United States$5,000,000+
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Mason Reed
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Delivered reliable 25G SR performance over MMF with low latency.
SFP-25G-SR-S=
25GBASE-SR SFP MOD
FEATURED DEAL
Name:
SFP-25G-SR-S=
- Description:
- 25GBASE-SR SFP MOD
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 100417540288
- Condition:
- Warranty:
- 3
- List Price:
$1,174.00
- Price:
$293.0075% off
Quantity:
1
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SFP-25G-SR-S= Overview
The SFP-25G-SR-S= is a high-performance Cisco SFP28 transceiver designed to deliver reliable 25-Gigabit Ethernet connectivity over short-range multimode fiber. This Cisco SFP-25G-SR-S= module supports 25GBASE-SR applications, enabling seamless deployment across enterprise switching, data center networks, and high-density aggregation environments. With strong optical performance, it supports distances up to 70 meters on OM3 fiber and 100 meters on OM4 fiber, making it ideal for short-range, high-bandwidth 25G connectivity.
Engineered for consistent signal integrity and broad compatibility across Cisco platforms, the SFP 25G SR S module provides low-latency performance, high throughput, and simple plug-and-play installation. Its hot-swappable design allows fast deployment or replacement without service interruption, offering an efficient and cost-effective option for organizations adopting next-generation 25G infrastructure.
Capabilities
Short-Range 25G Fiber Connectivity
Supports up to 70m on OM3 and 100m on OM4 multimode fiber.
25GBASE-SR Performance
Optimized for short-distance 25-Gigabit Ethernet links in enterprise and data center environments.
Hot-Swappable Design
Allows installation or replacement without impacting network operations.
Low-Latency Optical Transmission
Delivers stable, high-throughput performance for advanced workloads.
Multimode Fiber Support
Ensures flexible deployment across various multimode cabling infrastructures.
Supported Hardware Models
The SFP-25G-SR-S= module is compatible with major Cisco switching platforms, including:
- Cisco Catalyst 9300 Series
- Cisco Catalyst 9400 Series
- Cisco Catalyst 9500 Series
- Cisco Nexus 3000 Series
- Cisco Nexus 5000 Series
- Cisco Nexus 7000 Series
- Other Cisco SFP28-enabled devices
This broad compatibility ensures seamless integration across enterprise, cloud, and high-performance data center environments.
Why Choose the SFP-25G-SR-S=
- Ideal for short-range 25G multimode fiber connections
- Compatible with Cisco Catalyst and Cisco Nexus switches
- Provides stable, high-performance 25G optical connectivity
- Supports plug-and-play deployment for simplified scaling
- A cost-efficient solution for expanding 25G network capacity
SFP-25G-SR-S= price is $293.00, a 75% saving from the Cisco list price of $1,174.00. SFP-25G-SR-S= is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for SFP-25G-SR-S= for additional pricing. Browse the full Cisco 25G Optical Modules series or explore all Cisco products.
SFP-25G-SR-S= Specifications
- Product Type
- Transceiver
- Form Factor
- SFP
- Data Rate
- 25G
- Connector Type
- LC
- Wavelength
- 850nm
- Transmission Distance
- Short-Range
- Fiber Type
- Multi-mode
- Max Distance
- 100m
- Supported Protocols
- Ethernet
- Network Interface
- Fiber
- Power Consumption
- N/A
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Compatibility
- Cisco, Juniper, Huawei, Arista
- Product Name
- SFP-25G-SR-S=
- Height
- N/A
- Width
- N/A
- Depth
- N/A
- Weight
- N/A
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| SFP-25G-SR-S= |  QSFP-4SFP25G-CU3M |  SFP-10/25G-LR-S= |  SFP-10/25G-CSR-S= |  SFP-25G-AOC10M= | |
|---|---|---|---|---|---|
| Compatibility | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista | Cisco / Juniper / Huawei / Arista | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista |
| Connector Type | LC | N/A | LC | LC | LC |
| Data Rate | 25G | 25G | 10G/25G | 10G/25G | 25G |
| Depth | N/A | N/A | N/A | 0.84 inches | N/A |
| Fiber Type | Multi-mode | N/A | Single-mode | Single-mode | Multi-mode |
| Form Factor | SFP | QSFP | SFP | SFP | SFP |
| Height | N/A | N/A | N/A | 0.26 inches | N/A |
| Input Voltage | 3.3V | N/A | 3.3V | 3.3V | 3.3V |
| Max Distance | 100m | 3 meters | 10 km | 10 km | 10 m |
| Network Interface | Fiber | Ethernet | Ethernet | Ethernet | Fiber |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Power Consumption | N/A | N/A | N/A | 1.1W | N/A |
| Product Name | SFP-25G-SR-S= | QSFP-4SFP25G-CU3M | SFP-10/25G-LR-S= | SFP-10/25G-CSR-S= | SFP-25G-AOC10M= |
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Supported Protocols | Ethernet | Ethernet, Fibre Channel | Ethernet | Ethernet | Ethernet |
| Transmission Distance | Short-Range | Short-Range | Long-Range | Short-Range | Short-Range |
| Wavelength | 850nm | N/A | 1310 nm | 1310nm | 850 nm |
| Weight | N/A | N/A | N/A | 0.05 lbs | N/A |
| Width | N/A | N/A | N/A | 0.87 inches | N/A |
Reviews & Ratings
N
Noah Foster
5
Strong signal integrity and seamless compatibility.
O
Oliver Bennett
5
Stable 25G throughput in production workloads.
P
Parker Hayes
5
Excellent short-range optics for server uplinks.
Q
Quentin Reed
4
Consistent performance across multiple deployments.
R
Ryan Foster
5
Easy installation and dependable bandwidth.
S
Spencer Bennett
5
High-quality 25G SFP module for data centers.
Questions & Answers
What is the SFP-25G-SR-S= module?
The SFP-25G-SR-S= is a 25GBASE-SR SFP28 transceiver module designed for short-range 25 Gigabit Ethernet over multimode fiber.
What data transfer rate does the SFP-25G-SR-S= support?
It supports a line rate of 25.78 Gbps, fully compliant with IEEE 802.3by 25 Gigabit Ethernet standards.
What is the maximum transmission distance of the SFP-25G-SR-S=?
It transmits up to 100 m over OM4 and 70 m over OM3 multimode fiber at 25 Gbps.
What type of fiber and connector does the SFP-25G-SR-S= require?
It requires duplex OM3/OM4 multimode fiber terminated with LC connectors.
What operating wavelength does the SFP-25G-SR-S= use?
The module operates at an 850 nm wavelength optimized for short-range multimode fiber links.
Is the SFP-25G-SR-S= hot-pluggable?
Yes, it is fully hot-pluggable, allowing live insertion and removal without powering down devices.
What form factor is the SFP-25G-SR-S=?
It uses the SFP28 form factor, offering backward compatibility with traditional SFP ports.
Which industry standards does the SFP-25G-SR-S= comply with?
It complies with IEEE 802.3by, SFP28 MSA, SFF-8402 and RoHS-6 environmental standards.
What operating temperature range does the SFP-25G-SR-S= support?
Operating temperature: 0°C to 70°C; storage temperature: –40°C to 85°C.
What is the power consumption of the SFP-25G-SR-S=?
Typical power consumption is 1.0 W, with a maximum of 1.5 W.
Which devices are compatible with the SFP-25G-SR-S=?
It is compatible with Cisco Nexus, Catalyst, UCS platforms and any 25GBASE-SR-compliant switch or router.
Does the SFP-25G-SR-S= support FCoE?
Yes, it supports Fibre Channel over Ethernet (FCoE) and other high-speed data protocols over multimode fiber.
How do I install the SFP-25G-SR-S=?
Remove protective caps, insert the module into the SFP port until it clicks, then connect LC fiber cables.
How can I verify the SFP-25G-SR-S= is functioning correctly?
Check link status LEDs and run your device’s transceiver diagnostics (e.g., show interfaces transceiver details).
What should I do if the SFP-25G-SR-S= fails to establish a link?
Verify fiber type and polarity, clean LC connectors, confirm module compatibility and correct port configuration.
What warranty is provided with the SFP-25G-SR-S=?
Cisco provides a one-year limited hardware warranty covering replacement and software maintenance.