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iStarUSA S-35EX Black Material of Front Bezel	: Aluminum 4mm
Material of Main Chassis: SECC 0.8mm Tower Compact Stylish 3x 5.25" Bay mini-ITX Tower
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iStarUSA S-35EX Black Material of Front Bezel : Aluminum 4mm Material of Main Chassis: SECC 0.8mm Tower Compact Stylish 3x 5.25" Bay mini-ITX Tower
  • Brand: iStarUSA
  • Color: Black
  • Case Material: Material of Front Bezel : Aluminum 4mm Material of Main Chassis: SECC 0.8mm
  • Chassis Type: Tower
  • Model #: S-35EX
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  • $219.99 –
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Rm42-502 4U Rackmount Server Chassis With Liquid Cooling Compatibility Rm42-502-X
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  • $389.50 - $391.46
iStarUSA D-400L-7 Black Aluminum / Steel 4U Rackmount High Performance Chassis - Black Bezel
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iStarUSA D-400L-7 Black Aluminum / Steel 4U Rackmount High Performance Chassis - Black Bezel
  • Brand: iStarUSA
  • Color: Black
  • Case Material: Aluminum / Steel
  • Form Factor: 4U
  • Model #: D-400L-7
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  • $299.99 –
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iStarUSA D-200 Black Material of Front Bezel: Aluminum alloy
Material of Handle: SECC Zinc-Coated Steel
Material of Main Chassis: 1.2mm SECC Zinc-Coated Steel (Japan Made) 2U Rackmount Compact Stylish
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iStarUSA D-200 Black Material of Front Bezel: Aluminum alloy Material of Handle: SECC Zinc-Coated Steel Material of Main Chassis: 1.2mm SECC Zinc-Coated Steel (Japan Made) 2U Rackmount Compact Stylish
  • Brand: iStarUSA
  • Color: Black
  • Case Material: Material of Front Bezel: Aluminum alloy Material of Handle: SECC Zinc-Coated Steel Material of Main Chassis: 1.2mm SECC Zinc-Coated Steel (Japan Made)
  • Form Factor: 2U
  • Model #: D-200
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  • $189.99 –
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iStarUSA D-118V2-ITX Black Metal / Aluminum 1U Rackmount Compact Server Chassis
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iStarUSA D-118V2-ITX Black Metal / Aluminum 1U Rackmount Compact Server Chassis
  • Brand: iStarUSA
  • Color: Black
  • Case Material: Metal / Aluminum
  • Form Factor: 1U
  • Model #: D-118V2-ITX
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  • $149.99 –
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Athena Power RM-3U3046X808 3U Black Rackmount EATX Chassis 4 x 5.25" Drive Bays 800W 80 PLUS BRONZE
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Athena Power RM-3U3046X808 3U Black Rackmount EATX Chassis 4 x 5.25" Drive Bays 800W 80 PLUS BRONZE

Limited time offer, ends 05/10

  • Brand: Athena Power
  • Color: Black
  • Form Factor: 3U
  • Chassis Type: Rackmount
  • Model #: RM-3U3046X808
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  • $238.00 –
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Streacom ST-BC1V2MINIS BC1 V2 MINI, Extruded Aluminum Benchtable - Silver
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  • $176.40 –
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for AC290EM-01 DP/N: NFX6T T20 T30 T1700 T3620 Workstation Power Supply
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  • $39.99 –
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1PCS SKM300GA123D Power Supply Module New
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  • Β 
  • $157.99 –
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Silverstone RM21-308 2U Rackmount Server Chassis with 8 X 3.5 Hot Swap Bays Micro-ATX Support RM21-308-x
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iStarUSA D400-6SE-SL 4U Rackmount Compact Stylish Server Chassis - OEM
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iStarUSA D400-6SE-SL 4U Rackmount Compact Stylish Server Chassis - OEM
  • External 5.25" Drive Bays: 6
  • External 3.5" Drive Bays: 2
  • Internal 3.5" Drive Bays: 2
  • Expansion Slots: 7
  • Model #: D400-6SE-SL
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  • $239.00 –
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Supermicro SuperChassis 826BE1C-R920LPB - 2U Support - 12 Hot-swap SAS/SATA Bay
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Supermicro
Supermicro SuperChassis 826BE1C-R920LPB - 2U Support - 12 Hot-swap SAS/SATA Bay

OUT OF STOCK

  • Brand: SUPERMICRO
  • Color: Silver
  • Form Factor: 2U
  • Chassis Type: Desktop
  • Model #: CSE-826BE1C-R920LPB
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iStarUSA D-400 Black Aluminum / Steel 4U Rackmount Compact Stylish Chassis - Black Bezel
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iStarUSA D-400 Black Aluminum / Steel 4U Rackmount Compact Stylish Chassis - Black Bezel
  • Brand: iStarUSA
  • Color: Black
  • Case Material: Aluminum / Steel
  • Form Factor: 4U
  • Model #: D-400
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  • $349.99 –
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Supermicro Case CSE-731I-404B Mini-tower chassis 2x5.25" External HDD Drive Bays and 4x 3.5" Internal HDD Drive Bays 400W
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Supermicro Case CSE-731I-404B Mini-tower chassis 2x5.25" External HDD Drive Bays and 4x 3.5" Internal HDD Drive Bays 400W
  • Motherboard Compatibility: Micro ATX
  • Front Ports: 2 x USB 3.0
  • Brand: SUPERMICRO
  • Color: Black
  • Model #: CSE-731I-404B
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Streacom ST-BC1V2MINIB BC1 V2 MINI, Extruded Aluminum Benchtable - Black
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  • Β 
  • $176.40 –
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Tripp Lite SRWO16US Wallmount Open Frame Rack 16U 2-Post Hinged Front Heavy Duty
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Tripp Lite SRWO16US Wallmount Open Frame Rack 16U 2-Post Hinged Front Heavy Duty
  • Brand: Tripp Lite
  • Color: Black
  • Form Factor: 16U
  • Chassis Type: Desktop
  • Model #: SRWO16US
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SUPERMICRO CSE-826BE1C4-R1K23LPB 2U Rackmount 2U Storage Chassis with 12x 3.5" hot-swap HDD's
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Supermicro
SUPERMICRO CSE-826BE1C4-R1K23LPB 2U Rackmount 2U Storage Chassis with 12x 3.5" hot-swap HDD's

OUT OF STOCK

  • Brand: SUPERMICRO
  • Form Factor: 2U
  • Chassis Type: Rackmount
  • Motherboard Compatibility: Support motherboard up to 12" x 13", ATX, E-ATX
  • Model #: CSE-826BE1C4-R1K23LP
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CHENBRO RM41300-FS81 Black Steel / Plastic 4U Rackmount Server Case for Tesla GPU
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CHENBRO RM41300-FS81 Black Steel / Plastic 4U Rackmount Server Case for Tesla GPU

OUT OF STOCK

  • Brand: CHENBRO
  • Color: Black
  • Case Material: Steel / Plastic
  • Form Factor: 4U
  • Model #: RM41300-FS81
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  • $243.99 –
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iStarUSA D-400-6 Black Aluminum / Steel 4U Rackmount Compact Stylish Chassis
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iStarUSA D-400-6 Black Aluminum / Steel 4U Rackmount Compact Stylish Chassis
  • Brand: iStarUSA
  • Color: Black
  • Case Material: Aluminum / Steel
  • Form Factor: 4U
  • Model #: D-400-6
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  • $399.99 –
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iStarUSA D-260HN Black Aluminum 2U Rackmount Compact 6x 3.5" Bay Trayless Hotswap microATX Chassis
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iStarUSA D-260HN Black Aluminum 2U Rackmount Compact 6x 3.5" Bay Trayless Hotswap microATX Chassis
  • Brand: iStarUSA
  • Color: Black
  • Case Material: Aluminum
  • Form Factor: 2U
  • Model #: D-260HN
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  • $549.99 –
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iStarUSA D-400-6-Blue Steel 4U Rackmount Compact Stylish Server Chassis
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iStarUSA D-400-6-Blue Steel 4U Rackmount Compact Stylish Server Chassis
  • Brand: iStarUSA
  • Case Material: Steel
  • Form Factor: 4U
  • Chassis Type: Rackmount
  • Model #: D-400-6-Blue
  • Β 
  • $349.99 –
  • Free Shipping
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iStarUSA D-118V2-ITX-DT Black Metal / Aluminum 1U Compact Desktop/Server Chassis
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iStarUSA D-118V2-ITX-DT Black Metal / Aluminum 1U Compact Desktop/Server Chassis
  • Brand: iStarUSA
  • Color: Black
  • Case Material: Metal / Aluminum
  • Form Factor: 1U
  • Model #: D-118V2-ITX-DT
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iStarUSA D-400-6-RED Material of Front Bezel:Aluminum alloy Material of Handle: 1.2mm SECC Zinc-Coated Steel Material of Main Chassis: 1.2mm SECC Zinc-Coated Steel ( Japan Made ) 4U Rackmount Compact
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iStarUSA D-400-6-RED Material of Front Bezel:Aluminum alloy Material of Handle: 1.2mm SECC Zinc-Coated Steel Material of Main Chassis: 1.2mm SECC Zinc-Coated Steel ( Japan Made ) 4U Rackmount Compact
  • Brand: iStarUSA
  • Case Material: Material of Front Bezel:Aluminum alloy Material of Handle: 1.2mm SECC Zinc-Coated Steel Material of Main Chassis: 1.2mm SECC Zinc-Coated Steel ( Japan Made )
  • Form Factor: 4U
  • Chassis Type: Rackmount
  • Model #: D-400-6-RED
  • Β 
  • $399.99 –
  • Free Shipping
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iStarUSA D-414L-7 Black Aluminum / Steel 4U Rackmount 14 Slots Industrial PC Chassis
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iStarUSA D-414L-7 Black Aluminum / Steel 4U Rackmount 14 Slots Industrial PC Chassis
  • Brand: iStarUSA
  • Color: Black
  • Case Material: Aluminum / Steel
  • Form Factor: 4U
  • Model #: D-414L-7
  • Β 
  • $499.99 –
  • Free Shipping
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iStarUSA D-414 Black Aluminum / Steel 4U Rackmount 14 Slots Industrial PC Chassis
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iStarUSA D-414 Black Aluminum / Steel 4U Rackmount 14 Slots Industrial PC Chassis
  • Brand: iStarUSA
  • Color: Black
  • Case Material: Aluminum / Steel
  • Form Factor: 4U
  • Model #: D-414
  • Β 
  • $259.00 –
  • Free Shipping
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iStarUSA D-300 Black Aluminum / Steel 3U Rackmount Compact Stylish Chassis - Black Bezel
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iStarUSA D-300 Black Aluminum / Steel 3U Rackmount Compact Stylish Chassis - Black Bezel
  • Brand: iStarUSA
  • Color: Black
  • Case Material: Aluminum / Steel
  • Form Factor: 3U
  • Model #: D-300
  • Β 
  • $399.99 –
  • Free Shipping
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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