What data rate does this transceiver support?

The DWDM-SFPGE-1540-56 supports 2.5 Gbps (Gigabit Ethernet) data rates.

Is the module hot-swappable?

Yes, this eSFP transceiver is hot-swappable, allowing insertion or removal without powering down the host device.

What type of fiber does it require?

It requires ITU-standard single-mode fiber (SMF) with a core diameter of 8–10 µm.

What is the operating temperature range?

The transceiver operates between –5 °C and +70 °C (commercial temperature range).

Which industry standards does it comply with?

It complies with SFP MSA, SFF-8472 digital diagnostics, and ITU-T G.694.2 for DWDM wavelengths.

How do I install the DWDM-SFPGE-1540-56 transceiver?

Power down your device, insert the eSFP module into the SFP port until it clicks, then power up and configure your interface.

Which network devices is this transceiver compatible with?

It is interoperable with DWDM-capable routers, switches, and optical transport equipment supporting SFP MSA.

Does it support digital diagnostic monitoring (DDM)?

Yes, the module offers real-time monitoring of parameters such as power, temperature, and laser bias current per SFF-8472.

What is the typical output optical power?

Typical output power ranges from +0 dBm to +4 dBm, ensuring adequate link budget for 120 km.

What is the receiver sensitivity?

Receiver sensitivity is typically –24 dBm, enabling reliable detection over long-haul links.

Can the DWDM-SFPGE-1540-56 be used in DWDM systems?

Yes, it is specifically designed for DWDM applications, allowing multiple channels to coexist on a single fiber.

What is the module’s power consumption?

Power consumption is typically below 1 W, making it energy-efficient for high-density installations.

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DWDM-SFPGE-1540-56

Name: DWDM Optical Transceiver,eSFP,2.5G,Single-mode Module(1540.56nm,120km,LC)
Brand: Huawei
SKU: DWDM-SFPGE-1540-56
Price: 832.45 USD
Availability: InStock
Rating: 4.3 (6 reviews)

Description:: DWDM Optical Transceiver,eSFP,2.5G,Single-mode Module(1540.56nm,120km,LC)
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DWDM-SFPGE-1540-56 Overview

DWDM-SFPGE-1540-56 is a DWDM SFP transceiver module designed for Gigabit Ethernet applications. This SFP transceiver supports a data rate of 1G and uses an LC connector for efficient optical fiber connectivity, making it ideal for long-range, single-mode fiber transmission in telecom, data centers, and enterprise networks.

Engineered with a compact SFP form factor, DWDM-SFPGE-1540-56 meets the rigorous requirements of modern optical networks with standardized physical dimensions and reliable performance under specified operating temperatures. It is optimized for Ethernet protocols, ensuring versatility and seamless integration with infrastructure from leading network equipment vendors.

DWDM-SFPGE-1540-56 price is $832.45, a 49% saving from the Huawei list price of $1,632.24. DWDM-SFPGE-1540-56 is in stock and available for next-day dispatch. (terms applied)

Request bulk order quote for DWDM-SFPGE-1540-56 for additional pricing. Browse the full Huawei Transceivers series or explore all Huawei products.

DWDM-SFPGE-1540-56 Specifications

Product Type: Transceiver
Form Factor: SFP
Data Rate: 1G
Connector Type: LC
Wavelength: 1540 nm
Transmission Distance: Long-Range
Fiber Type: Single-mode
Max Distance: N/A
Supported Protocols: Ethernet
Network Interface: Fiber
Power Consumption: N/A
Operating Temperature: 0 to 70°C
Storage Temperature: -40 to 85°C
Input Voltage: 3.3V
Compatibility: Cisco / Juniper / Huawei / Arista
Product Name: DWDM-SFPGE-1540-56
Height: N/A
Width: N/A
Depth: N/A
Weight: N/A

Quality Certifications

To get the detailed certification, please go to the Compliance Center.

Product Comparison Table

	DWDM-SFPGE-1540-56	OSXD50N00	DWDM-SFPGE-1546-92	CWDM-SFPGE-1571	DWDM-SFPGE-1535-04
Product Type	Transceiver	Transceiver	Transceiver	Transceiver	Transceiver
Form Factor	SFP	QSFP	SFP	SFP	SFP
Data Rate	1G	100G	1G	1G	1G
Connector Type	LC	LC	LC	LC	LC
Wavelength	1540 nm	1310 nm	1546.92 nm	CWDM (1270 nm - 1330 nm)	1535 nm
Transmission Distance	Long-Range	Long-Range	Long-Range	Extended-Range	Long-Range
Fiber Type	Single-mode	Single-mode	Single-mode	Single-mode	Single-mode
Max Distance	N/A	80 km	80 km	80 km	80 km
Supported Protocols	Ethernet	Ethernet	Ethernet	Ethernet, Fibre Channel	Ethernet
Network Interface	Fiber	Fiber	Fiber	Fiber	Ethernet
Power Consumption	N/A	12.5W	2.5W	3.5W	1.5W
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	Cisco / Juniper / Huawei / Arista	Cisco, Juniper, Huawei, Arista	Cisco, Juniper, Huawei, Arista	Cisco, Juniper, Huawei, Arista
Product Name	DWDM-SFPGE-1540-56	OSXD50N00 100G QSFP Long-Reach Transceiver	DWDM-SFPGE-1546-92	CWDM-SFPGE-1571	DWDM-SFPGE-1535-04
Height	N/A	1.0 inches	0.125 inches	0.32 inches	0.5 inches
Width	N/A	0.5 inches	0.55 inches	0.72 inches	0.7 inches
Depth	N/A	1.3 inches	1.00 inches	1.05 inches	1.8 inches
Weight	N/A	0.2 lbs	0.05 lbs	0.11 lbs	0.1 lbs

Reviews & Ratings

Miles Thornton

Stable DWDM optic with clean long distance performance.

Kamran Saeed

Accurate wavelength delivery.

Victor Lund

Works well in DWDM rings.

Shahid Abbas

No errors during monitoring.

Robert Hastings

Reliable carrier grade module.

Oliver Langdon

Dependable DWDM SFP.

Questions & Answers

What is the DWDM-SFPGE-1540-56 optical transceiver?

The DWDM-SFPGE-1540-56 is a 2.5 Gbps eSFP single-mode transceiver designed for Dense Wavelength Division Multiplexing (DWDM) networks, operating at 1540.56 nm over 120 km.

What wavelength does the DWDM-SFPGE-1540-56 operate on?

It operates at a central ITU grid wavelength of 1540.56 nm, optimized for DWDM channel 56.

What is the maximum transmission distance?

The module supports transmission distances up to 120 kilometers over single-mode fiber.

Which fiber connector type is required?

It uses an LC duplex connector compatible with standard single-mode fiber (SMF-28 or equivalent).

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DWDM-SFPGE-1540-56 Overview

Request bulk order quote for DWDM-SFPGE-1540-56 for additional pricing. Browse the full Huawei Transceivers series or explore all Huawei products.

DWDM-SFPGE-1540-56 Specifications

Product Type

Transceiver

Form Factor

SFP

Data Rate

Connector Type

Wavelength

1540 nm

Transmission Distance

Long-Range

Fiber Type

Single-mode

Max Distance

N/A

Supported Protocols

Ethernet

Network Interface

Fiber

Power Consumption

N/A

Operating Temperature

0 to 70°C

Storage Temperature

-40 to 85°C

Input Voltage

3.3V

Compatibility

Cisco / Juniper / Huawei / Arista

Product Name

DWDM-SFPGE-1540-56

Height

N/A

Width

N/A

Depth

N/A

Weight

N/A

Product Comparison Table

	DWDM-SFPGE-1540-56	OSXD50N00	DWDM-SFPGE-1546-92	CWDM-SFPGE-1571	DWDM-SFPGE-1535-04
Product Type	Transceiver	Transceiver	Transceiver	Transceiver	Transceiver
Form Factor	SFP	QSFP	SFP	SFP	SFP
Data Rate	1G	100G	1G	1G	1G
Connector Type	LC	LC	LC	LC	LC
Wavelength	1540 nm	1310 nm	1546.92 nm	CWDM (1270 nm - 1330 nm)	1535 nm
Transmission Distance	Long-Range	Long-Range	Long-Range	Extended-Range	Long-Range
Fiber Type	Single-mode	Single-mode	Single-mode	Single-mode	Single-mode
Max Distance	N/A	80 km	80 km	80 km	80 km
Supported Protocols	Ethernet	Ethernet	Ethernet	Ethernet, Fibre Channel	Ethernet
Network Interface	Fiber	Fiber	Fiber	Fiber	Ethernet
Power Consumption	N/A	12.5W	2.5W	3.5W	1.5W
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	Cisco / Juniper / Huawei / Arista	Cisco, Juniper, Huawei, Arista	Cisco, Juniper, Huawei, Arista	Cisco, Juniper, Huawei, Arista
Product Name	DWDM-SFPGE-1540-56	OSXD50N00 100G QSFP Long-Reach Transceiver	DWDM-SFPGE-1546-92	CWDM-SFPGE-1571	DWDM-SFPGE-1535-04
Height	N/A	1.0 inches	0.125 inches	0.32 inches	0.5 inches
Width	N/A	0.5 inches	0.55 inches	0.72 inches	0.7 inches
Depth	N/A	1.3 inches	1.00 inches	1.05 inches	1.8 inches
Weight	N/A	0.2 lbs	0.05 lbs	0.11 lbs	0.1 lbs

Questions & Answers

What is the DWDM-SFPGE-1540-56 optical transceiver?

The DWDM-SFPGE-1540-56 is a 2.5 Gbps eSFP single-mode transceiver designed for Dense Wavelength Division Multiplexing (DWDM) networks, operating at 1540.56 nm over 120 km.

What wavelength does the DWDM-SFPGE-1540-56 operate on?

It operates at a central ITU grid wavelength of 1540.56 nm, optimized for DWDM channel 56.

What is the maximum transmission distance?

The module supports transmission distances up to 120 kilometers over single-mode fiber.

Which fiber connector type is required?

It uses an LC duplex connector compatible with standard single-mode fiber (SMF-28 or equivalent).