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by Cisco
Product Line: Cisco NCS 5500 Series
Product Type: Modular Port Adapter
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Title: Surplus

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Product Description

The NC55-MPA-4H-S is designed for high-speed data networking, featuring four QSFP28/QSFP+ ports with a 100 G Ethernet technology for optical fiber media, ensuring efficient data transfer rates. It operates within a power consumption range of 50 W to 75 W, with a mean time between failures (MTBF) of 3,343,850 hours, highlighting its reliability and durability in various operating environments. Compatible with the Cisco NCS 5500 Series Modular Chassis, this module supports a wide operating temperature range from 0 °C to 40 °C and can function at altitudes up to 10,000 ft, ensuring versatility across different deployment scenarios.

FAQs for the NC55-MPA-4H-S

  • What is the maximum number of QSFP28/QSFP+ ports available on this device?
    The device offers 4 QSFP28/QSFP+ ports.
  • How does the device's typical power consumption compare to its maximum?
    Typical power consumption is 50 W, while maximum power consumption reaches 75 W.
  • What Ethernet technology is supported by this networking hardware?
    It supports 100 Gigabit Ethernet technology.
  • Can you detail the operating temperature range for this device?
    The operating temperature ranges from 0 °C to 40 °C.
  • What type of media is supported by the QSFP28/QSFP+ ports?
    The ports support optical fiber media.
  • What is the MTBF (Mean Time Between Failures) for this networking hardware?
    The MTBF is 3,343,850 hours.
  • What are the minimum and maximum operating humidity levels?
    Operating humidity can range from 5% (Noncondensing) to 95% (Noncondensing).
  • Is this device compatible with any specific series or models?
    Yes, it is compatible with the Cisco NCS 5500 Series Modular Chassis.
  • What are the power input specifications for this device?
    AC input voltage ranges from 90 to 265 VAC, and DC input voltage ranges from -40 to -72 VDC.
  • What airflow direction is supported by the device for cooling?
    It supports front to back airflow for cooling.

Product Review

The CISCO NC55-MPA-4H-S module, with its four QSFP28/QSFP+ ports supporting 100 G Ethernet, is designed for high-speed data networking, making it suitable for environments requiring fast optical fiber connections. However, the lack of CFP2 ports might limit flexibility for some network designs. The module boasts a significant mean time between failures (MTBF) of over 3 million hours, indicating high reliability, but its power consumption, peaking at 75W, could be a concern for energy-sensitive deployments.


The CISCO NC55-MPA-4H-S module is designed to cater to the high demands of data networking, offering a blend of performance, power efficiency, and reliability. This module is a key component in the Cisco NCS 5500 Series Modular Chassis, tailored to support advanced networking applications. At the heart of its design are four QSFP28/QSFP+ ports, each capable of delivering 100 Gigabit Ethernet speeds. This capability ensures high-speed data transfers and efficient handling of network traffic, making it ideal for environments where bandwidth and speed are critical. The absence of CFP2 ports underscores its focus on leveraging QSFP technology for optimal performance. Power efficiency is another hallmark of the NC55-MPA-4H-S, with typical power consumption rated at 50W and a maximum of 75W. Such efficiency is paramount in reducing operational costs and supporting sustainable networking environments. The module's power features are complemented by an impressive Mean Time Between Failures (MTBF) of 3,343,850 hours, highlighting its reliability and durability over extended periods of use. This module supports only optical fiber media, ensuring high-speed, high-quality connections and compatibility with modern networking infrastructures. Its support for 100 Gigabit Ethernet technology further enhances its suitability for data-intensive applications, making it a versatile choice for various data networking needs. The hardware specifications include: -
  • Expansion Slots: 4
  • Application: Data Networking
  • Media Type Supported: Optical Fiber
Operating conditions are a crucial aspect of its design. The module operates efficiently within a temperature range of 0 °C to 40 °C and can withstand storage temperatures from -40 °C to 70 °C. Humidity levels are also taken into account, with the device operating seamlessly at 5% to 95% noncondensing humidity levels. These specifications ensure the module's performance and reliability across various environmental conditions. The CISCO NC55-MPA-4H-S is compatible with both AC and DC power supplies, accommodating a wide input voltage range from 90 to 265 VAC and -40 to -72 VDC, respectively. This flexibility ensures that the module can be deployed in diverse power environments. Airflow from front to back is a critical feature for maintaining optimal operating temperatures and ensuring the longevity of the module. Designed for use in the Cisco NCS 5500 Series Modular Chassis, this module seamlessly integrates into existing Cisco infrastructures, offering a streamlined upgrade path for networks requiring high-speed data services. Its altitude rating of up to 10,000 ft provides the adaptability needed for deployment in varied geographical locations. In summary, the CISCO NC55-MPA-4H-S is a specialized networking module that offers high-speed data transmission, power efficiency, and reliability. Its design and specifications make it an essential component for modern data networking environments, ensuring seamless operation and compatibility with advanced networking requirements.


Part NumberCISCO NC55-MPA-4H-S
CFP2 Ports Count0
QSFP28/QSFP+ Ports Quantity4
Speed of QSFP28/QSFP+ Ports100 Gbps
Average Power Use50 Watts
Peak Power Use75 Watts
Mean Time Between Failures (MTBF)3,343,850 Hours
Supported Transmission MediumOptical Fiber
Network Technology100GbE (Gigabit Ethernet)
Expansion Slot Count4
Intended UseData Networking
Lowest Operating Temperature0 °C
Highest Operating Temperature40 °C
Lowest Storage Temperature-40 °C
Highest Storage Temperature70 °C
Operational Humidity Minimum5% (Noncondensing)
Operational Humidity Maximum95% (Noncondensing)
Storage Humidity Minimum5% (Noncondensing)
Storage Humidity Maximum95% (Noncondensing)
Maximum Operating Altitude0 to 10,000 ft
AC Voltage Requirement90 to 265 VAC
DC Voltage Requirement-40 to -72 VDC
Cooling Airflow DirectionFront to Back
Compatible SystemsCisco NCS 5500 Series Modular Chassis

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