# HDD HGST 4TB 3.5" SAS HUS724040ALS640-RFB

**URL:** https://aio.lv/en/product--hitachi-hus724040als640-rfb--1984375
**Data updated:** 2026-01-12 19:29 (EET)
**Category:** Hard Disk Drives (HDD)
**Manufacturer:** HITACHI
**Manufacturer code:** HUS724040ALS640-RFB
**EAN:** 5706998329585
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

The HGST 4TB SAS HDD offers high performance and reliability for enterprise storage solutions. With a 64MB cache and a 7200 RPM speed, it ensures fast data access and transfer rates. This 3.5-inch drive is designed for heavy workloads and is ideal for data centers and servers. Its SAS interface provides enhanced data integrity and error recovery capabilities, making it a robust choice for critical applications.

## Long description

The HDD HGST 4TB 3.5" SAS HUS724040ALS640-RFB is a 3.5-inch enterprise-class hard disk drive from HITACHI (HGST) designed for server and data center environments. With 4 TB capacity, a 7200 RPM spindle speed and a 64 MB cache, the drive provides sustained throughput and low latency for mixed and sequential workloads. The SAS interface offers full-duplex data transfer, improved error recovery and enhanced data integrity features expected in enterprise storage arrays. The drive is suitable for deployment in RAID arrays, JBOD enclosures and scale-out storage systems that require robust performance under continuous operation.
Advantages
The HGST 4TB SAS drive combines high capacity with a 7200 RPM rotational speed and a 64 MB cache to support faster read/write operations compared with lower-RPM models. The SAS interface ensures greater reliability and advanced error handling compared to typical SATA drives, making it appropriate for enterprise-grade deployments. The drive is engineered for high workload rates and continuous operation, offering consistent performance and compatibility with common server RAID controllers and storage platforms.
Suitable for
Enterprise servers and rack-mounted storage systems
Database and virtualisation workloads
RAID arrays and redundant storage configurations
Backup and archival systems requiring large capacity
Scale-out storage and NAS solutions in mixed-workload environments
Key specifications
Brand: HITACHI (HGST)
Model / MPN: HUS724040ALS640-RFB
Capacity: 4 TB
Form factor: 3.5-inch
Interface: SAS
Rotational speed: 7200 RPM
Cache: 64 MB
EAN: 5706998329585
How to use
Install the HDD into a compatible 3.5-inch drive bay or hot-swap caddy following the server or storage enclosure manufacturer’s instructions. Connect the SAS data and power interfaces to the host controller or backplane, then configure the drive within the operating system or RAID controller utility. For RAID deployments, follow the recommended RAID level and stripe size guidelines for your workload. Monitor drive health and SMART attributes regularly using supported management tools to detect early signs of degradation.
Usage recommendations
Use the HGST 4TB SAS drive in enterprise-class environments where sustained throughput and reliable error recovery are required. Maintain proper airflow and ambient temperature within the server chassis, perform regular firmware updates as provided by the vendor, and include the drive in routine backup and monitoring procedures to ensure long-term data integrity.

## FAQ

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Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All HITACHI products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized HITACHI service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

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