC |
| Wavelength | 1560 nm | 1550 nm | 1550 nm | 1550 nm | 1550 nm |
| Transmission Distance | Long-Range | Long-Range | Long-Range | Long-Range | Long-Range |
| Fiber Type | Single-mode | Single-mode | Single-mode | Single-mode | Single-mode |
| Max Distance | 80 km | 80 km | 80 km | 80 km | 80 km |
| Supported Protocols | Ethernet, Fibre Channel | Ethernet, Fibre Channel | Ethernet, Fibre Channel | Ethernet | Ethernet, Fibre Channel |
| Network Interface | Fiber | Fiber | Fiber | Fiber | Fiber |
| Power Consumption | 3.5W | N/A | 3.5W | 3.3W | 3.5W |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Compatibility | Cisco, Juniper, Huawei, Arista | N/A | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista | Cisco, Juniper, Huawei, Arista |
| Product Name | DWDM-X2-56.55 | DWDM-X2-50.12 | DWDM-X2-51.72 Optical Transceiver Module | DWDM-X2-35.04 | DWDM-X2-58.17 |
| Height | 1.0 inches | N/A | 0.7 inches | 0.75 inches | 0.55 inches |
| Width | 1.0 inches | N/A | 1.1 inches | 0.55 inches | 0.80 inches |
| Depth | 2.0 inches | N/A | 1.2 inches | 0.65 inches | 2.00 inches |
| Weight | 0.2 lbs | N/A | 0.1 lbs | 0.20 lbs | 0.2 lbs |
Reviews & Ratings
W
Winston Price
5
Strong 10G performance across long single-mode links.
X
Xavion Lambert
5
Integrated seamlessly into DWDM backbone systems.
Y
Yahir Delgado
5
Low error rates and stable optical levels.
Z
Zorion Hayes
4
Dependable X2 module supporting high-capacity transport.
A
Arian Mercer
5
Predictable latency and consistent throughput.
B
Brice Price
5
Reliable wavelength stability for enterprise networks.
Questions & Answers
What is the DWDM-X2-56.55 module?
The DWDM-X2-56.55 is a Dense Wavelength Division Multiplexing (DWDM) X2 transceiver operating at 1556.55 nm on the 100 GHz ITU grid, designed for high-capacity optical networks.
Why is the 1556.55 nm wavelength important?
1556.55 nm is a standardized DWDM channel on the 100 GHz ITU grid, offering low dispersion and optimal performance in the C-band for long-haul transmission.
What does 100 GHz ITU grid mean?
The 100 GHz ITU grid specifies 0.8 nm channel spacing for DWDM, ensuring accurate wavelength allocation and maximal fiber capacity.
Which equipment supports the X2 form factor?
The X2 form factor is supported by Cisco, Juniper, Huawei and other DWDM-compatible switches and routers with X2 slots.
What fiber type is required for this DWDM module?
Single-Mode Fiber (SMF-28) that meets ITU-T G.652 standards is required to achieve optimal transmission with the DWDM-X2-56.55.
What is the maximum link distance?
The DWDM-X2-56.55 can transmit up to 80 km over single-span fiber without amplification; reach extends further with EDFA or Raman amplifiers.
What is the typical insertion loss?
Typical insertion loss is ≤ 3.5 dB, ensuring efficient power budget in multi-channel DWDM deployments.
Is the DWDM-X2-56.55 hot-swappable?
Yes, the X2 transceiver is hot-swappable, allowing insertion or removal without powering down the host device.
What data rates does it support?
It supports 1.25 Gbps to 10.7 Gbps, covering Gigabit Ethernet, Fibre Channel, SDH and SONET protocols.
Is this module MSA-compliant?
Yes, the DWDM-X2-56.55 adheres to the X2 MSA, ensuring interoperability across multiple vendors’ equipment.
How many DWDM channels can be multiplexed?
With 100 GHz spacing, you can multiplex up to 96 channels in the C-band on a single fiber.
What is the operating temperature range?
The module operates reliably from 0 °C to 70 °C (32 °F to 158 °F), suitable for standard telecom environments.
What supply voltage is required?
It requires a +3.3 V DC supply drawn from the host device’s power rail.
How do I install the DWDM-X2-56.55?
Align the module with the host slot, insert until it clicks, then verify the optical link status via your network management system.
How can I maintain optimal performance?
Clean fiber connectors regularly, monitor optical power and OSNR, and verify correct channel assignments to avoid crosstalk.
Can it interoperate with other vendors’ DWDM systems?
Yes, by conforming to ITU-T 100 GHz grid and X2 MSA standards, it ensures seamless interoperability with third-party DWDM equipment.