Synology M2D20 Expansion Card

The Synology M2D20 M.2 NVMe SSD Adapter Card is a Synology expansion card designed to add M.2 NVMe SSD cache support to compatible Synology NAS systems.

With a PCIe 3.0 x8 host bus interface, support for M.2 22110 and 2280 NVMe SSDs, 2 x M-key slots, and low-profile and full-height bracket support, the M2D20 is built for supported Synology environments that require improved I/O performance and faster responsiveness for latency-sensitive workloads.

Product Overview

The Synology M2D20 is designed for compatible Synology NAS systems that support M.2 NVMe SSD cache expansion through a PCIe add-in card.

It allows users to install up to two supported M.2 NVMe SSDs without occupying standard drive trays, helping improve performance and responsiveness for workloads that rely on frequent data access.

When used with compatible Synology systems and supported NVMe SSDs, the M2D20 is suitable for improving I/O performance in storage environments such as business file sharing, backup workflows, virtualization, databases, and other latency-sensitive applications.

Key Features

• Synology M.2 NVMe SSD adapter card
• Supports up to two M.2 NVMe SSDs
• PCIe 3.0 x8 host bus interface
• NVMe storage interface
• 2 x M-key M.2 slots
• Supports M.2 22110 form factor
• Supports M.2 2280 form factor
• Adds SSD cache capability without using standard drive trays
• Includes support for low-profile and full-height brackets
• Designed for compatible Synology NAS systems
• Suitable for latency-sensitive storage workloads
• Compact 71.75mm x 181.9mm x 15.8mm design
• Backed by a 5-year warranty

Recommended Use Cases

• Synology NAS SSD cache expansion
• NAS performance upgrades
• Latency-sensitive applications
• Business file sharing environments
• Backup and storage workflows
• Frequently accessed data workloads
• Virtualization storage support
• Database storage acceleration
• Compatible Synology NAS deployments
• Supported Synology storage optimization workflows

Specifications

• Brand: Synology
• Model: M2D20
• Product Type: M.2 NVMe SSD Adapter Card
• Host Bus Interface: PCIe 3.0 x8
• Storage Interface: NVMe
• Supported M.2 Form Factors: 22110 / 2280
• Connector Type: M-key
• Number of Slots: 2
• Bracket Height: Low-profile and full-height
• Dimensions: 71.75mm x 181.9mm x 15.8mm
• Operating Temperature: 0°C to 40°C
• Storage Temperature: -20°C to 60°C
• Relative Humidity: 5% to 95% RH
• Warranty: 5 Years

Performance and Reliability Features

• Adds M.2 NVMe SSD cache support to compatible Synology NAS systems
• Supports up to two M.2 NVMe SSDs for storage acceleration workflows
• Helps improve I/O performance and responsiveness for supported latency-sensitive applications
• Allows NVMe SSD cache deployment without occupying standard NAS drive trays
• Supports M.2 22110 and 2280 NVMe SSD form factors
• Low-profile and full-height bracket support for compatible installations
• Designed for Synology systems and compatible Synology storage environments
• 5-year warranty support

Compatibility Note

Please check that the Synology M2D20 is compatible with your Synology NAS model and DSM version before ordering.

This product is an M.2 NVMe SSD adapter card and must be installed into a compatible Synology NAS system with supported PCIe expansion.

This product supports M.2 NVMe SSDs only. It does not support M.2 SATA SSDs.

M.2 SSDs are not included unless specifically stated by the seller.

Before ordering, please confirm:

• Your Synology NAS supports the M2D20
• Your NAS has the required PCIe expansion support
• Your selected M.2 NVMe SSDs are compatible with your Synology NAS and M2D20 setup
• Your selected SSD form factor is supported
• Your intended SSD cache use case is supported by your NAS model
• Your DSM version and storage configuration meet Synology compatibility requirements

What’s in the Box

• Synology M2D20 M.2 NVMe SSD Adapter Card