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Synology

Synology E25G30-F2 Dual-port 25GbE SFP28 add-in card for Synology systems

$367.89
15 availableas of 09/19/2026

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Secure checkoutISO 9001:2015 and CMMC certifiedFamily owned since 1982

Free shipping on most items when you spend $100 or more.

Real people answer: chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.

Overview

25GbE connectivity for seamless integration to modern enterprise networks | Throughput

Increase network performance with 25GbE connectivity

Flexibility

Optical SR, Optical LR, and DAC support

Compatibility

Designed for maximum performance and reliability in Synology systems

High-performance connectivity upgrade | Flexible SFP28 options

Support for short-range and long-range transceivers as well as DAC options enables flexible connectivity choices.

Link aggregation

Dual 25GbE ports can be combined into a Link Aggregation Group to boost throughput up to 50 Gb/s, while also providing port failover and load balancing functionality.

CPU offloading and load balancing

Support for CPU offloading and load balancing technologies enables optimal system performance.

5-year warranty

At Synology, we are committed to product innovation and quality. Synology guarantees a robust and reliable data management experience with a 5-year limited warranty, providing responsive technical support and hardware replacement services to maximize your return on investment.

Technical specifications

General Information

Manufacturer Synology, Inc
Manufacturer Part Number E25G30F2E25G30-F2
Manufacturer Website Address http://www.synology.com
Brand Name Synology
Product Model E25G30-F2
Product Name E25G30-F2 Dual-port 25GbE SFP28 add-in card for Synology systems
Product Type 25Gigabit Ethernet Card

Interfaces/Ports

Host Interface PCI Express 3.0 x8
Total Number of Ports 2

Technical Information

Features TCP Segmentation Offload (TSO)Receive Side Scaling (RSS)Giant Send Offload (GSO)Jumbo Frames SupportLarge Receive Offload (LRO)Transmit Side Scaling (TSS)Single Root I/O Virtualization (SR-IOV)

I/O Expansions

Expansion Slot Type SFP28

Media & Performance

Media Type Supported Optical Fiber
Maximum Data Transfer Rate 50 Gbit/s

Environmental Conditions

Minimum Operating Humidity (Non-condensing) 95%
Maximum Operating Humidity (Non-condensing) 5%

Physical Characteristics

Form Factor Plug-in Card
Bracket Height Low Profile/Full Height
Height 2.7"
Width 6.6"
Depth 0.7"

Ratings and reviews

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Shipping and returns

Free shipping on most items when you spend $100 or more. In-stock items ship on the next open shipment slot. The buy box above shows the live order-by countdown and the estimated arrival date.

Need to send it back? Start a return online with a Request RMA and our team will take care of you. Keep the original packaging. Items must be returned in the condition received.

Questions about shipping or returns? Chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.