Razer Tomahawk ATX Case | RC21-01420 Support & FAQs

Updated: 02-Feb-2026 | Article ID: 3834

To build the ultimate gaming desktop, it begins with a frame that can support the performance within. Meet the Razer Tomahawk ATX – a mid-tower metal gaming chassis that exudes both form and function, equipped with premium features to accommodate your idea of a perfect rig, whatever it may be.

Close shot of the Razer Tomahawk ATX

 

Device Layout

 

Device layout of the Razer Tomahawk ATX

  1. USB Type C port (up to 3.2 Gen 2)
  2. 3.5mm audio jack
  3. 3.5mm mic jack
  4. Power Button
  5. Reset Button
  6. USB Type A ports (up to 3.2 Gen 1)
  7. Detachable swivel glass doors
  1. 120mm fan
  2. Inner flip panel
  3. Underglow lighting Powered by Razer Chroma RGB
  4. Removable HDD/SSD trays x3
  5. Movable drive rack
  6. Detachable front panel

Shot of the accessories box and their quantity and description

  1. Screws for motherboard and 2.5" SSD mount x29
  2. Screws for PSU mount x4
  3. Screws for 3.5" HDD mount x12
  4. Cable ties x10
  5. Tool for standoff bolt
  6. Screws for fan mount x8
  7. Hook and loop straps x2

 

Full Technical Specifications

 

Category Specification

Chassis Form Factor

Mid-Tower

Supported Motherboards

  • E-ATX
  • ATX
  • Micro-ATX
  • Mini-ATX

Case Material

SPCC Steel (0.8 mm) Thick and All Tempered Glass side panels

# of Expansion Slots

7 Expansion Slots

# of Supported Drives

  • 3 x 3.5 in or 2.5 in HDD or SSD (Drive bay)
  • 2 x 2.5 in SSD (Drive plate)

Radiator Compatibility

Up to 360 mm

Maximum CPU Cooler Height

Up to 176 mm

Maximum GPU Length

Up to 384 mm

Front Panel I/O

  • 2x USB3.2 Gen 1 Type-A Ports
  • 1x USB3.2 Gen 2 Type-A Port
  • 1x 3.5mm Microphone Jack
  • 1x 3.5mm Audio Jack
  • 1x Power Button
  • 1x Reset Button

Razer Chroma™ Support

Razer Chroma™ Underglow

Case Dimensions

19.47 in / 494.6 mm (Height) x 9.26 in / 235.4 mm (Width) x 18.70 in / 475 mm (Depth)

Weight

29.76 lbs / 13.5 kg

How To

How do I remove the glass panels from the Razer gaming chassis?

Open both detachable swivel glass doors then gently lift up to remove them.

Open both glass doors and lift to remove them

How do I remove the HDD tray from the Razer gaming chassis?

Push the fastener to unlock and gently pull out the tray.

Push the fastener to unlock and gently pull out the tray

How do I clean the dust filters on the Razer gaming chassis?

There are 2 dust filters located at the top and the bottom of the chassis.

  1. Remove the filters as shown below.

    Remove the dust filters

  2. Wash the filters with clean water.

  3. Wipe them with a dry cloth.

  4. Reinstall the dust filters.

Note: Keep your chassis at an optimal temperature by cleaning these dust filters as often as possible.

General Information

What is the difference between the two Razer gaming chassis models?

The Razer gaming chassis ATX variant is a mid-tower designed for users that want the ultimate eSports gaming desktop and requires more expansion slots while the Mini-ITX variant offers a simplistic design for those that are in search of a smaller form factor. Both are designed for fast and easy PC builds with easy access to magnetic doors and filters.

Where can I find the accessories for the Razer gaming chassis?

The accessories pack can be found inside the bottom removable HDD/SSD drive tray.

Removethe HDD/SSD drive tray to find the accessories pack

Does the Razer gaming chassis support water cooling?

Yes. The Razer gaming chassis ATX variant has multiple mounting options on the front and top sides for liquid or air cooling.

Please see our warranty policy for a complete review of our warranty policy.

You are eligible for Limited Warranty support for the following periods of time commencing upon the date of retail purchase of your Product (Warranty Period).

Product Warranty Period
2021 and Older Model Laptops 1 yeara
2022 and Newer Model Laptops 1 yeara
2-year limited battery warrantya
Razer Viper Mini Signature Edition 3 year
Razer Phone and Phone Accessories 1 year
Razer Edge Gaming Handhelds 1 year
Razer Mice 2 years
Razer Keyboards and Keypads 2 yearsb
Razer Huntsman Signature Edition 5 years
Razer Headsets, Earphones and Earbuds 2 yearsb
Razer Wireless Mouse and Mat Bundles 2 yearsb
Razer Mouse Mats 1 yearc
Razer Speaker Systems and Broadcaster Devices 1 year
Razer Controllers and Chargers 1 year
Razer Routers (except Singtel) 1 year
Razer Routers (Singtel) 2 years
Razer Monitors 1 year
Smart Watches and Eyewear 2 years
Razer Case Fans 2 years
Razer Liquid Cooling 2 years
Razer Power Supplies 5 years
Razer Fan and RGB Controllers 2 years
Razer Cases 1 year
Razer System Accessories 1 year
Razer Docks 1 year
Wearable Air Purifiers 1 year
Razer Gaming Accessories 1 yearc
Razer Rechargeable Batteries for Wireless Devices 1 yeard
Razer Gaming Chairs 3 yearse
Chair Frame, mechanisms and armrests Up to 5 years
Mesh backing and seat pan Up to 1 year

All new Products will have the Warranty Periods listed above, subject to applicable local law. Certain "end of life", sell out or discontinued Products may have a shorter Warranty Period; this will be clearly marked at the time of purchase and the given Warranty Period will be stated at that time. Refurbished Products purchased from Razer.com will have the lesser of a 1 year warranty period or the warranty period as stated above. Refurbished products not purchased from Razer.com will have a 90 day warranty period. If you are uncertain whether your Product is eligible for Limited Warranty support, please contact our support team for clarification.

Please note that third-party products may be covered by the product manufacturer's warranty and these warranty terms are exclusively provided by the product manufacturer. Razer does not offer a warranty for third-party products. If you need product or warranty support with your third-party product, please contact the product manufacturer. Please consult the product documentation provided by the product manufacturer for details.

If you are uncertain whether your Product is eligible for Limited Warranty support, please contact our support team for clarification.

Warranty Footnotes

  • [a] If you are a customer outside of the U.S. and have validly purchased a Razer Extended Warranty for your product, the Warranty Period shall be extended for another one (1) year period, to be a total of two (2) years commencing upon the date of retail purchase of your Razer Product. The Razer Extended Warranty does not apply to batteries. Aside from the change to Warranty Period, the Razer Extended Warranty does not alter any other terms and conditions of the Limited Warranty.
  • [b] Products purchased prior to October 1st, 2018 maintain the original 1 year warranty (keyboards with mechanical switches maintain original 2 year warranty).
  • [c] Warranty period for Razer Firefly HyperFlux is 2 years.
  • [d] Products purchased prior to October 1st, 2018 maintain the original 6 month warranty.
  • [e] Limited Warranty: The Razer Iskur is free from defects in workmanship, materials and construction for three years from the date of purchase. In the event that a defect is found, the manufacturer will either repair or replace the defective item, at its discretion. Exclusions and Limitations: This Limited Warranty does not cover cosmetic damage, minor cosmetic abnormalities and normal wear and tear, including without limitation scratches, dents, discoloration and tears in the head pillow, seat cushion, PU leather, Armrest and stitches of the upholstery.

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