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PSU for 1U 350W Power Supply GIN-6350P G1N-6350P R2G-6350P
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PSU for IEI Flex Small 1U 20Pin 200W Power Supply ACE-816A
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PSU for 1U 250W Switching Power Supply GW-EPS1U250HC-DH
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S-1000-24 1000W, 42A, 24V DC Power Supply
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PSU for FSP 1U 250W Power Supply FSP250-60WS1
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PSU for Flex NAS Small 1U 250W Power Supply HK353-11UEP
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SP382-TS for 380W 1U Redundant Power Supply PWS-0050-M
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PSU for R-Senda Micro 200W Power Supply SD-S250SA
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PSU for IPC-810E -5V -12V 250W Power Supply HK350-15AP
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for FSP460-701UG 80PLUS 460W 1U Power Supply
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for S3900/S5500T/S5600T Power Supply 650W HSP650-S12A
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1600SC Redundant Power Supply 450W DPS-450FB
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PWS-2K04A-1R for 2000W 1U Redundant Power Supply
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SE-450-5 AC/DC Power Supply Single-Out 5V 75A 375W 9-Pin
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Emacs M1W-6500P 500W HotSwap Power Supply B011300017
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PSU for 1U 300W Switching Power Supply ST-300U-AC
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for V440 DPS-680CB A 3001501 300-1851 3001851 Power Supply
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PSU for ATX 500W Switching Power Supply ATX-0650AG2
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Power Supply L350E-S1 80 Plus 350w Server Switching
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1 PCS New Sealed 1746-P1 SER Power Supply Module 1746P1 New
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Samlex - SEC-1212-XTL-MID - Power Supply, XTL Mid Power Radios, (Each)
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PSU for 1U 400W Switching Power Supply HK500-11UEP
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PC PSU for TG PCI-E Rated 500W Peak 750W Power Supply TG750
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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:

Anonymous
2/18/2026 3:21:35 PM
Great budget 2U chassis

β€œ Really great 2U chassis for the price. ”

Rosewill 2U Server Chassis Rackmount Case | 4 3.5" HDD Bays | Micro-ATX Compatible |3 x 80mm PWM Fans | 2x USB 3.0 | Silver/Black - RSV-Z2600U
Anonymous
10/17/2025 7:22:05 AM
Sturdy Case

β€œ 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
George B.
9/11/2025 7:31:14 AM
Amazing 2U case.

β€œ I usually build in 4U cases, but this was a very well designed 2U case making the build process very easy. ”

Rosewill 2U Server Chassis Rackmount Case | 4 3.5"/2.5" HDD, 1 5.25" Device | Micro-ATX Compatible | 2 x 80mm PWM Fans | 2x USB 3.0 | Silver/Black - RSV-Z2700U
Adrian H.
7/31/2025 8:06:49 PM
Supports big radiators. Pretty good, but a few niggles

β€œ One day the issue with it not aligning properly to 4U might be a problem, but for now...I have space. ”

Rosewill 4U Server Chassis Rackmount Case | 15 3.5" HDD Bays | E-ATX Compatible | 6 Front 120mm Fans, 2 Rear 80mm Fans | 2x USB 3.0 | Front Panel Lock and Key | Silver/Black - RSV-L4500U
tim1724
5/20/2025 7:23:19 PM
Well built, flexible for wide array of applications

β€œ My main reason for choosing it was that I needed a cheap GPU server using consumer grade cards (Geforce RTX 3090) which don't fit in a typical server chassis. ”

SUPERMICRO SuperChassis CSE-745BAC-R1K23B 4U Tower Server Chassis
Michael M.
4/11/2025 4:03:16 AM
Good case, especially when on sale - RSV-L4000U

β€œ 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 3.5" HDD Bays, 3 5.25" Devices | E-ATX Compatible | 5 Front 120mm Fans, 2 Rear 80mm Fans | 2x 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

β€œ 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|3x 12038 Hot-Swap Fans, 2 Rear 8038 Fans|USB 3.2 Type-C|With Rail Kit|Ideal for AI Servers
Paul H.
10/16/2024 5:45:39 AM
Not bad but a lot of gotchas

β€œ Compact for a rack mount case ”

iStarUSA D-314-MATX Black 3U Rackmount Chassis ATX Power Supply Compatible