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Extreme Networks 40GB-ESR4-QSFP Compatible 40GBASE-ESR4 QSFP+ 850nm 400m DOM Optical Transceiver Module
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Extreme Networks 40GB-ESR4-QSFP Compatible 40GBASE-ESR4 QSFP+ 850nm 400m DOM Optical Transceiver Module

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53,00 € (Excl. VAT)
61,48 € (Incl. VAT)
FS P/N: QSFP-CSR4-40G
404 In Stock,
·329

In Stock, Asia Warehouse

·275

In Stock, U.S. Warehouse

·54

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·0

In Stock, AU Warehouse

DE Warehouse
FS DE Warehouse located in Munich supports fast shipping. Read more
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FREE Delivery via TNT Express® on orders over 79 €
Get it by Mon. 13th Jul.
The delivery date applies to the inventory items purchased by 4:30pm (UTC/GMT+2) 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.
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Extreme Networks 40GB-ESR4-QSFP Compatible 40GBASE-ESR4 QSFP+ Transceiver Module (MMF, 850nm, 400m, MTP/MPO, DOM)

Extreme Networks Compatible 40GB-ESR4-QSFP Vendor Name FS.COM
Form Factor QSFP+ Max Data Rate 42Gbps
Wavelength 850nm Max Cable Distance* 400m@OM4 MMF
Connector MTP/MPO Media MMF
Transimitter Type VCSEL 850nm Receiver Type PIN
DDM/DOM Supported Commercial Temperature Range 0 to 70°C (32 to 158°F)
TX Power -7.5~0dBm Receiver Sensitivity <-9.9dBm
Power Consumption 1.2W Extinction Ratio 3dB
Modulation Format NRZ CDR None
Transmit and Dispersion Penalty 3.5dB Powerbudget 2.4dB
Packaging Technology COB (chip on board) Packaging FEC Function** Supported
Protocols 40G Ethernet, Infiniband QDR, SATA/SAS3, IEEE 802.3ba, MSA Compliant Application 40GBASE-SR4 40G Ethernet, Breakout to 10GBASE-SR Ethernet, Data Centre

Please Note:
* Minimum cabling distance is 0.5 meters for -SR4 and -CSR4 modules.
** FEC in host is required to be turned on to increase the reliability of transmission.

Product Tree

Connection for 40G QSFP+ CSR4 Transceivers with FAPs and Fiber Enclosures

Extreme Networks 40GB-ESR4-QSFP Compatible 40GBASE-ESR4 QSFP+ 850nm 400m DOM Optical Transceiver Module

53,00 €

1m (3ft) MTP® Female 12 Fibres Type B Plenum (OFNP) OM4 50/125 Multimode Elite Trunk Cable, Magenta

35,00 €

1U Metal Horizontal Lacer Panel with 5 Rotating and Detachable Plastic D-rings

30,00 €

3m (10ft) MTP® Male 12 Fibres Type B Plenum (OFNP) OM4 50/125 Multimode Elite Trunk Cable, Magenta

65,00 €

#34684

61,00 €

#35510

80,00 €

40GBASE-CSR4 QSFP+ 850nm 400m MTP/MPO Optical Transceiver Module for FS Switches

53,00 €

S5850-48S6Q 48-Port 10Gb SFP+ L3 Managed Ethernet Switch with 6 40Gb QSFP+ Uplinks

3.232,00 €

See more

Quality Testing Program


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.
  • 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.

Test Bed

Extreme X670V-48T


Platform Support

Extreme 40GB-ESR4-QSFP is supported on a wide range of Extreme equipment.

FS S5850-32S2Q Switch FS S5850-48S2Q4C Switch S-Series
FS S5850-48S6Q Switch7100-Series

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