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by Cisco
Product Line: Cisco Catalyst 3850 Series
Product Type: Nework Module
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Product Description

The C3850-NM-8-10G module is designed for Catalyst 3850 switches, featuring 8 ports that support both Gigabit Ethernet and 10 Gigabit Ethernet connections. It has a Mean Time Between Failures (MTBF) of 6,544,410 hours, ensuring high reliability and performance. This module operates within a temperature range of -5 °C to 40 °C, can function up to 10,000 ft in altitude, and withstands up to 95% noncondensing relative humidity, making it suitable for diverse environmental conditions.

FAQs for the C3850-NM-8-10G

  • What is the number of ports available on this device?
    The device has 8 ports.
  • Can the ports support 10 Gigabit Ethernet?
    Yes, the ports support both Gigabit Ethernet and 10 Gigabit Ethernet.
  • How much does the networking hardware weigh?
    The weight of the hardware is 0.74 lbs.
  • What is the Mean Time Between Failures (MTBF) rating?
    The MTBF rating is 6,544,410 hours.
  • What is the operating temperature range?
    The operating temperature ranges from -5 °C to 40 °C.
  • Up to what altitude can the device operate?
    The device can operate up to 10,000 ft above sea level.
  • What is the maximum relative humidity the device can handle?
    The maximum relative humidity is 95% (noncondensing).
  • What are the storage temperature limits?
    The storage temperature ranges from -40 °C to 70 °C.
  • What is the storage altitude limit?
    The device can be stored up to 15,000 ft above sea level.
  • Is this device compatible with Catalyst 3850 Switches?
    Yes, it is designed for use with Catalyst 3850 Switches.

Product Review

The Cisco C3850-NM-8-10G module, compatible with Catalyst 3850 switches, offers a versatile mix of 8 ports that support both Gigabit and 10 Gigabit Ethernet, catering to diverse networking needs. Despite its lightweight design at 0.74 lbs, its durability is underscored by a high MTBF of 6,544,410 hours, ensuring reliable long-term operation. However, its operational temperature range of -5°C to 40°C may limit its deployment in environments with extreme temperature conditions.


The Cisco C3850-NM-8-10G is a network module designed to enhance the capabilities of the Catalyst 3850 series switches. It offers flexibility in network configurations, providing both Gigabit Ethernet and 10 Gigabit Ethernet connectivity through its eight ports. This module is specifically engineered to cater to the demands of high-speed networking, making it an ideal solution for businesses seeking to upgrade their network infrastructure for better performance and efficiency. Weighing just 0.74 lbs, the Cisco C3850-NM-8-10G is lightweight, yet it packs a significant technological punch. Its design ensures seamless integration with Catalyst 3850 switches, enhancing the overall network capacity and speed. The module's Mean Time Between Failures (MTBF) is an impressive 6,544,410 hours, indicating high reliability and reduced downtime for maintenance, which is critical for maintaining business continuity. Operating conditions have been carefully considered in the design of this module. It can function within a temperature range of -5 °C to 40 °C, ensuring performance stability in various environments. Additionally, it can operate at altitudes of up to 10,000 feet, with a maximum relative humidity of 95% (noncondensing), making it suitable for deployment in a wide range of geographical locations. Storage conditions are equally robust, with the module capable of being stored in temperatures ranging from -40 °C to 70 °C, and at altitudes up to 15,000 feet. This wide range of storage conditions allows for flexibility in logistics and warehousing. Noise levels are kept minimal, with an LpA of 43 dB and an LwA of 5.28 dB, ensuring that the module does not contribute significantly to workplace noise. This is particularly beneficial in environments where noise reduction is crucial. The Cisco C3850-NM-8-10G is also designed to withstand physical shocks during operation, with a shock resistance of 30G for 2 ms in a half sine wave form. This feature ensures the module's resilience and durability, contributing to its reliability even in environments where physical disturbances may occur. Key specifications include: - Number of Ports: 8 - Port Type: Gigabit Ethernet / 10 Gigabit Ethernet - For Use With: Catalyst 3850 Switches In conclusion, the Cisco C3850-NM-8-10G network module offers a high-performance, reliable solution for expanding the connectivity and capabilities of Catalyst 3850 switches. With its extensive MTBF, broad operating and storage temperature ranges, and resilience to physical shocks, this module is designed to meet the needs of modern businesses looking to enhance their network infrastructure. Its lightweight design, combined with its operational and storage flexibility, makes it a valuable addition to any network, ensuring high-speed connectivity and network performance optimization.


Item Code C3850-NM-8-10G
Manufacturer Cisco
Total Ports 8
Port Categories 1 GbE / 10 GbE
Mass 0.74 pounds
Estimated Lifespan 6,544,410 hours
Lowest Operating Temp -5 degrees Celsius
Highest Operating Temp 40 degrees Celsius
Operational Elevation Limit Up to 3,048 meters
Peak Humidity (Non-condensing) 95%
Lowest Temp for Storage -40 degrees Celsius
Highest Temp for Storage 70 degrees Celsius
Max Storage Elevation 4,572 meters
Audible Noise Level at Operating State 43 dB
Audible Noise Level at Idle State 5.28 dB
Shock Resistance While Operating 30G for 2 milliseconds, Half Sine Wave
Compatible Devices Catalyst 3850 Series Switches

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