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4U Rackmount Server Chassis 8x3.5 + 3x3.5 or 2x3.5+2x2.5 Drive Bays EATX/ATX/MATX/Mini-itx Support
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  • $521.50 
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Suitable for 8-bay 8-hard drive storage server chassis with 6GB Mini SAS 8087 backplane, supporting Mini ITX motherboard
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  • $251.09 
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Suitable for 15HDD 4U rack-mount e-atx server chassis industrial storage chassis
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Suitable for 15HDD 4U rack-mount e-atx server chassis industrial storage chassis

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  • Model #: 20260720ZP7480C5JS
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  • $217.29 
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New 1769-PA4 1769PA4 Power Supply 120/240VAC Input Module New
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  • $418.69 
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Server 4U 16 Bay Manufacturer Server Rackmount Server Chassis Steel 1.2mm SAS/SATA Backplane with Optional Interface
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  • $565.69 
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2U Short 350mm Depth Rackmount Server Chassis with Aluminum Front Panel  Industrial Computer Case, Dustproof, DIY-Friendly Case
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  • $577.99 
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Applicable to 2U rack-mount chassis RC2650L rack server chassis L=650MM
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Applicable to 2U rack-mount chassis RC2650L rack server chassis L=650MM

Limited time offer, ends 08/30

  • Model #: 20260720ZP7477C5JS
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  • $203.20 
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PC PSU for Great Wall AMD SFX Quiet Small Power Supply 220W Power Supply GW-MATX250
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  • $151.54 
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Bay 2.5" backplane 8/SAS/SATA with 4x8654-8I and 2x8643 for 2U 25-bay server chassis
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Bay 2.5" backplane 8/SAS/SATA with 4x8654-8I and 2x8643 for 2U 25-bay server chassis

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  • Model #: 20260720ZP7476C5JS
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  • $199.09 
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for H1U-6200P 200W 1U Server Industrial Control Industrial Power supply
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for DPS-500LB A 500W hot-Plug redundant Power Supply DPS-500LB A Power Supply
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  • $375.89 
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PSU for Turbo-Cool Edge -5V 1U 300W Power Supply 300 1U-PFC T30U-HY1
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for SDU60-02 Booster Controller Communication Power Module Server Power Supply
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  • $366.79 
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Server Chassis Guide: Build Your Ideal IT Infrastructure

The server chassis is the backbone of your server setup, housing critical components and ensuring optimal performance. Choose the right chassis to optimize space, airflow, and expandability. Let's explore your options:

Server Chassis by Form Factor

  • Tower Chassis: Versatile and expandable, perfect for growing businesses requiring flexibility and increased storage capacity.
    • Sizes: Full Tower (maximum space), Mid Tower (balanced), Mini Tower (space-saving)
  • Rackmount Chassis: Designed for high-density data centers and server rooms, maximizing space utilization and simplifying cable management.
    • Sizes: Measured in rack units (U), typically 1U, 2U, or 4U
  • Blade Chassis: Ultra-compact and modular, ideal for large-scale deployments where high compute density and shared infrastructure are priorities.

Server Chassis by Brand: Top Manufacturers

  • Rosewill: Budget-friendly, reliable chassis with a focus on rackmount solutions for small to medium businesses.
  • Supermicro: High-performance, enterprise-grade chassis known for their build quality, advanced features, and customization options.
  • Chenbro: Durable and versatile chassis offering a range of form factors and configurations for various IT environments.
  • iStarUSA Group: Specializes in storage-dense chassis with hot-swappable bays and robust cooling solutions.

Server Chassis Buying Guide: Key Technical Considerations

  1. Form Factor: Choose based on your deployment environment, space constraints, and future growth plans.
  2. Size (U) (for rackmounts): Select the appropriate height to fit your rack and server configuration.
  3. Expandability: Consider available drive bays, PCIe slots, and memory capacity for future upgrades.
  4. Cooling: Ensure adequate airflow and fan options to maintain optimal operating temperatures for your components.
  5. Power Supply: Choose a power supply with sufficient wattage and redundancy options to meet your server's demands.
  6. Features: Look for features like hot-swappable drives, redundant power supplies, tool-less access, and cable management options to simplify maintenance and improve reliability.
  7. Brand Reputation: Opt for reputable manufacturers known for quality, reliability, and support to minimize downtime and ensure long-term performance.

Pro Tips for IT Professionals:

  • Thoroughly assess your specific workload and hardware requirements before selecting a chassis.
  • Pay close attention to compatibility with your motherboard, expansion cards, and other components.
  • Factor in future scalability needs when choosing a chassis to avoid costly upgrades down the line.
  • Consult with IT experts or refer to detailed product specifications to make an informed decision.

Bestselling Server Chassis Reviews:

MyRaceData
8/19/2026 8:15:48 AM
Sturdy and well made - roomy 4U chassis

“ This review is for the Silverstone RM44 4U rack mount server chassis ”

Silverstone RM44 4U rackmount server chassis with enhanced liquid cooling compatibility
Zachary R.
8/12/2026 9:53:40 PM
Cheap, Easy to Setup

“ This is my first 4u case and my experience putting it together has been good. ”

4U Server Chassis Rackmount, 7 PCI Slots, Ventilated Front Panel with Lockable Security Door, Heavy-Duty Industrial Computer Case
Anonymous
5/24/2026 3:51:18 AM
Thick-Guage Sheet Metal with Good Fan Support and Side Vents

“ Good CPU cooler support by rackmount standards (Probably wont fit an NH-D12 but it fits an NH-D12L perfectly) ”

Athena Power RM-4UWIN525 Black 1.2mm SECC 4U Rackmount Server Case Mini-Redundant 2U Micro Redundant PS2 Single 3U Single 8 External 5.25" Drive Bays
Trevor S.
5/14/2026 6:21:38 PM
Rack mount on a budget

“ At the time of writing this case undercuts competitor budget rack mount 4U cases by . ”

4U Server Chassis Rackmount, 7 PCI Slots, Ventilated Front Panel with Lockable Security Door, Heavy-Duty Industrial Computer Case
Anonymous
10/17/2025 7:22:05 AM
Sturdy Case

“ Supermicro makes great and sturdy cases. ”

Supermicro Case CSE-731I-404B Mini-tower chassis 2x5.25" External HDD Drive Bays and 4x 3.5" Internal HDD Drive Bays 400W
Michael M.
4/11/2025 4:03:16 AM
Good case, especially when on sale - RSV-L4000U

“ There's not a lot of info from Rosewill about this case and what you can fit in it. ”

Rosewill 4U Server Chassis Rackmount Case | 8 x 3.5" HDD Bays + 3 x 5.25" Devices | E-ATX Compatible | 5 x Front 120mm Fans | 2 x Rear 80mm Fans | 2 x USB 3.0 | Front Panel Lock | Silver/Black - RSV-L4000U
Anonymous
4/6/2025 12:51:34 PM
Great chasis for ATX rack mounted server/pc

“ A large PC style ATX PSU will likely extend over the CPU socket (I was using a 1600w seasonic); meaning you will have to use an AIO/water cooling setup for the CPU, or at a minimum a 2u height cooler (this is on an ATX MB). ”

Rosewill 4U Server Chassis | Supports up to 4 GPUs | 8 Hot-Swap 3.5"/2.5" SATA/SAS up to 12Gbps | E-ATX Compatible | 3 x 12038 Hot-Swap Fans | 2 x Rear 8038 Fans | USB 3.2 Type-C | With Rail Kit | Ideal for AI Servers
Frank from PA.
1/11/2025 4:17:11 PM
Great quality!

“ I use this case to house the computer for my media production within my rack system. ”

CHENBRO RM42300-F 1.2 mm SGCC 4U Rackmount Server Case 3 External 5.25" Drive Bays