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Rosewill 4U Rackmount Server Chassis | Expands to 12 x 3.5" HDD | Massive ATX & PCIe Compatibility | 2 x 120mm PWM Fans + 2 x 80mm PWM Fans | USB 3.2 Type-C | RSV-R4012
- Unleash the Potential of a Full 4U Platform: Experience superior expandability and thermal performance. This 4U chassis is engineered to support massive full-size ATX motherboards and high-wattage CPU coolers, providing a robust foundation for high-performance computing and storage systems.
- Massive 12-Bay Storage Capacity for Demanding Workloads: Configure up to twelve 3.5"" HDDs or SSDs, delivering petabyte-scale storage ideal for media servers, data archives, and enterprise backup solutions. This chassis transforms into the central hub for all your critical data.
- Efficient High-Airflow Thermal Management: Two 120mm PWM fans generate a robust and focused airflow path. The generous 4U internal space prevents heat buildup, ensuring your high-end components run cool, quiet, and stable even under sustained heavy loads.
- Front-Panel USB 3.2 Gen Type-C for Ultimate Convenience: Achieve transfer speeds of up to 10 Gbps with the front-accessible Type-C port. This modern connectivity solution drastically reduces backup times and streamlines workflows with compatible high-speed external drives."
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Overview
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Warranty & Returns
Warranty, Returns, And Additional Information
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Warranty Notice:
This product does not include manufacturer warranty when purchased or used outside of its designated sales region. By purchasing internationally, you acknowledge that warranty support from the manufacturer will not be available.
Manufacturer Contact Info
- Manufacturer Product Page
- Manufacturer Website
- Support Phone: 1-800-575-9885
- Support Email: techsupport@rosewill.com
- Support Website
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The Rosewill RSV-R4012 is a 4U rackmount server chassis with 12 internal 3.5-inch drive bays, suited to builders creating storage servers, media libraries, or backup systems that need substantial drive capacity.
Recommended For
- Home-lab builders moving a tower-based NAS or Unraid server into a rack, especially if they want to combine storage, media serving, and container workloads in one system.
- Home NAS and data-hoarding users who need room for a large collection of 3.5-inch drives in a single 4U rack chassis; an RSV-R4012 owner reports fitting 12 drives in a home-server build.
- Builders fitting a server into a shallow or adjustable-depth rack who value a shorter chassis over extra room behind the drives for cable routing.
- DIY server builders reusing a standard ATX motherboard and ATX power supply who want a rackmount storage build rather than a turnkey NAS appliance.
Real-World Use Scenarios
- For a home NAS that also serves a media library, install multiple hard drives and run storage software alongside services such as Plex; one RSV-R4012 owner reports using an Unraid system for both file storage and Plex.
- For a self-hosted home lab, use one rackmount system for storage and everyday services such as Docker applications, photo management, or document access; an RSV-R4012 owner describes running several of these alongside an Unraid storage array.
- When moving a tower-based home server into a rack, the RSV-R4012 can help consolidate equipment into a rackmount setup; one owner reports that its relatively short depth fit a 20-inch-deep rack, though rear cable-management space was limited.
- For a growing home archive or backup server, populate the internal drive bays over time to keep more local data in one chassis; Rosewill positions the model for media servers, data archives, and backup systems.
Spec Summary
| Attribute | Value |
|---|---|
| Best For | Rackmount server and storage builds needing 12 internal 3.5-inch drives, ATX motherboard support, and multiple fan positions |
| Form Factor And Construction | 4U rackmount chassis in black, made of SGCC steel |
| Motherboard And Component Compatibility | Supports ATX motherboards up to 12 × 9.6 inches and Mini-ATX or smaller; accommodates CPU coolers up to 158 mm, GPUs up to 280 mm, and ATX power supplies up to 180 mm long |
| Drive Bays And Expansion | 12 internal 3.5-inch drive bays and 7 expansion slots for storage and add-in cards |
| Cooling | Air cooling with positions for two front 120 mm fans and two rear 80 mm fans; two front 120 mm PWM fans are included |
| Front Panel And Indicators | Two USB 3.0 ports, one USB 3.2 Type-C port, push-button control, and power, HDD activity, and two LAN activity indicators |
| Dimensions And Weight | 19.88 inches deep × 16.85 inches wide × 6.77 inches high; weighs 26.26 pounds |
| Model Identifiers | Rosewill RSV-R4012 |