Westinghouse, based in Cranberry Township, Pennsylvania, offers two small reactors: the AP300, a 300-megawatt SMR based on its AP1000 design, and the eVinci microreactor. The NRC has approved eVinci's principal design criteria and its instrumentation and control platform.
At a glance
| Price from | Custom |
| Best for | Utilities that want an SMR from an established reactor vendor |
From Westinghouse's own website.
What stands out
- Builds on the licensed AP1000 design
- Range from microreactor to SMR
Worth knowing
- No SMR under construction
- AP300 deployment still years away
How it ranks
Westinghouse is ranked 9th of 10 in Best Small Modular Reactor Companies (Lister Score 86.9).
#9 in Best Small Modular Reactor Companies · Lister Score 86.9
Westinghouse says eVinci is the first microreactor with an NRC-approved instrumentation and control system..
| Rank | Best Small Modular Reactor Companies | Score |
|---|---|---|
| 1 | GE Vernova Hitachi Nuclear Energy | 97.2 |
| 2 | NuScale Power | 95.9 |
| 3 | TerraPower | 94.8 |
| 4 | Rolls-Royce SMR | 93.6 |
| 5 | Kairos Power | 92.3 |
| 6 | X-energy | 91.0 |
| 7 | Holtec International | 89.7 |
| 8 | Oklo | 88.3 |
| 9 | Westinghouse | 86.9 |
| 10 | Aalo Atomics | 85.4 |
Frequently asked questions
How does Westinghouse rank on Lister?
Westinghouse is ranked 9th of 10 in Best Small Modular Reactor Companies (Lister Score 86.9).
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