Product Description

QSFP-40G-CSR4= Overview

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Cisco Original, Not OEM Compatible Transceiver.

Genuine Guaranteed, Cisco Systems Factory Sealed, Support Detail Full Contract Period – 1 Year
The Cisco® 40GBASE QSFP (Quad Small Form-Factor Pluggable) portfolio offers customers a wide variety of high-density and low-power 40 Gigabit Ethernet connectivity options for data center, high-performance computing 00networks, enterprise core and distribution layers, and service provider applications.

Quick Specs

Table 1 shows the Quick Specs.

Product Code QSFP-40G-CSR4=
Description Cisco 40GBASE-CSR4 QSFP Module for MMF
Dimensions 13.5 x 18.4 x 72.4 mm
Wavelength (nm) 850
Cable Type MMF
Core Size (microns) 50.0

50.0

50.0

Modal Bandwidth (MHz-km) 500 (OM2)

2000 (OM3)

4700 (OM4)

Cable Distance 82m

300m

400m

Power Consumption (W) 1.5
Pull Tab Color Orange

Product Details

Features and benefits of Cisco QSFP 40G modules:

•Hot-swappable input/output device that plugs into a 40 Gigabit Ethernet Cisco QSFP port

•Interoperable with other IEEE-compliant 40GBASE interfaces where applicable

•Certified and tested on Cisco QSFP 40G ports for superior performance, quality, and reliability

•High-speed electrical interface compliant to the IEEE 802.3ba standard

•QSFP Form factor, 2-wire I2C communication interface and other low-speed electrical interface compliant to SFF 8436 and QSFP Multisource Agreement (MSA)

Compare to Similar Items

Table 2 shows the comparison. 

Product Code QSFP-40G-CSR4= QSFP-40G-CSR-S=
Description Cisco 40GBASE-CSR4 QSFP Module for MMF Cisco 40GBASE-CSR QSFP Module for Duplex MMF
Dimensions 13.5 x 18.4 x 72.4 mm 13.5 x 18.4 x 72.4 mm
Wavelength (nm) 850 850
Cable Type MMF MMF
Core Size (microns) 50.0

50.0

50.0

50.0
Modal Bandwidth (MHz-km) 500 (OM2)

2000 (OM3)

4700 (OM4)

2000 (OM3)

4700 (OM4)

Cable Distance 82m

300m

400m

300m

400m

Power Consumption (W) 1.5 3.5
Pull Tab Color Orange Orange

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QSFP-40G-CSR4= Specification

QSFP-40G-CSR4= Specification

Description Cisco 40GBASE-CSR4 QSFP Module for MMF
Dimensions 13.5 x 18.4 x 72.4 mm

   QSFP Port cabling specifications

Wavelength (nm) 850
Cable Type MMF
Core Size (microns) 50.0

50.0

50.0

Modal Bandwidth (MHz-km) 500 (OM2)

2000 (OM3)

4700 (OM4)

Cable Distance 82m

300m

400m

Power Consumption (W) 1.5
Pull Tab Color Orange

 Optical characteristics

Type 40GBASE-CSR4, 4 lanes, 850 nm MMF
Transmit Power (dBm) Max:0.0 per lane

Min:-7.3 per lane

Receive Power (dBm) Max:0.0 per lane

Min:-9.9 per lane

Transmit and Receive Wavelength (nm) 840 to 860

Environmental conditions

Commercial temperature 0 to 70°C (32 to 158°F)
Storage temperature -40 to 85°C (-40 to 185°F)

Regulatory and standards compliance

Standards •GR-20-CORE: Generic Requirements for Optical Fiber and Optical Fiber Cable

•GR-326-CORE: Generic Requirements for Single-Mode Optical Connectors and Jumper Assemblies

•GR-1435-CORE: Generic Requirements for Multifiber Optical Connectors

•IEEE 802.3ba (-SR4, -LR4)

•IEEE 802.3ae (-CSR4)

•QSFP+ MSA SFF-8436

•SFP+ MSA SFF-8431 and -8461

•RoHS 6

Safety •Cable jacket of QSFP copper modules is UL E116441 Compliant

•QSFP copper cables are ELV Compliant