Designs / dsn-pwr-20
PWR-20
Design identified in the linked primary; unspecified parameters remain unknown.
- Class
- Microreactor
- Technology
- Integral pressurized water reactor (iPWR)
- Coolant
- light_water
- Spectrum
- thermal
- Developer / vendor(s)
- Last Energy
- Module electrical
- 20 MWe (nameplate (gross/net unspecified))
- Module thermal
- —
- Inclusion basis
- microreactor_labeled
- Confidence
- medium
- Last verified
- 2026-10-01
Tracked deployment projects
- Last Energy Haskell County PWR-20 campus — Announced · United States
- Last Energy Llynfi PWR-20 proposal — Licensing · United Kingdom
- Last Energy London Gateway PWR-20 proposal — Announced · United Kingdom