Cisco Compatible Transceivers
Cisco Compatible SFP-25G-SR-S | 25GBASE-SR SFP28 Optical Transceiver
Buy Cisco compatible SFP-25G-SR-S 25GBASE-SR SFP28 transceiver for Cisco Nexus, Catalyst and UCS platforms. 850nm MMF LC 100m DOM optical module.
Cisco Compatible SFP-25G-SR-S
25GBASE-SR SFP28 Optical Transceiver | 850nm | MMF | 100m | DOM Support
Product Overview
The Cisco compatible SFP-25G-SR-S is a high-speed 25G SFP28 optical transceiver designed for short-range data communication over multimode fiber (MMF).
It supports 25G Ethernet connectivity with transmission distances up to:
- 70 meters over OM3 MMF
- 100 meters over OM4 MMF
Built for modern enterprise and cloud data centers, this module provides reliable and cost-effective 25G connectivity for:
- Spine-leaf architectures
- High-density server deployments
- Storage area networks
- Switch-to-switch interconnects
- Hyper-scale cloud infrastructure
The transceiver complies with IEEE standards and supports Digital Optical Monitoring (DOM/DDM) for real-time diagnostics and performance monitoring.
Key Features
- Supports 25GBASE-SR Ethernet
- SFP28 hot-pluggable form factor
- 850nm VCSEL transmitter
- Duplex LC optical connector
- Up to 100m transmission over OM4 MMF
- Low power consumption
- Fully compliant with SFP28 MSA
- Supports DOM/DDM monitoring
- Excellent interoperability with Cisco networking equipment
- 100% tested for compatibility and performance
Compatible Cisco Platforms
The Cisco compatible SFP-25G-SR-S is compatible with many Cisco switches, routers, and server platforms including:
Cisco Nexus Series
- Cisco Nexus 93180YC-EX
- Cisco Nexus 93108TC-EX
- Cisco Nexus 93180LC-EX
- Cisco Nexus 9336C-FX2
- Cisco Nexus 9364C
- Cisco Nexus 9372PX
- Cisco Nexus 9396PX
- Cisco Nexus 9500 Series
Cisco Catalyst Series
- Cisco Catalyst 9300X Series
- Cisco Catalyst 9400 Series
- Cisco Catalyst 9500 Series
- Cisco Catalyst 9600 Series
Cisco UCS Platforms
- Cisco UCS Fabric Interconnect 6332
- Cisco UCS Fabric Interconnect 6454
- Cisco UCS C-Series Rack Servers
- Cisco UCS B-Series Blade Servers
Cisco ASR Series
- Cisco ASR 9000 Series
- Cisco ASR 1000 Series
Cisco MDS Series
- Cisco MDS 9000 Series
Compatibility may vary depending on hardware revision and software version.
Technical Specifications
Parameter | Description |
|---|---|
Part Number | SFP-25G-SR-S |
Form Factor | SFP28 |
Data Rate | 25Gbps |
Wavelength | 850nm |
Fiber Type | Multimode Fiber (MMF) |
Connector | Duplex LC |
Max Distance | 70m (OM3) / 100m (OM4) |
Transmitter Type | VCSEL |
Receiver Type | PIN |
DOM/DDM | Supported |
Operating Temperature | 0°C to 70°C |
Power Consumption | < 1W |
Hot Swappable | Yes |
Standards Compliance | IEEE 802.3by, SFP28 MSA, RoHS |
Product Advantages
Enterprise-Grade Cisco Compatibility
Each transceiver is tested on real Cisco switches and routers to ensure stable operation and seamless deployment.
Lower Network Upgrade Cost
A cost-effective alternative to original Cisco optics without compromising performance or reliability.
High-Density 25G Connectivity
Designed for modern high-bandwidth environments requiring scalable and efficient server connectivity.
Plug-and-Play Installation
No additional configuration required for deployment in compatible Cisco systems.
Typical Applications
- 25G Ethernet data center networks
- Spine-leaf switching architectures
- Top-of-rack (ToR) connectivity
- Server-to-switch connections
- Cloud computing infrastructure
- Enterprise LAN and SAN deployments
- High-performance computing (HPC)
- Storage networking
Quality Assurance
Every Cisco compatible SFP-25G-SR-S module undergoes:
- Optical signal testing
- EEPROM compatibility verification
- Temperature stability testing
- Cisco platform interoperability testing
- Burn-in reliability testing
Ordering Information
Part Number | Description |
|---|---|
SFP-25G-SR-S | 25GBASE-SR SFP28, 850nm, LC Duplex, MMF, 100m |
FAQ
What is the maximum transmission distance?
The module supports:
- 70m over OM3 multimode fiber
- 100m over OM4 multimode fiber
Does this module support DOM/DDM?
Yes. Real-time digital optical monitoring is fully supported.
Is it compatible with Cisco Nexus switches?
Yes. It is widely used in Cisco Nexus 9000 Series switches and other Cisco platforms.
Can this module be customized for other brands?
Yes. Compatibility coding for other networking vendors is available upon request.
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