Cisco 400G Bidirectional C Band Tuneable (BiDi) CFP2 transceiver - DP04CFP2-M35

Support advanced optical network expansion with the Cisco DP04CFP2-M35, a 400G bidirectional C Band tuneable transceiver in a CFP2 form factor. Designed for compatible optical networking platforms, it provides a precisely identified module option for high-capacity transport, data-center interconnect, and service-provider link planning. The combination of bidirectional transmission and tuneable C Band operation gives engineers more flexibility when aligning the optical module with supported equipment, channel assignments, and the requirements of the complete fiber path.

Key Features

• 400G optical transceiver capacity
• Bidirectional BiDi transmission
• Tuneable C Band configuration
• CFP2 pluggable form factor
• Designed for specialized high-speed optical networks

Product Specifications

• Part Number: DP04CFP2-M35
• Manufacturer: Cisco
• Data Rate: 400G
• Transmission Type: Bidirectional BiDi
• Optical Band: C Band
• Configuration: Tuneable
• Form Factor: CFP2
• Product Type: Optical Transceiver

Optical Connectivity Specifications

• Module class: 400G optical networking
• Transmission profile: Bidirectional link operation
• Band profile: Tuneable C Band
• Connection role: High-capacity optical transport and interconnect
• Link coordination: Match the module with the remote optic and supported network path

Installation and Link Planning Specifications

• Module format: CFP2 pluggable transceiver
• Host planning: Confirm the network device accepts the module and its operating profile
• Optical planning: Review channel assignment, wavelength, fiber type, distance, and link budget
• Configuration planning: Coordinate the optic with network software, firmware, and management tools
• Handling planning: Use proper optical inspection, cleaning, and insertion procedures

Use Cases

• Deploy compatible 400G bidirectional optical links
• Support tuneable C Band network transport
• Connect service-provider and data-center interconnect infrastructure
• Expand optical capacity in a supported CFP2 platform
• Replace a matching Cisco transceiver in a high-speed network installation

Compatibility

• Network equipment supporting the Cisco DP04CFP2-M35 module
• Compatible CFP2 host interfaces and optical cages
• Optical architectures designed for 400G BiDi C Band operation
• Network paths with a matching remote optic and compatible fiber infrastructure
• Confirm platform support, firmware, coding, channel plan, wavelength, fiber, distance, and optical budget before installation

Frequently Asked Questions

What is the module’s listed capacity?

The DP04CFP2-M35 is specified for 400G optical connectivity.

What type of transmission does it use?

It uses bidirectional BiDi transmission.

What does tuneable C Band mean?

It identifies an optical module designed for tuneable operation within the C Band according to compatible system requirements.

What form factor does it use?

The transceiver uses a CFP2 form factor.

What must be matched before purchase?

Match the host equipment, remote optic, wavelength or channel plan, fiber path, software support, and optical budget.

The Cisco DP04CFP2-M35 provides a clearly defined 400G option for network engineers building or maintaining tuneable bidirectional optical links. Its C Band capability and CFP2 format support high-capacity transport planning in compatible data-center and service-provider environments, while the exact module variant should be matched to the host platform and optical path. Verify every link-level requirement before deployment for reliable interoperability.