Product information
๐๏ธ Product Name
SYNOLOGY E25G21-F2 โ Dual-Port 25GbE SFP28 PCIe 3.0 x8 Ethernet Adapter, Link Aggregation, Low-Latency, Full Height Bracket
๐ฆ Product Overview
The Synology E25G21-F2 is a high-performance dual-port 25GbE network interface card designed to upgrade compatible Synology NAS systems. With two SFP28 ports and PCIe 3.0 x8 interface, it supports IEEE 802.3by standards and auto-negotiation across multiple speeds (25G/10G/1G). Ideal for bandwidth-intensive tasks such as virtualization, backup, and large-scale file transfers, it enables link aggregation and failover support for enhanced performance and reliability. Includes full-height bracket for rackmount deployment.
๐ Top Highlights
โก Dual 25GbE SFP28 Ports โ Up to 50 Gbps aggregate bandwidth
๐ PCIe 3.0 x8 Interface โ High-speed bus compatibility
๐ Auto-Negotiation โ Supports 25G / 10G / 1G
๐ Link Aggregation & Failover โ Boosts performance and resilience
๐ก๏ธ IEEE 802.3by & 802.3x โ Standards-compliant and reliable
๐ Technical Details
| Specification | Details |
|---|---|
| Model | E25G21-F2 |
| Interface | PCIe 3.0 x8 |
| Ports | 2 ร SFP28 (25GbE) |
| Supported Speeds | 25G / 10G / 1G |
| Standards | IEEE 802.3by, IEEE 802.3x |
| Bracket Height | Full Height |
| Dimensions | 120.2 ร 68.1 ร 18.6 mm |
| Operating Temp | 0ยฐC to 40ยฐC |
| Storage Temp | -20ยฐC to 60ยฐC |
| Warranty | 5-Year Limited Warranty |
๐ก Why You Should Buy It
โ
Dual-port 25GbE for ultra-fast networking
โ
Supports multiple link speeds
โ
Ideal for high-throughput NAS environments
โ
Enterprise-grade reliability and performance
๐ฏ Recommended Use Cases
โค High-speed NAS file transfers
โค Virtualization and backup workloads
โค Enterprise network upgrades
โค 25GbE migration with redundancy
๐ฆ What's Included
๐งฉ E25G21-F2 Ethernet Adapter
๐ฉ Full Height Bracket
๐ Quick Installation Guide
๐ค Customer Assurance
๐ก๏ธ Warranty / Guarantee: 5-Year Manufacturer Warranty
๐ Returns Policy: As per standard reseller terms
๐ Shipping Info: Tracked delivery via trusted logistics
๐ Support: Synology technical support and authorized resellers
๐ Call to Action
Upgrade your NAS with dual-port 25GbE โ blazing fast, future-ready, and built for enterprise-grade performance.
Thanks for choosing โ YOUR TRUSTED IT PARTNER.
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Specifications
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