Parts & upgrades that fit the Prusa MK3.5
The Prusa MK3.5 is a mid-size printer with a 250 × 210 × 210 mm build volume (11.0 liters), smaller than 85% of the 376 printers we track.
Its slicer profile lists profiles for 0.25 mm, 0.4 mm, 0.6 mm and 0.8 mm nozzles.
We found 2 parts listed as compatible with it, led by 2 hotends & heaters, from 2 stores: Printed Solid and West3D.
Hotends & heaters for the Prusa MK3.5

Original Prusa - Heatbed Thermistor Set [MK3.5/3.9/4]

Heatbed Thermistor Set for Prusa MK4/S MK3.5 MK3.9 etc.
$8.99View at West3D
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Printers a similar size to the MK3.5
Compare build volumes →Prusa MK3.5 questions
What is the build volume of the Prusa MK3.5?
250 × 210 × 210 mm (width × depth × height), about 11.0 liters of printable space, per its OrcaSlicer profile.
What nozzle sizes does the Prusa MK3.5 support?
Its slicer profile includes 0.25 mm, 0.4 mm, 0.6 mm and 0.8 mm nozzles. 0.4 mm is the usual default.
Which hotends fit the Prusa MK3.5?
2 listings name the Prusa MK3.5 as compatible, including Original Prusa - Heatbed Thermistor Set [MK3.5/3.9/4] (Printed Solid) and Heatbed Thermistor Set for Prusa MK4/S MK3.5 MK3.9 etc. (West3D). Check each listing's note for revision or adapter requirements.
Which printers are a similar size to the Prusa MK3.5?
Prusa MK3S (250 × 210 × 210 mm), Qidi X-Plus (270 × 200 × 200 mm) and Flashforge AD5X (220 × 220 × 220 mm).
Did a part fit your MK3.5?
Tell us what you installed. We review every report, and confirmed ones are marked as verified fits.