Customer Service: +1 (718) 577 1006
  • Sign in or Register
  • My Account
    • Pre-Sale Service
      Chat with Online Sales for more information before purchase.
      Start Chatting
    • After-Sale Service
      If you have made a purchase, please go to My Order page to request Live Help for order details.
McAfee SECURE sites help keep you safe from identity theft, credit card fraud, spyware, spam, viruses and online scams
0 Item(s)
Your Shopping Cart is Empty.
Extreme Networks 40GB-LR4-QSFP Compatible 40GBASE-LR4 QSFP+ 1310nm 10km DOM Transceiver
Tap Click image to expand

Extreme Networks 40GB-LR4-QSFP Compatible 40GBASE-LR4 QSFP+ 1310nm 10km DOM Transceiver


Every transceiver is individually tested on full range of Extreme equipments, walks through the testing challenges and 100% compatibility.

Shipping Cost:
US$  21.00 to United States Via FedEx
US$  340.00
Availability: 513 pcs in stock, Ship same day

Extreme Networks 40GB-LR4-QSFP Compatible 40GBASE-LR4 QSFP+ Transceiver (SMF, 1310nm, 10km, LC, DOM)

Product Details

Extreme Networks Genuine 40GB-LR4-QSFP Vendor Name Fiberstore
Form Type QSFP+ Max Data Rate 40Gbps
Wavelength 1310nm Max Cable Distance 10km
Interface LC duplex Optical Components DFB CWDM
Cable Type SMF DOM Support Yes
TX Power -7~2.3dBm Receiver Sensitivity <-11.5dBm
Commercial Temperature Range 0 to 70°C (32 to 158°F) HTS-Harmonized Code 8517706004

Platform Support

Extreme 40GB-LR4-QSFP is supported on a wide range of Extreme equipment.

7100-Series - 7124 7100-Series - 7148T
7100-Series - 7148X670V Module VIM4-40G4X7100-Series - 7124T

Test Center:

Extreme X670V

Packaging & Labeling

Package option: 4 units in a carton box with visual plastic window or 1 unit in a transparent tray box, which has been labelled and marked by FS.COM as default. Customized label or package solutions are available as request, please contact us at .

OEM & Customs

Partnering with a variety of world class OEM manufacturers over 8 years, Fiberstore is able to provide customized and cost-effective solutions of high quality for all needs and specifications, including Optical design, Mechanical design, Printed Circuit Board (PCB) layout and Electrical design, Software & Firmware design, Integrated assembly, Specific labels, etc. With surging sales and favorable customer feedback, Fiberstore has been expanding rapidly across the world and is becoming the leading provider of the optical communication industry. If you are interested in our products, please feel free to contact us


Fiberstore can provide the both ourselves forwarder and customer appointed forwarder in the way of Air, Sea, Road. Which is carrier by FedEx, DHL, UPS, TNT and EMS. Your items are probably shipped at the same day (some transceivers can be delivered within 20 minutes). If we have no stocks in our warehouse, the ship will be delayed for 1-2 days. DHL will take 2-4 business days for delivery and FedEx just needs 1-3 business days. For Spain, Italy, Brazil and some other countries, items will take longer time to arrive due to customs clearance period.

Our Factory

Fs new_factory_transceiver01.jpg
Fs new_factory_transceiver02.jpg
Fs new_factory_transceiver03.jpg
Fs new_factory_transceiver04.jpg
Fs new_factory_transceiver05.jpg
Fs new_factory_transceiver06.jpg
Fs new_factory_transceiver07.jpg
Fs new_factory_transceiver08.jpg
Fs new_factory_transceiver09.jpg
Customer Reviews
  • 4.7

    13 reviews

  • 5 Stars
    4 Stars
    3 Stars
    2 Stars
    1 Star
  • Write a Review
Rick July 10,2016
cheapest price!
Problem with this review? (0) (0)
Robert June 19,2016
I always get my order fast and they are always correct.
Problem with this review? (0) (0)
Tommy May 21,2016
fast and easy
Problem with this review? (0) (0)
Kevan May 2,2016
It was a very easy process from finding the product required and placing the order.
Problem with this review? (0) (0)
Bill May 2,2016
Always delivered fast.
Problem with this review? (0) (0)
Qammar April 20,2016
great products at great prices!
Problem with this review? (0) (0)
Chris March 25,2016
Best price and clear simple easy to use website
Problem with this review? (0) (0)
Marius March 19,2016
Nice and easy ordering and great prices
Problem with this review? (0) (0)
Gary February 14,2016
Good selection and a service. I use quite a bit.
Problem with this review? (0) (0)
Francis January 29,2016
quite good so far, very decent prices
Problem with this review? (0) (0)
Page 1 of 2