NuScale Power Module

In Development
NuScale Power
NuScale Power
NuScale Power Module

Overview

Self-contained 77 MWe pressurized water reactor module with integrated steam generators.

NRC Standard Design Approval (2020), Design Certification (2023), and uprated 77 MWe design approval (effective 2025) received — first physical module not yet constructed, with 2026 focused on first-module manufacturing readiness.

Key Specs

Electrical Output

77 MWe per module

Thermal Output

250 MWt per module

Height

23 m (76 ft)

Diameter

4.6 m (15 ft)

Fuel Type

Standard LEU (< 5% enriched)

Refueling Interval

~18–24 months

NRC Certification

Design Certification (2023); 77 MWe uprate approved (2025)