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Rosewill THOR NAS - Full Tower Workstation Case | Server Chassis | Supports up to 11 3.5" HDD and 13 2.5" SSD | E-ATX Compatible | 1x 140mm PWM Fan | USB 3.2 Type-C | Ideal for AI Servers, DIY NAS
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Rosewill THOR NAS - Full Tower Workstation Case | Server Chassis | Supports up to 11 3.5" HDD and 13 2.5" SSD | E-ATX Compatible | 1x 140mm PWM Fan | USB 3.2 Type-C | Ideal for AI Servers, DIY NAS

+ $20 off w/ promo code FPSF875, limited offer

  • Motherboard Compatibility: 12" x 13" E-ATX; 12" x 9.6" ATX, 11.2" x 8.2" Mini-ATX and below
  • Power Supply: Supports ATX power supply
  • Internal 3.5" Drive Bays: 11
  • Expansion Slots: 10
  • Model #: THOR NAS
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  • $169.99 
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PSU for Codegen Standrad 1U 450W Switching Power Supply 300XA 200XA
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  • $310.99 
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PSU for AIO Flex NAS Pos Small 1U 150W Switching Power Supply HK250-96FP
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  • $210.99 
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PSU for AIO Flex POS Small 1U 150W Switching Power Supply ST-150FUB ST-150FUB-05E
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  • $217.99 
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PSU for R-Senda SFX Micro HTPC AIO 180W Power Supply P4-300S yx-300b hl-300k hy-300a
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  • $258.99 
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PSU for FSP E200 CP5141 Small 1U 250W Power Supply PS8-250FATX-XE FSP250-50GUB EFAP-M251
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  • $298.99 
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HKI350-120NB for Industrial Power Supply 350W single output 12V
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  • $227.99 
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PSU for Flex NAS Small 1U -5V S3 250W Power Supply LMJD-2500
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  • $301.99 
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PSU for DL320G6 DL120G6 DL120G7 400W Power Supply DPS-400AB-4 A 509006-001 536403-001
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  • $300.99 
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ALTRONIX AL600ULXB Power Supply/Charger Board 115V-AC 12/24V-DC D587431
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  • $320.99 
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PSU for SPI with P6 300W Switching Power Supply FSP300-60PFN12V
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  • $383.99 
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for 6268 53P4832 39J2781 DPS-435CB A 7311-D20 Power Supply 435W
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  • $303.99 
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LTS DV-AT1212A-D18P 18 Ports 12 Amp PTC Power Supply Box for CCTV
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  • $212.99 
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S8FS-C01505J Switching Power Supply S8FSC01505J Sealed in Box 1 Year Warranty
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  • $391.99 
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PSU for EVOC ATX 810 820 250W Power Supply PS-7270B PS-7270B/ATX
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  • $288.99 
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PSU for Poe 700W Switching Power Supply DPS-700EB J DPS-700EB A DPS-700EB C DPS-700EB G
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  • $278.99 
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for YM-3591A 592267-001 573W MSA2000 P2000G3 Disk Enclosure Power Supply
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  • $234.99 
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1734-EP24DC Expansion Power Supply Module 1734-EP24DC PLC Module Sealed in Box
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  • $304.99 
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250W Power Supply FSP250-50LC / FSP250-50GUB / PS8-250FATX-XE
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  • $227.99 
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Industrial Switching Power Supply for FSA035 GW-CRPS550N 550W Fully Tested
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  • $244.99 
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PA-4501-1 for Z2 G4 800 G3 G4 Desktop Power Supply L07304-001 500W
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  • $370.99 
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PSU for ML110G6 300W Switching Power Supply DPS-300AB-50 A 576931-001 573943-001
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  • $266.99 
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PSU for 300W Switching Power Supply PCC130 699549-001 712298-001
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  • $320.99 
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S8JX-N01524CD Switching Power Supply S8JXN01524CD,1-Year Warranty
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  • $286.99 
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S8VS-03012 Switching Power Supply S8VS03012 Sealed in Box 1 Year Warranty
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  • $337.99 
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S8VS-09024BE Switching Power Supply S8VS09024BE,1-Year Warranty
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  • $290.99 
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Almost PSU for 320G5 320G5P 400W Power Supply 460004-001 446383-001 DPS-400AB-1 A
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  • $377.99 
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for 1600W Power Supply 44V3086 74Y6220 44V7309 for 5628 P6 570
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  • $283.99 
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DPS-1400EB A 54Y8978 1400W for Workstation P920 Server Power Supply
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  • $456.99 
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S8VK-C48024 Switching Power Supply S8VKC48024 Sealed in Box 1 Year Warranty
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  • $398.99 
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Hewlett Packard J9583A 4post Rack Mounting Kit X410 Rmkt E-series 1u Univ
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  • $61.00 
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Almost PSU for 80plus Platinum 813M-4 6018R-MT 1U 480W Switching Power Supply PWS-441P-1H
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  • $350.99 
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PSU for 80plus Bronze 1U MAX 560W Switching Power Supply SD-3560UP
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  • $350.99 
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Power Supply for Ablecom SP382-TS PWS-0050-M 380W Fully Tested
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  • $211.99 
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PSU for 2650 502W Power Supply DPS-500CB A J1540 0H694 DPS-500CB-1 A
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  • $370.99 
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for Hard Disk Enclosure/Disk Array Power Supply for ETASIS IFRP-462 9273CPSU 460W Test
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  • $279.99 
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PSU for FSP TFX 20Pin SATAx5 220W Switching Power Supply FSP220-50LDA
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  • $259.99 
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Power Supply for DX60 DX80 DX90 CA05954-0860 540W Fully Tested
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  • $234.99 
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Power Supply for Thinkstation C20 C20X 725W FSP800-09LEN 54Y8842 54Y8840 Fully Tested
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  • $224.99 
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for P6 570 5628 44V3086 44V7309 74Y6220 1600W minicomputer Power Supply
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  • $306.99 
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1606-XLP36C Power Supply Module 1606XLP36C Sealed in Box 1 Year Warranty Fast Shipment
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  • $315.99 
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S8FS-C10048 Power Supply Module S8FSC10048 Sealed in Box 1 Year Warranty
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  • $225.99 
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for VA-limi TER 12x100w +/-190V Power Supply 241258.724 Tested
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  • $212.99 
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MW Mean Well HRP-200-48 48V 4.3A 206W Single Output with PFC Function Power Supply
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  • $301.99 
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PSU for DVR NVR 8632N 96 20Pin SATAx8 DC 250W Switching Power Supply PSD250M PSD200M
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  • $259.99 
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for DPS-350TB D 02F 350W 36001007 T168 T468 T280 Power Supply
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  • $229.99 
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for DPS-350TB D 02F 350W 36001007 T168 T468 T280 Power supply
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  • $225.99 
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for 69Y5924 69Y5925 N32302E 700-013496-0000 1300W Power Supply
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  • $302.99 
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PSU for 700W Power Supply DPS-700EB B DPS-700EB A DPS-700EB C DPS-700EB G DPS-700EB J
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  • $397.99 
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PSU for DVR NVR 20+4Pin SATAx8 360W Switching Power Supply DPS-300AB-101 A
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  • $313.99 
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Almost PSU for X3850M2 X3950M2 1520W Switching Power Supply 39Y7355 39Y7354 DPS-1520AB A
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  • $331.99 
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Almost PSU for Sun T5220 750W Power Supply A227 300-2030-03 ECD14020005
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  • $251.99 
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PWR-2921-51-AC for Power Supply 2921 2951 Tested Before Shipment
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  • $233.99 
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PSU for 7000 9000 Rated 400W Peak 500W Switching Power Supply HK500-58FP 00PC751
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  • $313.99 
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(1PC) WDR-480-24 480W Single Output Industrial DIN RAIL Power Supply 24V 20A
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  • $245.99 
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PSU for APFC F0 80+ 1U NSC-800/810/810A 350W Power Supply SS-350M1U
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  • $434.99 
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PSU for T300 490W Switching Power Supply N490P-00 H490P-00 JY138 DU643 NPS-490AB A
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  • $334.99 
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PSU for DVR NVR 20Pin SATAx8 150W Switching Power Supply FSP150-10GSV
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  • $219.99 
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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

“ Really great 2U chassis for the price. ”

Rosewill 2U Server Chassis Rackmount Case | 4 x 3.5" HDD Bays | Micro-ATX Compatible | 3 x 80mm PWM Fans | 2 x USB 3.0 | Silver/Black - RSV-Z2600U
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
George B.
9/11/2025 7:31:14 AM
Amazing 2U case.

“ 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 x 3.5"/2.5" HDD, 1 x 5.25" Device | Micro-ATX Compatible | 2 x 80mm PWM Fans | 2 x USB 3.0 | Silver/Black - RSV-Z2700U
tim1724
5/20/2025 7:23:19 PM
Well built, flexible for wide array of applications

“ 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

“ 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
Benjamin A.
9/11/2024 6:05:59 PM
Pretty solid DIY NAS case

“ Cheaper than SuperMicro chassis ”

SilverStone Technology CS351 5-Bay SAS-12G / SATA-6G hot-swappable high Performance NAS Chassis, SST-CS351
Robert W.
5/23/2024 12:11:57 AM
Great case for my first homelab.

“ This was my first build with a server chassis and i gotta say, aside from the not having a manual in the box if was all simple and self explanatory if youve built cases before. ”

iStarUSA D406-DE8BK Black 4U Rackmount Compact Stylish Server Case