Cisco SFP 25G Module in Bangladesh — High-Speed 25G Optical Connectivity

A Cisco SFP 25G Module (SFP28) is a high-performance optical transceiver designed to deliver 25Gbps data transmission for modern data centers, enterprise networks, and telecom infrastructure. It provides a cost-effective upgrade from 10G while maintaining the same compact SFP form factor.

Cisco 25G modules are widely used for server connectivity, top-of-rack switching, and high-speed aggregation, offering improved bandwidth and efficiency.

Buy Cisco SFP 25G Module in Bangladesh at Best Price

Datacom Technologies BD supplies genuine Cisco SFP28 25G modules with full compatibility for Cisco switches, routers, and enterprise networking systems across Bangladesh.

Key Features

• High-speed 25Gbps Ethernet connectivity
• SFP28 form factor (same size as SFP+)
• Backward compatible with 10G networks
• Supports fiber (SR, LR) and DAC/AOC cables
• Hot-swappable for easy deployment
• Low power consumption and high efficiency

Cisco 25G technology delivers 2.5× more bandwidth than 10G while using similar infrastructure.

Types of Cisco SFP 25G Modules

• SR (Short Range) — Up to 100m over multimode fiber
• LR (Long Range) — Up to 10km over single-mode fiber
• ER (Extended Range) — Long-distance transmission
• BiDi Modules — Single fiber communication
• DAC / AOC — Short-distance direct connections

Popular Cisco SFP 25G Module Models, Part Numbers & Server Compatibility at Datacom

SFP-25G-SR-S

Type: 25GBASE-SR (Multimode fiber)
Reach: up to 70 m (OM3) / 100 m (OM4)
Connector: LC duplex

Compatibility:

• IEEE 25GBASE-SR compliant (SFP28 MSA)
• Works on Cisco:
  • Nexus (3K/5K/9K)
  • Catalyst 9K
• Commonly used for:
  • 25G server access
  • 100G → 4×25G breakout
• Requires RS-FEC for full reach

 SFP-10/25G-CSR-S

Type: 10G/25GBASE-CSR (extended MMF)
Reach: up to 300–400 m

Compatibility:

• Dual-rate:
  • Supports 10G and 25G
• Interoperates with:
  • 10GBASE-SR
  • 25GBASE-SR
• Requires FEC for full 25G distance
• Ideal for:
  • Campus backbone
  • Medium-distance DC links

 SFP-10/25G-LR-S

Type: 10G/25GBASE-LR (Single-mode fiber)
Reach: up to 10 km
Connector: LC duplex

Compatibility:

• Dual-rate:
  • Works at 10G and 25G
• IEEE LR standard compliant
• Interoperable with:
  • 10G LR optics
  • 25G LR optics
• Requires RS-FEC at 25G

SFP-10/25G-LR-I

Type: Industrial temperature LR
Reach: 10 km

Compatibility:

• Same as LR-S but:
  • Designed for harsh environments
• Used in:
  • Outdoor telecom
  • Industrial networks

 SFP-25G-ER-I

Type: Extended reach SMF
Reach: up to 40 km

Compatibility:

• Used for:
  • Metro / long-distance links
• Requires:
  • FEC support
• Interoperable within ER optical ecosystem

 SFP-25G-BXU-I / BXD-I

Type: BiDi (bidirectional SMF)
Reach: up to ~10–40 km (depending model)

Compatibility:

• Uses single fiber (Tx/Rx different wavelengths)
• Must be used in paired modules (U + D)
• Useful for:
  • Fiber-limited environments
• Supports:
  • 10G and 25G modes

 SFP-25G-SL

Type: Short reach (low-power MMF variant)

Compatibility:

• Optimized for:
  • Low power consumption
• Works in standard SFP28 ports
• Used in dense data center deployments

 SFP-H25G-CUxM (DAC Cable)

Type: 25GBASE-CR1 (Direct Attach Copper)
Reach: 1–5 m

Compatibility:

• Used for:
  • Switch-to-server
  • Rack-to-rack
• FEC requirements depend on cable length
• Lowest-cost option

 SFP-25G-AOCxM (Active Optical Cable)

Type: AOC (integrated optical cable)
Reach: 1–10 m

Compatibility:

• Plug-and-play between SFP28 ports
• Used for:
  • Short data center interconnect
• Requires FEC support

 SFP-25G-BX40D-I / BX40U-I

Type: Long-distance BiDi
Reach: up to 40 km

Compatibility:

• Works over single fiber
• Requires paired modules
• Used in:
  • ISP / telecom deployments

Cisco SFP 25G Module Price in Bangladesh

Typical global pricing for a Cisco 25G SR module is around $300+ (~৳30,000+) depending on model and condition.

•  Contact Datacom Technologies BD for latest pricing and availability.

Common Use Cases

• Data center server connectivity
• Top-of-rack (ToR) switching
• Cloud and virtualization environments
• Enterprise network upgrades (10G → 25G)
• ISP and telecom networks

Why Choose Cisco SFP 25G Module?

• Cost-effective upgrade from 10G
• High performance with low latency
• Compact and scalable deployment
• Cisco-certified reliability and compatibility
• Ideal for next-generation networking

Order Cisco SFP 25G Module in Bangladesh

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