Designs / dsn-otrera-one
OTRERA ONE
ASNR's PRM list, fetched 5 October 2026, names OTRERA ONE as a sodium-cooled industrial prototype of 200 MWth and states that Otrera filed a safety-options request on 30 July 2026. The page does not state electrical output or neutron spectrum, and it does not record an opinion or a creation authorization. This is not the OTRERA 300 catalogue identity and it is not a sited deployment.
- Class
- SMR
- Technology
- Other
- Coolant
- sodium
- Spectrum
- unknown
- Developer / vendor(s)
- Otrera New Energy
- Module thermal
- 200 MWth (nameplate; basis unspecified)
- Inclusion basis
- smr_by_regulator_classification
- Confidence
- medium
- Last verified
- 2026-10-05
Tracked deployment projects
- No projects tracked here.
Design sources
- ASNR, PRM projects and their fuel-fabrication plants (regulator_primary, accessed 2026-10-05)
Regulatory actions
Design assessment
- OTRERA ONE safety-options request — applies to the design, not to a site
Design assessment · Application received · ASNR · submitted 2026-07-30
ASNR states that Otrera filed a safety-options request on 30 July 2026 for OTRERA ONE, listed as a 200 MWth sodium-cooled industrial prototype. The page does not record an opinion or a creation authorization. This is not a sited project.
Sources: ASNR, PRM projects and their fuel-fabrication plants