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Generic Compatible 40GBASE-LX4 QSFP+ 1310nm 2km LC Optical Transceiver Module for SMF/MMF
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Generic Compatible 40GBASE-LX4 QSFP+ 1310nm 2km LC Optical Transceiver Module for SMF/MMF

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US$ 279.00

Import Fees

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The item will be shipped from Asia global warehouse via Global Shipping Program (GSP). Import fees included at the time of purchase plus customs clearance are handled by FS. Sales tax will be included at checkout. Read more
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FS P/N: QSFP-LX4-40G
280 In Stock,
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The item will be shipped from Asia global warehouse via Global Shipping Program (GSP). Import fees included at the time of purchase plus customs clearance are handled by FS. Sales tax will be included at checkout. Read more
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Free Shipping via FedEx IP, get it by Sat. Jun. 6
The delivery date applies to the inventory items purchased by 5pm EST on business days. If your requested quantity exceeds the inventory, it will be dispatched in another shipment at no extra cost. For more details, please refer to the checkout page.
There may be a delay to your delivery service due to COVID-19 and increased volume. For more tracking details, please refer to My Account.
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40GBASE-LX4 QSFP+ Optical Transceiver Module for Ethernet and Data Center (SMF/MMF, 1310nm, 150m/2km, LC, DOM)

Part Number QSFP-LX4-40G Vendor Name FS
Form Factor QSFP+ Max Data Rate 41.2Gbps
Wavelength 1310nm Max Cable Distance 150m@OM3 MMF, 2km@SMF
Connector LC duplex Media SMF/MMF
Transimitter Type DFB CWDM Receiver Type PIN
DDM/DOM Supported Commercial Temperature Range 0 to 70°C (32 to 158°F)
TX Power -7~2.3dBm Receiver Sensitivity <-10dBm
Power Consumption 3.5W Extinction Ratio 3.5dB
Modulation Format NRZ CDR None
Transmit and Dispersion Penalty(MMF) 4.7dB Powerbudget(MMF) 3.5dB
Transmit and Dispersion Penalty(SMF) 2.6dB Powerbudget(SMF) 0.5dB
Packaging Technology BOX Packaging FEC Function* Supported
Protocols 40G Ethernet, MSA Compliant Application 40G Ethernet over MMF and SMF, Data Center

Please Note:
* FEC in host is required to be turned on to increase the reliability of transmission.

Quality Certifications

  • This product provides the lifetime warranty, which aims to reflect our greatest sincerity. Please contact us to learn more.
  • This product is in conformity with ISO9001. This system is valid to a company engaging in development, production and supply service of fiber optical products. Please contact us to learn more.
  • This product meets applicable RoHS requirements. The RoHS directive restricts the use of ten hazardous materials in the manufacture of various types of electronic and electrical equipment: lead, mercury, cadmium, hexavalent chromium, polybrominated biphenyls, polybrominated diphenyl ethers, and four different phthalates. Please contact us to learn more.
  • REACH is a regulation of the European Union, adopted to improve the protection of human health and the environment through the better and earlier identification of the intrinsic properties of chemical substances. Please contact us to learn more.
  • This product was produced under the requirements of CE to indicate conformity with the essential health and safety. Please contact us to learn more.
  • This product fully accords with the FCC, which aims to manage the radio wave and magnetic fields more reasonably. Please contact us to learn more.
  • FDA is responsible for regulating radiation-emitting electronic products. To protect the public from hazardous and unnecessary exposure to radiation from electronic products. Please contact us to learn more.
  • This product is RCM compliant, which indicates compliance with electrical safety, EMC, EME and telecommunications legislative requirements. Please contact us to learn more.
  • This product fully accords with the WEEE, which is an environmental regulation of the European Union and aims to enhance the improvement of collection, treatment and recycling of products at the end of their life. Please contact us to learn more.
Please Note: Installing a third party transceiver does not void your network equipment warranty. Network equipment manufacturers all have guidelines stating that warranty support on their products will not be affected.

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See more

Quality Testing Program


Test Bed

Cisco Nexus 9300 Series (Switch/Module : N9K-C9396PX; Uplink Module : N9K-M12PQ )


Cisco ASR 9000 Series (Modular Line Card : A9K-MPA-1X40GE)


Juniper MX960 (Module: MIC3-3D-2X40GE-QSFPP)



Platform Support

Having been individually tested on a large amount of branded swithes and servers, FS generic compatible transceivers break free of vendor lock-in and guarrantee continued flawless interoperability and compatibility with third party vendors as blow.

ADVA Chelsio D-Link Emulex MRV Palo Alto Networks Solarflare TP Link Ubiquiti ZYXEL ASGA Atto Agilent-Avago Allnet Amer Networks Actelis Aerohive SR2148P Alaxala Barnfind Blackmagic
GnodaHartingHirschmannIMC NetworksIntenoJDS UniphaseLong haulLannerMilanMcAfeeNetScoutN-TRONNetonixOmnitronOptoneOpnextPENo ENto NetworksPlanetQSANRAD
A10 NetworksCumulus LinuxEdgeCoreF5 NetworksNokiaQ-logicSMCUniFiZTEAOM-CTG-i1SMAccedian NetworksAxisAllied TelesisAltera StratixAsanteAllen Bradley StratixAppleAvid ISIS StorageBroadcomCeragon
HitachiHillstoneIxiaInfineraISISLinksysLevelOneLCSIMikrotikMyricomNetscalerNECNimble StorageOptelianOrckitOptechPenguin ArcticaPicoLightQNAPRedback

Questions & Answers
  • Q:

    Do you offer 40G QSFP+ transeivers that operate at an industrial temperature range? By Wehr on 03/17/2018

    A:

    Sorry, 40G QSFP+ transeivers that operate at an industrial temperature range are currently not available, but in development. Please stay tuned. By FS on 03/17/2018

  • Q:

    What kinds of custom choices are offered in FS.COM? By Glasscock on 07/15/2017

    A:

    As for customized transceivers, FS.COM offers regular custom choices such as compatibility, transmission distance, operating temperature, label pattern, label colors and etc. What's more, FS.COM welcomes any inquiry for customized products and solutions for all need and specifications. By FS on 07/15/2017

  • Q:

    Why should I trust FS.COM compatible transceivers? By Soza on 06/07/2017

    A:

    Besides the price advantage we have compared to branded transceivers, FS.COM compatible transceivers also maintain the same performance and reliability. To satisfy our customers' needs of high performance, all of our transceivers are tested multiple times in mainstream original brand switches in our test center before shipped out. By FS on 06/07/2017

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