40G QSFP+ LR4 2km Fiber Optic Transceiver

Name: 40G QSFP+ LR4 2km Fiber Optic Transceiver
Brand: T&S Communications Co., Ltd.

Identifier: 110029

≤3.5W

Features

XLPPI electrical interface
Hot pluggable
Uncooled CWDM DFB lasers, directly modulated
Fiber connector: SMF LC duplex connector
Power dissipation < 3.5W
Distance up to 2km
2-wire interface with integrated Digital Diagnostic monitoring
Operating case temperature: 0℃~+70℃
RoHS6 compliant (lead free)

Specification Drawings Request Quote

Product Description of 40G QSFP+ LR4 2km Fiber Optic Transceiver

The QSFP+ 40G-LR4-2km module is a highly integrated 4x10G transceiver focused on reach, bandwidth, density and cost for high port-count 40G systems, and client-side 40G interfaces. It is compliant with the QSFP+ MSA. It is interoperable with LR4 transceivers over a 2km reach.

Specifications

Part Number	TSQL4-E11GD3C	Application	40G Ethernet
Form Factor	QSFP+	Max Data Rate	41.2Gbps
Wavelength	Ch0 1271nm Ch1 1291nm Ch2 1311nm Ch3 1331nm	Distance	2km
Connector	LC	Fiber	SMF
Transmitter	DFB	Receiver	PIN
TX Power	-6.8~2dBm	Minimum Receiver Power	-10.5dBm
Power Budget	3.7dB	Receiver Overload	2dBm
Power Comsumption	≤3.5W	Extinction Ratio	＞3.5dB
Packaging		Modulation	NRZ
CDR	No	Inbuilt FEC	No
Storage Temperature	-40℃ ~ + 85℃	Operating Temperature	0℃ ~ + 70℃
Compatibility	Generic	Class	Commercial
Protocols	IEEE 802.3ba，SFF-8436	Warranty

Applications

40GBASE-LR4 40G Ethernet

Compliance

RoHS/ UL/ CE/ TUV/ ISO14001/ ISO45001/ ISO9001

Latest News & Blog

Jul 18, 2025

Innovative Developments of AOC (Active Optical Cable) in Data Transmission

AOC (active optical cable) is a new type of data transmission technology that revolutionizes data transfer in multiple fields such as data centers, high-performance computing, and consumer electronics...

Jul 17, 2025

Challenges in Manufacturing Multi-fiber Polarization-Maintaining Assemblies

The production of Multi-fiber Polarization-Maintaining Fiber assemblies, such as 24F MPO cable assemblies and Multi-fiber Fiber Arrays (FA), involves several critical challenges. These challenges stem...

Jul 11, 2025

Introduction to Hollow-Core Fibers Historical Evolution and Cutting-Edge Innovation

Hollow-core fibers (HCFs), also referred to as hollow photonic crystal fibers, represent a major leap forward in optical fiber technology. Unlike conventional silica-based fibers with solid cores, HCF...

View All