HP QR491-63012 Bay Hdd Psu Controller Drive M6720 4U 24X 3.5 2X B1

( Brand: Hp ), ( Manufacturer Part Number: QR491-63012 ), ( Part Type: Controller Drive ), ( Grade: B F3 ), ( Drive Type: 3.5 ), ( Drive Caddy: Caddy Present ), ( Drive Interface: Sas ), ( Drive Bays: 24 ), ( Power Supply Wattage: 580w ), ( Enclosure Interface: Sas 6 )

Review HP 4u 24x 3.5 Inch Bay No Hdd 2x Psu Controller Drive Array B1

The HP QR491-63012 M6720 4U 24x 3.5-inch B1 Rackmount DAS Enclosure is a high-capacity storage solution designed for data centers and other enterprise environments. This enclosure supports up to 24 standard 3.5-inch hard disk drives (HDDs), providing ample space for expanding your data storage capacity.

The M6720 enclosure comes equipped with two independently configurable, redundant power supplies (PSUs), ensuring uninterrupted power to the HDDs. Each PSU features a hot-plug design, enabling maintenance and replacement without disrupting the system.

This 4U rackmount enclosure boasts a robust construction with a tool-less design for easy installation and servicing of the HDDs. The front bezel is removable, allowing quick access to the drives, while the side panels slide out for additional convenience.

The enclosure also features a built-in controller card, which supports RAID 0, 1, and 5 configurations. This enables data redundancy and protection against drive failures, enhancing the overall reliability of the storage system.

The HP QR491-63012 M6720 4U 24x 3.5-inch B1 Rackmount DAS Enclosure is designed for quiet operation, making it ideal for use in environments where noise levels need to be minimized. It also supports various mounting options, including rack, floor, and wall mounting, providing versatility in deployment scenarios.

Additionally, the enclosure features a locking mechanism to secure the HDDs, ensuring data security and physical protection. It also supports various data transfer interfaces, including USB, eSATA, and iSCSI, allowing for flexible connectivity options.

In summary, the HP QR491-63012 M6720 4U 24x 3.5-inch B1 Rackmount DAS Enclosure is a robust, high-capacity storage solution that offers flexibility, reliability, and data security. Its tool-less design, support for various RAID configurations, and quiet operation make it a valuable addition to any enterprise storage infrastructure.

The HP QR491-63012 M6720 4U 24x 3.5-inch B1 server rack enclosure with 2x PSU and HDD controller is a popular choice for businesses and data centers that require high-density storage solutions. This enclosure supports up to 24 hot-swappable 3.5-inch hard drives and comes with two power supplies (PSUs) and a built-in HDD controller. Here are some pros and cons of purchasing this product:

1. High-Density Storage: The enclosure supports up to 24 hot-swappable hard drives, making it an ideal choice for businesses and data centers that require large amounts of storage.

2. Built-in Controller and Power Supplies: The enclosure comes with a built-in HDD controller and two power supplies, which reduces the need for additional components and simplifies the installation process.

3. Hot-Swappable Drives: The hot-swappable design allows for the replacement of drives without having to power down the entire enclosure, reducing downtime and increasing productivity.

4. Redundant Power Supplies: The enclosure comes with two power supplies, providing redundancy and ensuring that the data remains available even if one power supply fails.

5. Tool-less Design: The tool-less design of the enclosure makes it easy to install and maintain drives, saving time and resources.

1. Cost: The HP QR491-63012 M6720 is a high-end product, and its price point may be a barrier for small businesses or individuals with limited budgets.

2. Size: The 4U form factor of the enclosure may be too large for some data centers or racks that have limited space.

3. Complexity: While the built-in controller and power supplies simplify the installation process, they also add complexity to the system, which may require additional expertise to manage and maintain.

In conclusion, the HP QR491-63012 M6720 4U 24x 3.5-inch B1 server rack enclosure with 2x PSU and HDD controller is an excellent choice for businesses and data centers that require high-density storage solutions and redundancy. Its hot-swappable design, tool-less design, and built-in controller and power supplies simplify the installation and maintenance process. However, its high cost and size may be a barrier for some.

If you are a business or data center that requires high-density storage solutions and redundancy, the HP QR491-63012 M6720 4U 24x 3.5-inch B1 server rack enclosure with 2x PSU and HDD controller is an excellent choice. Its hot-swappable design, tool-less design, and built-in controller and power supplies simplify the installation and maintenance process. However, if cost or size is a concern, you may want to consider alternative solutions with lower density or fewer built-in components.

Details:

Missing one ear cover.: model: QR491-63012. 2x QR491-04400 SAS 6 storage Controller. Comes with a 30-day warranty.

Don't see something you like. Manufacturer: HP. It is not the final cosmetic condition. This is not about an item Select Enter number.

Location: USA. Quick Handling and Response Times. Quality Tested Used Products You Can Afford. Grading Notes: Includes 24 caddies.

part #: qr49163012 prices

• $165.18-$299.95

specifications chompiserver:

• brand: Hp
• mpn: Qr491-63012
• part type: Controller Drive
• grade: B F3
• drive type: 3.5
• drive caddy: Caddy Present
• drive interface: Sas
• drive bays: 24
• power supply wattage: 580w
• enclosure interface: Sas 6

returns chompiserver:

• time: 30 Days
• paid by: Buyer
• policy: Returns Accepted
• method: Money back

offer chompiserver:

• sold: 0
• best offers: True
• quantity: 1
• started: October 14, 2025
• options: Ship-to-home
• availability: In Stock

seller chompiserver:

• # reviews: 33820
• city: Evansville, Indiana
• rating: 99.2%

payments chompiserver:

• wallet: Apple-pay
• other
• credit card: Visa

shipping chompiserver:

• class: Standard
• service: UPS Ground
• cost: $0.00
• transit: 2-6 Days
• carrier: UPS
• type: Calculated

general chompiserver:

• condition: Used
• Enterprise Networking, Servers > Servers, Clients Terminals > Computer Servers

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