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40GBASE-CSR4 QSFP+ 850nm 400m MTP/MPO Transceiver for MMF

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  • 40GBASE-CSR4 QSFP+ 850nm 400m MTP/MPO Transceiver for MMF
  • 40GBASE-CSR4 QSFP+ 850nm 400m MTP/MPO Transceiver for MMF
  • 40GBASE-CSR4 QSFP+ 850nm 400m MTP/MPO Transceiver for MMF
  • 40GBASE-CSR4 QSFP+ 850nm 400m MTP/MPO Transceiver for MMF
  • 40GBASE-CSR4 QSFP+ 850nm 400m MTP/MPO Transceiver for MMF

40GBASE-CSR4 QSFP+ 850nm 400m MTP/MPO Transceiver for MMF

Product Item: #16197
(0 Customer Reviews)
P/N: QSFP-CSR4-40G
US$60.00

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Order Today, Ship before 06/14/2026, from U.S. or Hong Kong
  • Description
  • Datasheet
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  • FAQ

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-12 connector. This transceiver is compliant with QSFP+ MSA, IEEE 802.3ba 40GBASE-SR4 and IEEE 802.3ae 10GBASE-SR standard. Digital diagnostics functions are also available via the I2C interface, as specified by the QSFP+ MSA, to allow access to real-time operating parameters. With these features, this easy to install, hot swappable transceiver is suitable to be used in various applications, such as data centers, high-performance computing networks, enterprise core, distribution layers.

 

Product Specifications

Cisco Compatible QSFP-40G-CSR4 Vendor Name Fibermart
Form Factor QSFP+ Max Data Rate 42Gbps (4×10.5Gbps)
Wavelength 850nm Max Cable Distance 400m@OM4
Connector MTP/MPO-12 Male Cable Type 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
Powerbudget 2.4dB Receiver Overload 2.4dBm
Power Consumption <1.2W Extinction Ratio >3dB
Transmit and Dispersion Penalty 3.5dB Modulation Format NRZ
Packaging Technology COB (chip on board) Packaging Host FEC Supported
Bit Error Ratio (BER) 1E-12 Protocols 40G Ethernet, Infiniband QDR, SATA/SAS3, IEEE 802.3ba, MSA Compliant
Application 40GBASE-SR4 40G Ethernet, Breakout to 10GBASE-SR Ethernet, Data Center Warranty 5 Years

 

Datasheet

 

Part Number

Distance

Fibers

Port

Datasheet
QSFP-SR4-40GFM

150m

 MMF MTP/MPO

QSFP-40G85-1MFM

150m/2km

 SMF/MMF LC
QSFP-40G-LR4-2FM

2km

 SMF LC
QSFP-40G-PLR4-2FM

2km

 SMF MTP/MPO
QSFP-LR4-40GFM

10km

 SMF LC
QSFP-PLR4-40GFM

10km

 SMF MTP/MPO
QSFP-ER4-40GFM 40km SMF LC

 

Product Spotlights

 

High Performance and Reliability

Low power consumption＜1.2W, saving power

Stainless steel material, anti-corrosion, and salt spray resistance

DDM for real-time monitoring supply volt, temp, bias current, and TX & RX power

 

Wide Application

Fully compatible with almost all Cisco devices

High-speed interconnection between switches, routers, servers, etc. and 40G to 10G breakout application

Suitable for large data centers, campus, metropolitan area network, and other network environments

 

Protocols and Safety Standards

Class 1 laser safety compliant

Class B EMC, IEC 61000-4-2 Anti Electro-Static Discharge and IEC61000-4-3 Radiation Resistant

Compliant with 40G Ethernet, Infiniband QDR, SATA/SAS3, IEEE 802.3ba, QSFP+ MSA

 

 
Quality Testing Program
 

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

 

 
Quality Certifications
 
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.

 


Part Nunmber

Distance

Fibers

Port

Datasheet
QSFP-SR4-40GFM

150m

 MMF MTP/MPO

QSFP-40G85-1MFM

150m/2km

 SMF/MMF LC
QSFP-40G-LR4-2FM

2km

 SMF LC
QSFP-40G-PLR4-2FM

2km

 SMF MTP/MPO
QSFP-LR4-40GFM

10km

 SMF LC
QSFP-PLR4-40GFM

10km

 SMF MTP/MPO
QSFP-ER4-40GFM 40km SMF LC

 

Datasheet to Download

Add your Tags

Compatible CSR4 QSFP | 850nm Transceiver |

Customized Service :

 

● If you need any customized products or services, please write your request in Order Remarks, or send an email to [email protected]. 

 

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Free Shipping & No Tariff :

 

● Online Order over US$200 is Free Shipping (Not included Heavy Items like Outdoor Cable, Outdoor Cabinet etc),

● For US customer, Fibermart covers all customs duty and fees - no additional tariff charges. 

 

Shipping Time :

 

● FedEx : 2-4 business days
● UPS : 2-5 business days
● DHL : 2-6 business days
● Shipment by Sea : 20-25 business days

 

Payment Method :

 

● PayPal (Online)

● Credit / Debit Card (Online)

● ABA Routing (US Local)

● T/T Wire Transfer (International)
 

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Returns & Warranty :

 

● 1-Year Warranty 

● 60-Day Returns  

● 60-Day Exchange

● Limited Lifetime Warranty.

   Read full Return & Refund Policy

 

Net Term & Credit :

 

● Fibermart accept Net 30 and Net 60 payment terms, Contact Us for Credit Account by submit a credit form.

 

Volume Discount :

 

● Fibermart offers discount prices for large-volume order, Contact Sales Team for more details.

 



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