Source-backed directory

One reactor spectrum, searchable by what matters.

Filter by design class and transportability, then open a model page for output, technology, fuel, current programme status, deployment context and source.

11 designs shown. Output values are design-level specifications, not promises of delivered grid energy.

Microreactor
1 MWe

Kaleidos

Factory-built 1 MWe microreactor designed for land, sea or air transport and remote or resilient power.

Testing / pre-commercial
Microreactor
5 MWe

eVinci

Transportable microreactor aimed at remote sites, data centers, industrial heat and resilient power.

Development / criticality testing milestone
SMR
80 MWe

Xe-100

80 MWe high-temperature gas reactor designed for electricity and industrial-grade steam.

Licensing / project development
SMR
77 MWe

NuScale Power Module

Integral PWR module with natural-circulation features and U.S. NRC design approval.

NRC-approved design
SMR
300 MWe

BWRX-300

300 MWe boiling-water SMR using passive safety systems and established BWR technology.

Under construction
Advanced reactor
345 MWe

Natrium

345 MWe sodium fast reactor paired with molten-salt energy storage that can raise output to about 500 MWe.

Under construction
SMR
470 MWe

Rolls-Royce SMR

470 MWe factory-oriented PWR design intended for repeatable fleet deployment.

Selected / regulatory assessment
Advanced reactor
75 MWe

Aurora Powerhouse

Compact fast-reactor power plant line aimed at electricity and heat for industrial and high-demand customers.

Authorization / project development
Large reactor
1110 MWe

AP1000

Generation III+ two-loop PWR with passive safety systems and nominal 1,110 MWe net output.

Operating / under construction / contracted
Large reactor
1400 MWe

APR1400

Generation III large PWR developed in South Korea, with units operating and under construction.

Operating / under construction
Large reactor
1650 MWe

EPR

Large Generation III PWR in the roughly 1,650 MWe class, designed for high-output baseload generation.

Operating / commissioning / construction

Data snapshot verified against primary or authoritative sources: 21 September 2026. Reactor programmes and deployment schedules can change.