Prusa Pro HT90 is listed in the Prusa Research 3D printer catalog. This page separates documented specifications from scoped compatibility rules, so an unlisted combination stays unverified.
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Before you rely on a result
A documented product or fit statement is only as specific as its source. Match the exact model, installed hotend, revision, and required adapter before acting.
Exact identification
Catalog ID: prusa-ht90. Manufacturer: Prusa Research. Model or part number: Prusa Pro HT90.
Manufacturer-recorded specifications
Values below are only fields recorded from the linked manufacturer material. A missing value means the source set did not establish it; it does not imply zero or no limit.
| Specification | Documented value |
|---|---|
| Model code | Prusa Pro HT90 |
| Filament diameter | 1.75 mm |
| Maximum nozzle temperature | 500 °C |
| Maximum bed temperature | 155 °C |
| Chamber temperature | 90 °C |
| Enclosure | actively_heated |
Model-specific notes
- Cylindrical build area: diameter 300 mm by height 400 mm; not a 300 x 300 square.
- Included high-flow head uses a 0.4 mm Revo nozzle and is rated to 300 C; included high-temperature head uses a 0.6 mm abrasive-resistant Revo nozzle and is rated to 500 C.
Revision and installed hotend
This model has documented configurations. Check the physical hotend and cable arrangement before relying on a part match.
- High-flow head: ['300 C maximum; 0.4 mm Revo nozzle.']
- High-temperature head: ['500 C maximum with the high-temperature head; 0.6 mm abrasive-resistant Revo nozzle.']
Cataloged hotend family: E3D Revo. This does not identify an aftermarket modification.
Documented relationships
Showing 3 of 3 linked rules. The checker can inspect an exact pair and source. A verified rule may still require its listed conditions.
| Related item | Source status | Fit axis | Conditions and exclusions |
|---|---|---|---|
| Prusament PA11 | CONDITIONAL | filament to printer | Use the manufacturer profile matching this exact printer, installed nozzle and material; observe drying, sheet and chamber requirements.; The material temperature range does not override the printer/hotend/bed limits. |
| Prusament PC Space Grade | CONDITIONAL | filament to printer | Use the manufacturer profile matching this exact printer, installed nozzle and material; observe drying, sheet and chamber requirements.; The material temperature range does not override the printer/hotend/bed limits. |
| Prusament PETG Ultraglow | CONDITIONAL | filament to printer | Use the manufacturer profile matching this exact printer, installed nozzle and material; observe drying, sheet and chamber requirements.; The material temperature range does not override the printer/hotend/bed limits. |
Manufacturer sources
Links document the stated identity, specifications, or scoped relations. They do not represent hands-on testing by this site.
- Prusa Research — Prusa Pro HT90 | Original Prusa 3D printers directly from Josef Prusa checked 2026-10-30; global
- Prusa Research — 1.75 mm - Glossary | Prusa Knowledge Base checked 2026-10-30; global
- Prusament — Prusament PA11 | Prusament checked 2026-10-30; global
- Prusa Research — Prusament PA11 Natural 800g | Original Prusa 3D printers directly from Josef Prusa checked 2026-10-30; global
- Prusament — Prusament PC Space Grade | Prusament checked 2026-10-30; global
- Prusa Research — Prusament PC Space Grade Black 850g (NFC) | Original Prusa 3D printers directly from Josef Prusa checked 2026-10-30; global
- Prusament — Prusament PETG Ultraglow | Prusament checked 2026-10-30; global
- Prusa Research — Prusament PETG Ultraglow Green 800g (NFC) | Original Prusa 3D printers directly from Josef Prusa checked 2026-10-30; global
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