Fortinet 400G QSFP-DD Transceiver in Bangladesh — Ultra High-Speed Data Center Connectivity

A Fortinet 400G QSFP-DD Transceiver is an advanced optical module designed for 400 Gigabit Ethernet networks. It provides ultra-high bandwidth connectivity for modern data centers, cloud infrastructure, and enterprise backbone networks. QSFP-DD technology supports up to 400Gbps using 8 high-speed lanes, making it ideal for next-generation networking.

Buy Fortinet 400G QSFP-DD Transceiver in Bangladesh

Datacom Technologies BD offers:

• 100% genuine Fortinet-compatible QSFP-DD modules
• Support for SR8, DR4, FR4 variants
• Competitive pricing in Bangladesh
• Compatibility support for FortiGate & FortiSwitch
• Technical consultation & deployment support

Why Choose Fortinet 400G QSFP-DD Transceiver?

• ✔ Ultra-fast 400Gbps data transmission
• ✔ Designed for high-density data centers
• ✔ Low latency and high efficiency
• ✔ Digital Optical Monitoring (DOM/DDM)
• ✔ Tested compatibility with Fortinet devices
• ✔ Supports long-distance and short-range fiber

Types of Fortinet 400G QSFP-DD Transceivers

• 400GBASE-SR8 — Short range (MMF, up to 100m)
• 400GBASE-DR4 — Medium range (SMF, up to 500m)
• 400GBASE-FR4 — Long range (SMF, up to 2km)

Technical Overview

Popular Fortinet 400G QSFP-DD Transceiver Models, Part Numbers & Server Compatibility at Datacom

FN-TRAN-QSFPDD-SR8

Type: 400GBASE-SR8 (Short Reach)

• Part number: FN-TRAN-QSFPDD-SR8
• Fiber: Multimode (MMF)
• Connector: MPO-16
• Distance: up to 100m
• Wavelength: 850nm
• Compatibility:
  • Fortinet high-end appliances (FortiGate 400G models, FortiSwitch 400G)
  • QSFP-DD ports supporting 400G
• Notes: Most common 400G optic for data center short links
• Details: Supports 8 lanes (PAM4), 400G aggregate throughput

 FN-TRAN-QSFPDD-DR4

Type: 400GBASE-DR4 (Single-mode short reach)

• Part number: FN-TRAN-QSFPDD-DR4
• Fiber: Single-mode (SMF)
• Connector: MPO-12
• Distance: up to 500m
• Wavelength: 1310nm (4 lanes)
• Compatibility:
  • Fortinet 400G firewall / switch platforms
  • Data center leaf-spine architectures
• Notes: Used for spine-leaf interconnects
• Details: IEEE 802.3bs compliant

 FN-TRAN-QSFPDD-DR4+

Type: Enhanced DR4 variant

• Part number: FN-TRAN-QSFPDD-DR4+
• Fiber: SMF
• Connector: MPO-12
• Distance: ~500m (extended performance)
• Compatibility:
  • Same as DR4 (FortiGate / FortiSwitch 400G)
• Notes: Improved optical budget / performance
• Reference: Listed in Fortinet QSFP-DD lineup

 FN-TRAN-QSFPDD-FR4

Type: 400GBASE-FR4 (Longer reach)

• Part number: FN-TRAN-QSFPDD-FR4
• Fiber: Single-mode (SMF)
• Connector: Duplex LC
• Distance: up to 2km
• Wavelength: CWDM (4 wavelengths)
• Compatibility:
  • Fortinet 400G appliances with QSFP-DD slots
• Notes: Popular for campus/data center interconnect
• Details: Designed for 2km links

 FN-TRAN-QSFPDD-LR4

Type: 400GBASE-LR4 (Long Reach)

• Part number: FN-TRAN-QSFPDD-LR4
• Fiber: SMF
• Connector: LC duplex
• Distance: up to 10km
• Compatibility:
  • Fortinet data center / WAN edge platforms
• Notes: Used for inter-building or metro links
• Availability: Common in compatible/OEM ecosystem

 FN-TRAN-QSFPDD-ER8 (less common)

Type: 400GBASE-ER8

• Part number: FN-TRAN-QSFPDD-ER8
• Fiber: SMF
• Connector: LC
• Distance: up to 40km
• Compatibility:
  • Carrier / metro deployments with Fortinet gear
• Notes: High-cost long-haul optic

 QSFP-DD AOC (Active Optical Cable)

Type: 400G AOC

• Part numbers: Vendor-specific (Fortinet compatible)
• Distance: 1–30m
• Compatibility:
  • Fortinet QSFP-DD ports
• Notes: Plug-and-play fiber cable (no separate module)

 QSFP-DD DAC (Direct Attach Copper)

Type: 400G DAC

• Part numbers: Vendor-specific
• Distance: up to 2–3m
• Compatibility:
  • Fortinet 400G ports
• Notes: Cheapest short-distance option

Price in Bangladesh (2025 / 2026)

•  Contact Datacom for latest price & availability.

Best Use Cases

• Data center spine-leaf architecture
• Cloud infrastructure networking
• High-performance computing (HPC)
• Enterprise core networks
• 400G backbone connectivity

Why Buy from Datacom Technologies BD?

• Genuine Fortinet-compatible products
• Expert configuration support
• Competitive Bangladesh pricing
• Local warranty service
• Fast nationwide delivery

 Get in Touch with Datacom Technologies BD

• Call / WhatsApp: 01748-173213 | 01313-886347
• Email: sales@datacom.com.bd | datacomtechnologiesbd@gmail.com