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Overview
- Supports 40G QSFP+ AOC and various 40GBASE modules, including SR4, XSR4, and ER4, as well as 25G variants like SR and LR, providing versatility in network design and application.
- Rated for operation at altitudes ranging from 0 ft to 10,000 ft, ensuring consistent performance even in high-altitude locations.
- Designed for minimal power consumption, with specific models consuming only 1.5 W, contributing to a lower total cost of ownership through energy savings.
Specs
Item Number | Arista QSFP-40G-ER4 |
Product Type | Cisco 40GBASE-ER4 Module compatible with single-mode fiber and supports OTU-3 data rate |
Operational Wavelength | 1310 nm |
Fiber Compatibility | Single-mode fiber (SMF) compatible with OTU3 |
End Connector | LC |
Fiber Type | SMF |
Maximum Reach | 40 km |
Energy Use | 3.5 Watts |
Maximum Output Power | 4.5 dBm per channel |
Minimum Output Power | -2.7 dBm per channel |
Peak Input Power | -4.5 dBm per channel |
Lowest Input Power | -21.2 dBm per channel |
Emission and Reception Wavelengths | 1271 nm, 1291 nm, 1311 nm, 1331 nm across four channels |
Lowest Operation Temperature | 0°C |
Highest Operation Temperature | 70°C |
Minimum Storage Temperature | -40°C |
Maximum Storage Temperature | 85°C |
Height | 13.5 mm |
Width | 18.4 mm |
Depth | 72.4 mm |
Power Usage for Various Modules | 1.5 W for SFP+ modules; 3.5 W for 40G QSFP+ modules |
Lowest Elevation for Operation | 0 ft |
Highest Elevation for Operation | 10,000 ft |
QSFP-40G-ER4
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Product Description
The Cisco 40GBASE-ER4 Module is designed for SMF with OTU-3 data-rate support, featuring a 1310 nm wavelength across four lanes with individual wavelengths at 1271 nm, 1291 nm, 1311 nm, and 1331 nm. It supports a maximum cable distance of 40km with a connector type of LC, and operates within a temperature range of 0°C to 70°C, ensuring consistent performance across varied environmental conditions. The module exhibits a power consumption of 3.5W, with transmit power ranging from -2.7 dBm to 4.5 dBm per lane, and receive power between -21.2 dBm and -4.5 dBm per lane, accommodating extensive network demands while maintaining efficiency.Key Feature for the QSFP-40G-ER4
- What is the maximum cable distance supported by the Cisco 40GBASE-ER4 Module?
The Cisco 40GBASE-ER4 Module supports a maximum cable distance of 40km on single-mode fiber. - Can the 40GBASE-ER4 operate within industrial temperature ranges?
Yes, the operating temperature range for the 40GBASE-ER4 is between 0°C and 70°C, making it suitable for various environmental conditions. - What type of connector does the 40GBASE-ER4 module use?
The module uses an LC connector type for optical fiber connections. - Is the 40GBASE-ER4 compatible with OTU-3 data-rate?
Yes, the 40GBASE-ER4 module supports OTU-3 data-rate, making it versatile for different network needs. - What are the transmit and receive power ranges for the 40GBASE-ER4?
The transmit power ranges from a maximum of 4.5 dBm to a minimum of -2.7 dBm per lane. The receive power ranges from a maximum of -4.5 dBm to a minimum of -21.2 dBm per lane. - How does the power consumption of the 40GBASE-ER4 compare to other modules?
The 40GBASE-ER4 module has a power consumption of 3.5W, which is comparable to other high-performance modules like the 40G QSFP+ AOC, BIDI, UNIV, LRL4, LR4, PLR4, PLRL4, and ER4. - What wavelengths are used by the 40GBASE-ER4 for transmission?
The 40GBASE-ER4 uses four wavelengths for transmission: 1271 nm, 1291 nm, 1311 nm, and 1331 nm. - What type of cable is required for the 40GBASE-ER4 module?
The module requires single-mode fiber (SMF) for optimal performance over long distances. - What are the physical dimensions of the 40GBASE-ER4 module?
The module measures 13.5 mm in height, 18.4 mm in width, and 72.4mm in depth. - Up to what altitude can the 40GBASE-ER4 module operate without issues?
The module can operate up to an altitude of 10,000 feet without operational issues.
Product Review
The Arista QSFP-40G-ER4 module supports a 40km range over single-mode fiber (SMF) with a relatively efficient power consumption of 3.5W, making it suitable for extended reach data transmission needs in enterprise and data center networks. However, its transmit and receive power levels, with a maximum transmit power of 4.5 dBm per lane and a minimum receive sensitivity of -21.2 dBm per lane, indicate a need for precise power management to ensure optimal performance. Additionally, the module's compatibility with a wide operating temperature range (0°C to 70°C) and altitude (up to 10,000 ft) provides flexibility for deployment in varied environmental conditions, although the physical dimensions may require careful consideration in densely packed systems.
Overview
- Supports 40G QSFP+ AOC and various 40GBASE modules, including SR4, XSR4, and ER4, as well as 25G variants like SR and LR, providing versatility in network design and application.
- Rated for operation at altitudes ranging from 0 ft to 10,000 ft, ensuring consistent performance even in high-altitude locations.
- Designed for minimal power consumption, with specific models consuming only 1.5 W, contributing to a lower total cost of ownership through energy savings.
Specifications
Item Number | Arista QSFP-40G-ER4 |
Product Type | Cisco 40GBASE-ER4 Module compatible with single-mode fiber and supports OTU-3 data rate |
Operational Wavelength | 1310 nm |
Fiber Compatibility | Single-mode fiber (SMF) compatible with OTU3 |
End Connector | LC |
Fiber Type | SMF |
Maximum Reach | 40 km |
Energy Use | 3.5 Watts |
Maximum Output Power | 4.5 dBm per channel |
Minimum Output Power | -2.7 dBm per channel |
Peak Input Power | -4.5 dBm per channel |
Lowest Input Power | -21.2 dBm per channel |
Emission and Reception Wavelengths | 1271 nm, 1291 nm, 1311 nm, 1331 nm across four channels |
Lowest Operation Temperature | 0°C |
Highest Operation Temperature | 70°C |
Minimum Storage Temperature | -40°C |
Maximum Storage Temperature | 85°C |
Height | 13.5 mm |
Width | 18.4 mm |
Depth | 72.4 mm |
Power Usage for Various Modules | 1.5 W for SFP+ modules; 3.5 W for 40G QSFP+ modules |
Lowest Elevation for Operation | 0 ft |
Highest Elevation for Operation | 10,000 ft |