Server Adapters

LRNV9EN4
PCIe 4.0 x4 1*E1.S NVMe Adapter

Converts a PCIe 4.0 x4 slot to an EDSFF interface for connecting EDSFF SSDs.

PCIe Gen3/Gen4 Compatibility System or Data Disk Usage Optimal Performance in Gen3+ Slots Flexible Bracket Options
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Overview Specifications Version Query

Product Overview

When server storage density demands exceed available drive bays, fitting high-performance NVMe SSDs into compact systems becomes a challenge. The LRNV9EN4 addresses this by adapting a single PCIe 4.0 x4 slot to an EDSFF connector, enabling direct attachment of one EDSFF NVMe SSD without sacrificing multiple PCIe slots.

With a single EDSFF device connector and PCIe 4.0 x4 host bus, the card delivers a streamlined connection for modern EDSFF SSDs — this eliminates the need for bulky carrier boards, simplifying storage expansion in space-constrained servers. Its 140×50mm footprint and 89.5g weight further reduce physical overhead, while support for both full-height and half-height brackets ensures compatibility with standard chassis.

Ideal for adding boot or data storage in servers and workstations, the adapter can function as a system disk when paired with an NVMe‑boot capable motherboard. Install it in a PCIe Gen3 or higher slot for optimal transmission performance, providing a simple and reliable path to NVMe storage scalability.

PCIe Gen3/Gen4 Compatibility

Supports PCIe Gen3 and Gen4 motherboards, backward compatible with Gen2 and Gen1 for broad platform support.

System or Data Disk Usage

Functions as a system disk when paired with an NVMe boot-capable motherboard, or as a data disk for additional storage.

Optimal Performance in Gen3+ Slots

Recommended installation in PCIe Gen3 or above slots ensures maximum transmission performance.

Flexible Bracket Options

Includes both full-height and half-height brackets to fit standard chassis form factors.

Technical Specifications

Complete technical details for integration and deployment planning.

Hardware

LRNV9EN4 - Hardware Specifications
Model LRNV9EN4
Number of devices 1 (Built-in)
Connect to the bus PCI Express 4.0 x4
Compatible device types EDSFF
Interface EDSFF
Device Connector EDSFF
Host Bus PCI Express 4.0 x4

Working Environment

LRNV9EN4 - Working Environment Specifications
Humidity 15%-95%
Operating Temperature 0℃-70℃ (32℉-158℉)
Storage Temperature -25℃-80℃ (-13℉-176℉)

Physical Properties

LRNV9EN4 - Physical Properties Specifications
Product Size 140*50 mm
Product Weight 89.5 g

Hardware Warranty

LRNV9EN4 - Hardware Warranty Specifications
Warranty Period 2 years

Packaging Information

LRNV9EN4 - Packaging Information Specifications
Package Weight 137.5 g
Included Accessories PCIe 4.0 x4 1*E1.S NVMe Adapter, Full-height bracket (installed), Half-height bracket

Version Identification & Query

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