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Small Modular And Advanced Reactor Database

Total number of countries

17

Detailed design

0

Basic design

0

Conceptual design

1

Undergoing licensing and pre-licensing

1

Announced designated pilot site

1

Distribution by country of origin

US 29
Russia 17
China 10

Distribution by size

Small 23
Large 21
Medium 14

Distribution by electric output

non-power 15
300 6
50 5

Distribution by thermal output

10 5
600 5
200 5

Distribution by fuel class

HALEU 46
LEU 44
MOX 14
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Showing 1 results
Detailed Design
Name
Country
Reactor type Size
Electric Output (MWe)
Thermal Output (MWt)
Spectrum
Fuel class
Last Updated
Xe-100 US Gas Cooled Reactor Small 82 200 Thermal HALEU N/A
HTGR-POLA Poland Gas Cooled Reactor Small non-power 30 Thermal HALEU N/A
Natrium Reactor US Liquid Metal Reactor Large 345 840 Fast HALEU 17 Apr 2025
Newcleo LFR-AS-200 France Liquid Metal Reactor Medium 200 480 Fast MOX N/A
Kairos Hermes 1 US Molten Salt Reactor no electric power non-power 35 Thermal HALEU 18 Apr 2025
Voygr US Pressurised Water Reactor Small, Medium, Large 4 / 6 / 12 x 77 250 Thermal LEU N/A
BWRX‑300 US Boiling Water Reactor Large 300 870 Thermal LEU 17 Apr 2025
SEALER-55 Sweden Liquid Metal Reactor Small 55 140 Fast HALEU N/A
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