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Hot Search Change
s5860 access point data center switch qsfp28 cwdm fiber optic cable media converter ethernet cable
Fiber Optic Transceivers
25G/40G/50G Transceivers
40G QSFP+
Cisco
36165
Cisco QSFP-40G-CSR4 Compatible 40GBASE-CSR4 QSFP+ 850nm 400m DOM MTP/MPO MMF Optical Transceiver Module
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Cisco QSFP-40G-CSR4 Compatible 40GBASE-CSR4 QSFP+ 850nm 400m DOM MTP/MPO MMF Optical Transceiver Module
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Cisco QSFP-40G-CSR4 Compatible 40GBASE-CSR4 QSFP+ 850nm 400m DOM MTP/MPO MMF Optical Transceiver Module

#36165

US$ 65.00

FS P/N: QSFP-CSR4-40G

  • 3.2K Sold
  • 307 Reviews
  • 7 Questions
Live Chat
Compatible:
Cisco
Juniper
Arista
Dell
HPE H3C
Extreme
Brocade
Mellanox
HW
H3C
More +
Customized
Transceiver Type:
Fully compatible with Cisco switches, for Compatible Matrix, please click here.
QSFP-40G-SR4 | 150m
QSFP-40G-SR4-S | 150m
QSFP-40G-SR-BD | 150m
QSFP-40G-BD-RX | 150m
QSFP-40G-CSR4 | 400m
QSFP-40G-PLRL4 | 1.4km
QSFP-40G-UNIV | 2km
WSP-Q40GLR4L | 2km
QSFP-40GE-LR4 | 10km
QSFP-40G-LR4 | 10km
QSFP-40G-LR4-S | 10km
QSFP-4X10G-LR-S | 10km
QSFP-40G-ER4 | 40km
342 In Stock, 
·224

In Stock, DE Warehouse

·98

In Stock, Asia Warehouse

·54

In Stock, SG Warehouse

·0

In Stock, RU Warehouse

·0

In Stock, AU Warehouse

U.S. Warehouse
FS U.S. Warehouse located in Delaware, supports fast same day shipping. Learn more
Deliver to
New York, 10010
Free Shipping via UPS Ground® on orders over US$ 79
Get it by Tue. Mar. 9
The delivery date applies to the inventory items purchased by 5pm EST on business days. After that, your order will ship on the next business day. If your requested quantity exceeds the inventory, it will be dispatched from FS Asia warehouse with Global Shipping Program (GSP).
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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Professional Quality Testing Program for Transceivers.

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Warranty & Returns

If items don't work as expected, FS warranty may allow the items to be returned, exchanged, or repaired.


We offer a 30-day return & refund and exchange service for most in-stock items. And within the warranty period, we still offer free repair services.


For consumables, there is no warranty period and free repair services. If there are any quality issues after delivery, please feel free to contact us. We will handle it promptly. View Return Policy and Warranty page for more details.

Free Technical Support

FS is committed to becoming the trusted partners of our clients, and offering a full portfolio of digital infrastructure products and a comprehensive one-stop digital solution.
You can Request Technical Support to get timely help for any questions about the items or a free connectivity solution design.

Insufficient Quantity Available

This promotional product is limited to 440 pc(s) and will be removed once sold out.

For more quantities, please contact your account manager.

Specifications
Cisco QSFP-40G-CSR4 Compatible 40GBASE-CSR4 QSFP+ Optical Transceiver Module for Ethernet and Data Center (MMF, 850nm, 400m, MTP/MPO, DOM)

The Cisco QSFP-40G-CSR4 Compatible QSFP+ Optical Transceiver Module is designed for use in 40GBASE Ethernet throughput up to 400m over multimode fiber (MMF) using a wavelength of 850nm via a MTP/MPO connector. It provides high-density and low-power 40GBASE Ethernet solution for data centers, high-performance computing networks, enterprise core, distribution layers. It is fully compliant with the QSFP+ MSA, IEEE 802.3ba 40GBASE-SR4 and IEEE 802.3ae 10GBASE-SR standard.
Product Specification
Cisco Compatible QSFP-40G-CSR4 Vendor Name FS
Form Factor QSFP+ Max Data Rate 42Gbps
Wavelength 850nm

Lane Center Wavelengths Range

840 - 860nm

Max Cable Distance

Minimum cabling distance is 0.5 meters for -SR4 and -CSR4 modules.

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

FEC in host is required to be turned on to increase the reliability of transmission.

Supported
Protocols 40G Ethernet, Infiniband QDR, SATA/SAS3, IEEE 802.3ba, MSA Compliant Application 40GBASE-SR4 40G Ethernet, Breakout to 10GBASE-SR Ethernet, Data Center
Quality Testing Program
Fs 20210120165421_718.jpg?v=1611196223

Quality Control SystemLearn more

Take a look at our optics test program and see what truly sets us apart.

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 is in conformity with ISO14001. It is intended for use by an organization seeking to manage its environmental responsibilities in a systematic manner that contributes to the environmental pillar of sustainability. Please contact us to learn more.
  • This product meets the applicable requirements of Directive (EU) 2015/863 of RoHS. It restricts the use of 10 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.
  • This product fully accords with the Russian TR CU certificate (EAC Certificate), which signifies that it complies with standards of the Customs Union's member countries as well as quality and safety requirements. 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.

Network Connectivity

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

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

US$ 37.00

2m (7ft) MTP® PRO-12 (Male) to MTP® PRO-12 (Male) OM4 Multimode Elite Trunk Cable, 12 Fibers, Type B, Plenum (OFNP), Magenta

US$ 99.00

Field Tool for MTP® PRO Connectors to Change Polarity and Pins

US$ 409.00

#96427

US$ 85.00

#35510

US$ 119.00

1m (3ft) MTP®-12 (Female) to MTP®-12 (Female) OM4 Multimode Elite Trunk Cable, 12 Fibers, Type B, Plenum (OFNP), Magenta

US$ 43.00

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

US$ 65.00

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

US$ 3,999.00

US Conec IBC™ Brand Cleaner MPO II, for 8/12/24 Fibers MPO Connectors (525+ Times)

US$ 75.00

Cisco QSFP-40G-CSR4 Compatible 40GBASE-CSR4 QSFP+ 850nm 400m DOM MTP/MPO MMF Optical Transceiver Module

US$ 65.00

See more
Product Highlights
Test Bed
Cisco Catalyst C9500-24Y4C

See more
Platform Support
Cisco QSFP-40G-CSR4 is supported on a wide range of Cisco equipment.

Cisco Nexus 9396PX Cisco Nexus 6000 N6K-C6004-M12Q Cisco Nexus 5000 N5K-C56128P Cisco Nexus 3000 N3K-3172TQ Cisco Nexus 9000 N9K-C9372TX Cisco Nexus 3000 N3K-C3164Q Cisco Nexus 3000 N3K-C3064X Cisco Nexus 9000 N9K-M6PQ Cisco Nexus 3000 N3K-C3132Q-X Cisco Nexus 9000 N9K-X9636PQ Cisco Nexus 3000 N3K-C3064T Cisco Nexus 9000 N9K-C9336PQ Cisco Nexus 9000 N9K-C9272Q Cisco Catalyst C9500-24Y4C Cisco Nexus 3000 N3K-C31128PQ-10GE Cisco Nexus 3000 N3K-C3064-32T Cisco Nexus 9000 N9K-X9464TX Cisco Nexus 7000 N7K-F312FQ-25 Cisco Nexus 9000 N9K-C9372PX Cisco Nexus 3000 N3K-C3264Q Cisco 3850WS-C3850-48XS-E
Cisco Nexus 92304QCCisco Nexus 5000 N5K-C5672UPCisco 6800 C6824-X-LE-40GCisco Nexus 3000 N3K-C3232CCisco Nexus 2000 N2K-2348UPQCisco A9K-MPA-2X40GECisco Nexus 9000 N9K-M6PQ-ECisco Nexus 6000 N6004-96QCisco WS-C3850-48XS-F-SCISCO Nexus 9336C-FX2Cisco Nexus 5000 N55-M4QCisco Nexus 2000 N2K- 2332TQCisco Nexus 9000 N9K-C9372PX-ECisco Nexus 9000 N9K-M6PQ-ECisco Nexus 5000 N5K-C5672UPCisco Nexus 9000 N9K-X9736PQCisco Nexus 9000 N9K-C9332PQCisco Nexus 9000 N9K-C9372PX-ECisco ASR 9000 A9K-MPA-1X40GECisco Nexus 9000 N9K-C9372PXCisco Nexus 9000 N9K-M6PQ
See more
Sign in to Ask a Question
  • Q:

    Is it compatible with FS S5850-32S2Q Switch? By B***n on 04/23/2020

    A:

    Yes, it is compatible with FS S5850-32S2Q. By S***g on 04/23/2020

    0 0
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