Stackable HDD Enclosure with Backplane

Stackable Enclosure for 8 HDDs with Supermicro SAS825TQ backplane.
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updated October 2, 2024

Description

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HDD Enclosure with Backplane

This enclosure offers 8 bays for 3.5" drives. 
Backplane used Supermicro SAS825TQ(other backplanes might work but this model was created with this one in mind)

Compatible caddies: My Remix of the Dell Server 3.5" Hard Drive Tray & Caddy by cgunz410 (Added speed holes :))

 

Bill of materials

(Per one 2U unit)

PartDescriptionQuantity
Backplane(Supermicro SAS825T) 1
M3 x 25mmUsed to fasten handles or Fan Grills to fronts4/8
M3 x 20mmUsed to fasten walls together with fronts/backs28
M3 x 10mmUsed to fasten center walls together12
M3 nutsUsed to hold everything together44
120mm Fans/80mm fansDepending how much units you want to print you will have to chose what fans you want to use. 120mm fans are for 2 units joined together, 80mm fans for single unit. You can use use them together for example if you have 3 units you can use 1 120mm grill and 1 80mm grill or 3 80mm grills. Both versions use 3 fans.3

Parts

(per one 2U unit)

PartQuantityComments
Left Front Frame1 
Right Front Frame1 
Left Full Side1 
Center Right Wall3 
Center Left Wall3 
Right Full Side1 
Left Back Frame1 
Center Back Frame1 
Right Back Frame1 
Left Board Holder1Used to hold left back frame with center back frame. Also limits movements of the backplane
Right Board Holder1Used to hold center back frame with right back frame. Also limits movements of the backplane
Front Handle2Used to hold fronts together
Connector*10Used to connect 2 or more units together
Front connector*1Used to fasten fronts of two units together
120mm Fans Grill - Left Fits single 2x2U units
120mm Fans Grill - Right Fits single 2x2U units
80mm Fans Grill - Right Fits single 2U units
80mm Fans Grill - Right Fits single 2U units

 

*Necessary when planning to use more that 1 unit

Roadmap

  1. Rack Mounts - Currently enclosure fits inside 2U space inside the rack but lacks mounts to fix it inside the rack.
  2. If you have more ideas feel free to share them :)

Change Log

  1. 24 Sep. 2024 - 
    • Added additional holes to front frames to fasten Fan Grills to
    • Added 120mm fan grills
    • Added 80mm fan grills
    • Added remixed Caddies for better airflow
  2. 27 Jan. 2024 - 
    • Added possibility to stack Multiple units together
    • Extended Front/Back Frames by 1mm to make caddies flush with front frames
    • Moved bottom bolts/nuts locations (inner walls) for easier recognition how to fasten them
    • Added Top/Bottom text on right inner side wall
  3. 22 Dec. 2023 - Initial release

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Model origin

The author marked this model as their own original creation.

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