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by Cisco
Product Line: Cisco CPAK 100GBASE Series
Product Type: CPAK Module
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Product Description

The CPAK-100G-SR10 module supports a 100GBASE-SR10 port with a 24-fiber MPO/MTP connector, designed for short-range data communication and interconnect applications. It operates over MMF with a core size of 50 microns and modal bandwidth of 2000 MHz for OM3 or 4700 MHz for OM4, facilitating cable distances up to 150 m. This module features a wavelength of 850 nm, a laser class 1, and maintains operation within a temperature range of 0 °C to 70 °C, with a maximum power consumption of less than 4.5 W.

FAQs for the CPAK-100G-SR10

  • What is the maximum distance supported by the 100GBASE-SR10 port on OM3 and OM4 cables?
    The 100GBASE-SR10 supports a maximum distance of 100 meters on OM3 cables and 150 meters on OM4 cables.
  • What type of laser class does part number 100GBASE-SR10 utilize?
    It utilizes a Class 1 laser.
  • What is the operating temperature range for the 100GBASE-SR10?
    The operating temperature range is from 0 °C to 70 °C.
  • What is the core size of the MMF cable for part number 100GBASE-SR10?
    The core size is 50 microns.
  • What type of connector is used with the 100GBASE-SR10?
    It uses a 24-fiber MPO/MTP connector.
  • What are the minimum and maximum storage temperatures for part number 100GBASE-SR10?
    The minimum storage temperature is -40 °C, and the maximum storage temperature is 85 °C.
  • How much power does the 100GBASE-SR10 consume?
    It consumes less than 4.5 W of power.
  • What is the wavelength range for transmit and receive on the part number 100GBASE-SR10?
    The wavelength range for transmit and receive is between 840 nm and 860 nm.
  • What cable types are compatible with the 100GBASE-SR10?
    The compatible cable types are MMF (24 Fibers) with core sizes of 50 microns.
  • What is the modal bandwidth for OM3 and OM4 cables when used with part number 100GBASE-SR10?
    The modal bandwidth is 2000 MHz for OM3 cables and 4700 MHz for OM4 cables.

Product Review

The Cisco CPAK-100G-SR10 module supports high-speed 100GBASE-SR10 connections over multimode fiber with a range up to 150 meters, catering well to data center short-reach demands. Its power consumption is below 4.5W, which is beneficial for reducing operational costs and thermal footprint in dense deployments. However, the requirement for a 24-fiber MPO/MTP connector may necessitate infrastructure upgrades for environments not already equipped with this connectivity, potentially increasing initial deployment costs.


The Cisco CPAK-100G-SR10 module is a high-performance, 100 Gigabit Ethernet transceiver designed for short-range data communication and interconnect applications. This module is compatible with the 100GBASE-SR10 standard and operates over multimode fiber using a wavelength of 850 nm. It is specifically engineered to meet the increasing demand for high bandwidth in data centers and networking environments. This transceiver module features a 24-fiber MPO/MTP connector, ensuring a secure and reliable connection for high-speed data transmission. The core size of the multimode fiber (MMF) is 50 microns, supporting modal bandwidths of 2000 MHz for OM3 and 4700 MHz for OM4, which facilitates cable distances of up to 100 meters on OM3 and up to 150 meters on OM4. Such capabilities make the CPAK-100G-SR10 ideal for network backbones and within data centers where short-range, high-speed connections are required. Key specifications include: - Port specification: 100GBASE-SR10, ensuring compatibility with standardized network equipment and protocols. - The operating wavelength of 850 nm, fitting within the typical range for short-range multimode fiber-based communication. - A laser class 1 designation, indicating that the device operates within safe laser emission limits. The CPAK-100G-SR10 operates efficiently within a broad temperature range, from 0 °C to 70 °C for operating conditions, and from -40 °C to 85 °C for storage. This wide temperature range ensures that the transceiver is suitable for use in various environments without the risk of performance degradation due to extreme temperatures. Power consumption is another critical factor in the design and operation of networking hardware. The CPAK-100G-SR10 has a maximum power consumption of less than 4.5 watts, making it an energy-efficient choice for data centers looking to optimize power usage and reduce operational costs. The transceiver's transmit and receive center wavelength range is between 840 nm and 860 nm across ten lanes. This range ensures consistent performance and compatibility with a wide array of multimode fiber infrastructure. The use of ten lanes for signal transmission enables the CPAK-100G-SR10 to achieve high data throughput rates, essential for modern, high-speed networking requirements. In summary, the Cisco CPAK-100G-SR10 module offers: - High-speed data transmission: Capable of supporting 100 Gigabit Ethernet connections over multimode fiber. - Flexibility and compatibility: Works with both OM3 and OM4 multimode fibers, covering distances up to 150 meters. - Energy efficiency: With a maximum power consumption of less than 4.5 W, it is designed for power-sensitive installations. Given its specifications and design, the Cisco CPAK-100G-SR10 module is an excellent choice for organizations looking to upgrade their network infrastructure to support higher data rates over short distances. Its compatibility with standard protocols, energy efficiency, and support for a broad range of operating temperatures make it a versatile option for a variety of networking applications.


Part Number Cisco CPAK-100G-SR10
Manufacturer Cisco
Interface 100GBASE-SR10
Emission Wavelength 850 nm
Fiber Type Multi-Mode Fiber (24 Fibers)
Fiber Core Diameter 50 Microns
Modal Bandwidth 2000 MHz-km (OM3), 4700 MHz-km (OM4)
Maximum Transmission Distance 100 meters, 150 meters
Laser Safety Class Class 1
Operational Temperature Range 0°C to 70°C
Storage Temperature Range -40°C to 85°C
Power Consumption Peak Below 4.5 W
Connector Type 24-fiber MPO/MTP
Wavelength Range for Tx/Rx 840 nm to 860 nm across ten lanes

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