What is the connector type on the OSG040N03?

The module features an LC duplex connector for secure, low-loss fiber connections.

What are the transmit and receive power specifications?

Transmit optical power is +3 dBm typical, receiver sensitivity is –22.5 dBm maximum, and receiver overload is –4.5 dBm minimum.

What operating temperature range does the OSG040N03 support?

It operates reliably from –40 °C to +85 °C, meeting extended industrial temperature requirements.

Is the OSG040N03 hot-swappable?

Yes, the eSFP form factor supports hot-swap, allowing insertion or removal without powering down the host device.

Which networking standards does the OSG040N03 comply with?

It complies with SFP MSA, IEEE 802.3z, and SFF-8472 digital diagnostics monitoring (DDM) standards.

Is the OSG040N03 compatible with major OEM switches and routers?

Yes, the transceiver is verified for interoperability with leading OEM devices including Cisco, Juniper, HP, Dell, and more.

What installation steps are required for the OSG040N03?

Simply insert the module into an empty SFP port, ensuring the LC connector is clean, then secure the dust caps.

How can I troubleshoot link failure with this transceiver?

Check DDM diagnostics for signal levels, verify fiber polarity and cleanliness, and confirm compatibility with the host port.

What applications is the OSG040N03 suitable for?

It is ideal for Gigabit Ethernet, Fiber Channel, SONET/SDH, Metro, and Access network deployments requiring 40 km reach.

How should I clean and maintain the LC connector?

Use lint-free wipes and isopropyl alcohol or an approved fiber-optic cleaning tool before each mating cycle.

What warranty and support are provided?

The OSG040N03 includes a one-year limited warranty and lifetime technical support via phone and online resources.

What packaging does the OSG040N03 come in?

Each module is individually packaged in an antistatic bag with a protective dust cap, shipped in a robust box.

Does the OSG040N03 support digital diagnostics monitoring (DDM)?

Yes, it supports SFF-8472 DDM, providing real-time monitoring of optical power, temperature, and voltage.

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OSG040N03

Name: Optical Transceiver,eSFP,1310nm,1.25Gb/s,3dBm,-4.5dBm,-22.5dBm,LC(-40~85),40km
Brand: Huawei
SKU: OSG040N03
Price: 1081.00 USD
Availability: InStock
Rating: 4.3 (6 reviews)

Description:: Optical Transceiver,eSFP,1310nm,1.25Gb/s,3dBm,-4.5dBm,-22.5dBm,LC(-40~85),40km
Rating:: 4.3(6)
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OSG040N03 Overview

OSG040N03 is a QSFP+ transceiver designed for high-speed 40G data transmission, featuring LC connectors and engineered for short-range performance over multi-mode fiber. It supports Ethernet and Fibre Channel protocols, and its compact form factor and precise physical dimensions make it ideal for data center and enterprise networking applications.

OSG040N03 is optimized for demanding environments, offering reliable connectivity and low power consumption. With robust compatibility with major networking platforms such as Cisco, Juniper, Huawei, and Arista, it is a proven solution for telecom, data center, and other high-performance network deployments.

OSG040N03 price is $1,081.00, a 74.1% saving from the Huawei list price of $4,171.00. OSG040N03 is in stock and available for next-day dispatch. (terms applied)

Request bulk order quote for OSG040N03 for additional pricing. Browse the full Huawei Transceivers series or explore all Huawei products.

OSG040N03 Specifications

Product Type: Transceiver
Form Factor: QSFP+
Data Rate: 40G
Connector Type: LC
Wavelength: 850 nm
Transmission Distance: Short-Range
Fiber Type: Multi-mode
Max Distance: 100 meters
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: OSG040N03 40G QSFP+ Transceiver
Height: 0.67 inches
Width: 1.0 inches
Depth: 0.8 inches
Weight: 0.1 lbs

Quality Certifications

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

Product Comparison Table

	OSG040N03	SFP-10G-ZCW1491	DWDM-SFPGE-1550-12	OSX040N09	OSU015N00
Product Type	Transceiver	Transceiver	Transceiver	Transceiver	Transceiver
Form Factor	QSFP+	SFP	SFP	QSFP+	SFP+
Data Rate	40G	10G	1G	40G	10G
Connector Type	LC	LC	LC	LC	LC
Wavelength	850 nm	1310nm	1550 nm	1310nm	850 nm
Transmission Distance	Short-Range	Long-Range	Long-Range	Long-Range	Short-Range
Fiber Type	Multi-mode	Single-mode	Single-mode	Single-mode	Multi-mode
Max Distance	100 meters	10 km	80 km	10 km	300 m
Supported Protocols	Ethernet, Fibre Channel	Ethernet	Ethernet	Ethernet, Fiber Channel	Ethernet
Network Interface	Fiber	Fiber	Fiber	Fiber	Fiber
Power Consumption	2.5W	N/A	N/A	3.8W	2.0W
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	Cisco, Juniper, Huawei, Arista	Cisco, Juniper, Huawei, Arista	Cisco / Juniper / Huawei / Arista
Product Name	OSG040N03 40G QSFP+ Transceiver	SFP-10G-ZCW1491	DWDM-SFPGE-1550-12	OSX040N09 40G QSFP+ Long-Range Transceiver	OSU015N00 10GBASE-SR SFP+ Optical Transceiver
Height	0.67 inches	N/A	N/A	0.37 inches	0.57 inches
Width	1.0 inches	N/A	N/A	0.78 inches	0.47 inches
Depth	0.8 inches	N/A	N/A	1.0 inches	2.11 inches
Weight	0.1 lbs	N/A	N/A	0.05 lbs	0.07 lbs

Reviews & Ratings

Andrew Walsh

Stable GE transceiver for extended reach links.

Daniel Brooks

Consistent optical output.

James Morgan

Reliable access network performance.

Paul Harrison

Easy deployment.

Stephen Moore

No errors during testing.

Oliver Bennett

Dependable single mode eSFP.

Questions & Answers

What is the OSG040N03 optical transceiver?

The OSG040N03 is an eSFP optical transceiver module designed for 1.25 Gb/s data transmission over single-mode fiber with a reach of up to 40 km.

Which data rate does the OSG040N03 support?

The module supports a data rate of 1.25 Gb/s, ideal for Gigabit Ethernet, Fiber Channel and SONET/SDH applications.

What wavelength does the OSG040N03 operate at?

This transceiver operates at a nominal wavelength of 1310 nm to optimize long-haul single-mode fiber performance.

What is the maximum transmission distance of the OSG040N03?

The OSG040N03 delivers reliable optical links up to 40 km over standard single-mode fiber (SMF).

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OSG040N03 Overview

OSG040N03 price is $1,081.00, a 74.1% saving from the Huawei list price of $4,171.00. OSG040N03 is in stock and available for next-day dispatch. (terms applied)

Request bulk order quote for OSG040N03 for additional pricing. Browse the full Huawei Transceivers series or explore all Huawei products.

OSG040N03 Specifications

Product Type

Transceiver

Form Factor

QSFP+

Data Rate

40G

Connector Type

Wavelength

850 nm

Transmission Distance

Short-Range

Fiber Type

Multi-mode

Max Distance

100 meters

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

OSG040N03 40G QSFP+ Transceiver

Height

0.67 inches

Width

1.0 inches

Depth

0.8 inches

Weight

0.1 lbs