SSR Mounting Plate & Fan V2.0 in ABS

QIDI PLUS 4 Low profile SSR mounting plate & fan mount
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updated March 22, 2025

Description

PDF

This is my proposed mounting solution for the aftermarket SSR module with a low-profile heatsink for the Qidi Plus4. It replaces the factory SSR PCB using the same mounting holes. You can attach a 40x40x10mm cooling fan for extra cooling. The main plate can be connected without the fan mount if you want.  I also added MG Chemicals 8618 Silicone Free Ultra Thermal Paste to the backside of the SSR.

Mounting Hardware:

  • The mounting plate reuses the factory screws and washers. 
  • The fan support attaches to the mount with three qty M3 screws that were used to hold the original SSR cover and plate. (longer screws can work if needed).
  • The heatsink mounts to the plate with two qty M4 x 12mm screws and nuts.

Printing Recommendations:

  • ABS is ideal for the mounting plate and fan mount for heat resistance and strength.

Model origin

The author marked this model as their own original creation.

License