HPE 400G QSFP-DD Transceiver in Bangladesh — Ultra High-Speed 400G Connectivity

An HPE 400G QSFP-DD Transceiver is a next-generation optical module designed for 400 Gigabit Ethernet networking. It delivers ultra-high bandwidth, low latency, and reliable performance for modern data centers, cloud environments, and enterprise backbone networks.

Buy HPE 400G QSFP-DD Transceiver in Bangladesh

Datacom Technologies BD offers:

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

Why Choose HPE 400G QSFP-DD Transceiver?

• ✔ 400Gbps ultra-high-speed connectivity
• ✔ Designed for hyperscale data centers
• ✔ Low latency and power-efficient
• ✔ Digital Optical Monitoring (DOM/DDM)
• ✔ High compatibility with HPE networking devices
• ✔ Supports short and long-distance fiber

Types of HPE 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)
• DAC / AOC — Direct attach & active optical cable

Technical Overview

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

HPE Aruba 400G QSFP-DD SR8

Type: 400GBASE-SR8 (Short Reach)

• Part number / SKU: S1D18A / R8M63A
• Fiber: Multimode (MMF)
• Connector: MPO-16
• Distance: up to 70–100m
• Wavelength: 850nm
• Compatibility:
  • HPE Aruba 8325 / 8360 / 9300 / 10000 series switches
  • Any HPE device with QSFP-DD port
• Notes: Most common 400G optic for data centers
• Details: Provides 400Gbps over 8×50G lanes

 HPE 400G QSFP-DD DR4

Type: 400GBASE-DR4 (Parallel SMF)

• Part number / SKU: R8M60B
• Fiber: Single-mode (SMF)
• Connector: MPO-12
• Distance: up to 500m
• Wavelength: 1310nm
• Compatibility:
  • Aruba 8325 / 8360 / 9300
• Notes: Used for spine–leaf data center architecture
• Details: 4-lane SMF (PAM4) transmission

 HPE 400G QSFP-DD FR4

Type: 400GBASE-FR4 (Longer Reach)

• Part number / SKU: R8M64A / X1E0
• Fiber: Single-mode (SMF)
• Connector: Duplex LC
• Distance: up to 2km
• Wavelength: 1310nm (CWDM4)
• Compatibility:
  • HPE Aruba switches with QSFP-DD ports
• Notes: Popular for campus / DCI links
• Details: Uses 4 wavelengths over LC fiber

 HPE 400G QSFP-DD SR4.2 (BiDi MPO)

Type: 400GBASE-SR4.2 / BiDi

• Part number / SKU: R8M62A
• Fiber: Multimode (MMF)
• Connector: MPO-12
• Distance: up to 100–150m
• Wavelength: 850–940nm
• Compatibility:
  • Aruba 8325 / 8360 series
• Notes: Allows reuse of existing MPO-12 fiber (BiDi tech)
• Details: Alternative to SR8 with fewer fibers

 HPE 400G QSFP-DD VR4

Type: 400GBASE-VR4

• Part number / SKU: S6B51A
• Fiber: Multimode (MMF)
• Connector: MPO-12
• Distance: up to 50m
• Compatibility:
  • High-performance Aruba switches
• Notes: Ultra short reach, high-density DC use
• Details: 4×100G lanes over MMF

 HPE 400G QSFP-DD AOC (Active Optical Cable)

Type: 400G AOC

• Part numbers / SKU examples:
  • R8M47A (5m)
  • R8M48A (15m)
• Fiber: MMF
• Distance: 5–15m
• Compatibility:
  • All QSFP-DD ports on Aruba switches
• Notes: Plug-and-play optical cable (no separate module)
• Details: Pre-terminated optics with lower power consumption

 HPE 400G QSFP-DD DAC (Direct Attach Copper)

Type: 400G DAC

• Part numbers / SKU examples:
  • R8M44A (0.5m)
  • R8M45A (1m)
  • R8M46A (2m)
• Medium: Copper
• Distance: up to 2m
• Compatibility:
  • All HPE QSFP-DD ports
• Notes: Cheapest option for short rack connections
• Details: Passive copper connectivity

HPE 400G QSFP-DD Breakout Cables

Type: Split (400G → multiple lower speeds)

Examples:

• R8M55A / R8M56A → 400G → 4×100G QSFP28
• R8M51A / R8M52A → 400G → 2×200G QSFP56
• S4B41A / S4B42A → 400G → 8×50G SFP56
• Compatibility:
  • Aruba 6100 / 6200 / 6300 / 8320 / 8360 / 9300
• Notes: Used for port breakout / migration scenarios
• Important: Requires compatible ports on both ends

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 HPE-compatible products
• Expert configuration support
• Competitive BD 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