Will it fit · CPU cooler
Yes
The Thermalright Assassin X 120 R SE is 148 mm tall and the Montech AIR 100 takes air coolers up to 161 mm (13 mm to spare).
| Case's max cooler height | 161 mm |
|---|---|
| Thermalright Assassin X 120 R SE height | 148 mm |
| Room left | 13 mm |
| Case type | micro-ATX tower |
Case limits from the maker's spec sheet (checked 2026-10-15).
Yes. The Thermalright Assassin X 120 R SE is 148 mm tall and the Montech AIR 100 takes air coolers up to 161 mm (13 mm to spare).
161 mm for air coolers, and radiators up to 240 mm.
