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| Categories | Optical Transceiver Module | 
|---|---|
| Brand Name: | Huawei | 
| Model Number: | QSFP-40G-SR4 | 
| Certification: | CE | 
| Place of Origin: | China | 
| Model: | QSFP-40G-SR4 | 
| Transceiver form factor: | QSFP | 
| Transmission speed: | 40 Gbit/s | 
| Center wavelength (nm): | 850mm | 
| Optical fiber type: | MMF | 
| Cable Distance: | 0.1 km | 
| Dimensions: | 13.5 x 18.4 x 72.4 mm | 
| Condition: | New Factory Sealed | 
| Warranty: | 1 year | 
| Shipment: | DHL, Fedex, UPS | 
| Payment: | T/T, Western Union, Paypal | 
| Company Info. | 
| LonRise Equipment Co. Ltd. | 
| Verified Supplier | 
| View Contact Details | 
| Product List | 
The 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.


Table 1 shows the Quick Specs.
| Product Code | QSFP-40G-SR4 | 
| Description | 40GBASE-SR4 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 | 30m 100m 150m  | 
| Power Consumption (W) | 1.5 | 
| Pull Tab Color | Beige | 
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)
Table 2 shows the comparison.
| Product Code | QSFP-40G-SR4 | QSFP-40G-SR4-S= | 
| Description | 40GBASE-SR4 QSFP Module for MMF | 40GBASE-SR4 QSFP Module for 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 50.0  | 
| Modal Bandwidth (MHz-km) | 500 (OM2) 2000 (OM3) 4700 (OM4)  | 2000 (OM3) 4700 (OM4)  | 
| Cable Distance | 30m 100m 150m  | 100m 150m  | 
| Power Consumption (W) | 1.5 | 1.5 | 
| Pull Tab Color | Beige | Beige | 
QSFP-40G-SR4 Specification | |
| Description | 40GBASE-SR4 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 | 30m 100m 150m  | 
| Power Consumption (W) | 1.5 | 
| Pull Tab Color | Beige | 
| Optical characteristics | |
| Type | 40GBASE-SR4, 4 lanes, 850 nm MMF | 
| Transmit Power (dBm) | Max:-1.0 per lane Min:-7.6 per lane  | 
| Receive Power (dBm) | Max:-2.4 per lane Min:-9.5 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  | 

                                 
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