Nuclear Power Plant Equipment Market – Global Industry Size, Share, Trends, Opportunity, and Forecast Segmented By Equipment Type (Island Equipment and Auxiliary Equipment), By Reactor Type (Pressurized Water Reactors , Boiling Water Reactors, Pressurized Heavy Water Reactors , and Others)By Region, Competition 2021-2031F

Forecast Period	2027-2031
Market Size (2025)	USD 30.45 Billion
CAGR (2026-2031)	3.15%
Fastest Growing Segment	Island Equipment
Largest Market	Asia Pacific
Market Size (2031)	USD 36.68 Billion

Market Overview

The Global Nuclear Power Plant Equipment Market will grow from USD 30.45 Billion in 2025 to USD 36.68 Billion by 2031 at a 3.15% CAGR. The Global Nuclear Power Plant Equipment Market consists of essential industrial components such as reactor pressure vessels, steam generators, and turbines required for nuclear energy generation. The market is primarily driven by the escalating global need for energy security and stringent decarbonization mandates that prioritize reliable, low-carbon baseload power. These structural drivers differ from temporary market trends as they represent a long-term commitment to infrastructure transformation rather than short-term fluctuations. According to the World Nuclear Association, in 2024, nuclear reactors worldwide generated a record 2,667 TWh of electricity, underscoring the robust operational demand for nuclear technologies.

However, the industry faces a significant challenge regarding high initial capital expenditures. The substantial financial outlay necessary for constructing new facilities, coupled with complex regulatory approval processes and extended project timelines, often impedes rapid market expansion. These financial and procedural barriers complicate investment decisions and can delay the procurement of critical equipment, serving as a major constraint on the scalability of nuclear power projects in both developed and emerging economies.

Key Market Drivers

Surging power requirements for data centers and artificial intelligence are fundamentally reshaping the market, creating an urgent need for reliable, round-the-clock carbon-free electricity. Tech conglomerates are increasingly bypassing traditional grid constraints by advocating for dedicated nuclear capacity to sustain energy-intensive operations, as renewable sources alone cannot consistently meet the 24/7 load profiles required by hyperscale computing. According to the International Energy Agency, November 2025, global data center electricity consumption is projected to reach 945 TWh by 2030, a demand surge that necessitates stable baseload power. This structural shift is compelling equipment manufacturers to accelerate the supply of critical components for plant restarts and is heavily incentivizing the commercialization of Small Modular Reactors tailored for on-site industrial deployment.

Simultaneously, the implementation of government mandates for net-zero emissions is driving a substantial, long-term expansion of global nuclear infrastructure. Governments are translating climate pledges into concrete construction pipelines to ensure energy security, necessitating the massive procurement of reactor pressure vessels, steam generators, and turbines. According to the World Nuclear Association, September 2025, in the 'World Nuclear Fuel Report', the Reference Scenario projects that global nuclear capacity will reach 746 GWe by 2040, a significant upward revision driven by these national strategies. This capacity growth is underpinned by robust financial flows; according to the International Energy Agency, November 2025, annual investment in nuclear power is projected to exceed USD 100 billion, providing the capital necessary to modernize supply chains and mitigate the risks associated with large-scale equipment manufacturing.

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Key Market Challenges

High initial capital expenditures pose a persistent obstacle to the expansion of the global nuclear power plant equipment market. The development of new nuclear facilities requires substantial upfront funding, which must be secured years before the plant begins generating revenue. This financial burden is compounded by extended construction timelines and rigorous regulatory processes, which introduce uncertainty regarding the final cost of projects. When utilities and developers face these elevated financial risks, they frequently postpone final investment decisions, leading to a direct slowdown in the procurement of essential hardware such as reactor pressure vessels and turbines.

This hesitation in capital deployment restricts the order flow for equipment manufacturers, limiting the sector's overall growth trajectory. The gap between necessary funding and actual deployment creates a challenging environment for suppliers relying on steady infrastructure development. According to the International Energy Agency, in 2024, global investment in nuclear power reached approximately USD 80 billion, a figure that underscores the constrained capital flow relative to the scale needed for rapid industrial expansion. This financial limitation effectively dampens the immediate demand for new equipment, preventing the market from accelerating at the pace of global energy needs.

Key Market Trends

The Accelerated Commercialization of Small Modular Reactors (SMRs) is transitioning from design conceptualization to concrete deployment pipelines, driven by government-backed fleet procurement programs rather than just isolated pilot projects. Unlike the private sector demand from data centers, this trend is defined by state-level commitments to standardize nuclear infrastructure for national grid stability, fostering a manufacturing-centric ecosystem for reactor modules. According to Rolls-Royce, June 2025, in a statement regarding the UK Small Modular Reactor competition, the company was selected as the preferred bidder to deliver a fleet of SMRs, a strategic programme supported by over GBP 2.5 billion in public funding to secure domestic energy resilience. This shift towards serialized fabrication of reactors allows equipment manufacturers to invest in dedicated production lines for pressure vessels and modular containment systems, significantly de-risking the supply chain.

Concurrently, the Widespread Adoption of Additive Manufacturing for Components is fundamentally altering the procurement strategies for replacement parts and fuel assembly hardware. Utilities are increasingly validating 3D-printing technologies to produce complex, safety-critical geometries that were previously unmanufacturable or to rapidly source obsolete spare parts, thereby reducing inventory holding costs and lead times. According to Framatome, December 2024, the company successfully installed 3D-printed anti-debris filters at the Ringhals 4 nuclear power plant in Sweden, a milestone deployment that verifies the operational integrity of additively manufactured components within the harsh radiation environment of a commercial reactor core. This technological integration enables operators to bypass traditional casting bottlenecks and enhances the thermal-hydraulic performance of essential reactor internals.

Segmental Insights

Based on authoritative market research, the Island Equipment segment is recognized as the fastest-growing category within the Global Nuclear Power Plant Equipment Market. This accelerated expansion is primarily driven by the worldwide resurgence in new nuclear facility construction, particularly in regions prioritizing energy security and carbon neutrality. Unlike auxiliary systems, Island Equipment encompasses critical high-value components, such as reactor vessels and steam generators, which are essential for these greenfield developments. Furthermore, the industry's strategic shift toward modular reactor technologies and the extensive refurbishment of aging fleets to extend operational lifecycles have created a sustained surge in demand for these fundamental primary loop systems.

Regional Insights

Asia Pacific dominates the Global Nuclear Power Plant Equipment Market due to aggressive fleet expansion initiatives in China and India. This regional leadership stems from the critical need to support rapid industrialization and urbanization while mitigating reliance on traditional fossil fuels. Governments are prioritizing nuclear energy to ensure grid stability and meet environmental targets. According to the World Nuclear Association, the region accounts for the majority of nuclear reactors currently under construction worldwide. This sustained development pipeline consolidates Asia Pacific as the principal hub for equipment procurement and industry growth.

Recent Developments

• In December 2024, Aecon Group Inc. and Westinghouse Electric Company signed a Strategic Cooperation Agreement to advance the manufacturing of components for next-generation nuclear plants. This collaboration establishes a framework for Aecon to fabricate modular components for AP1000 reactor projects globally and to assist with potential new construction initiatives in Canada. Leveraging its specialized manufacturing facility in Cambridge, Ontario, Aecon will produce the critical steel modules required for reactor assembly. The partnership aims to strengthen the nuclear supply chain and enhance deployment capabilities for advanced nuclear technologies to meet rising energy demands.
• In November 2024, Mitsubishi Heavy Industries received a purchase order from Shikoku Electric Power Co., Inc. to supply 24 MOX fuel assemblies for Unit 3 of the Ikata Nuclear Power Station. Under the terms of this contract, the company will execute the fuel design, while its group subsidiary will manufacture key components such as cladding tubes. The final fabrication of the assemblies is set to be conducted by a partner facility in France. This project underscores the company's technical capabilities in the nuclear fuel cycle and its support for the utilization of mixed oxide fuel in light water reactors.
• In July 2024, Framatome finalized a strategic contract with the utility company Slovenské elektrárne to provide long-term fuel supplies for nuclear reactors in Slovakia. Under this agreement, the company will manufacture and deliver nuclear fuel specifically designed for the VVER-440 reactors located at the Bohunice and Mochovce power plants. The initiative is intended to diversify the country's energy resources and ensure a secure supply chain for its nuclear infrastructure starting in 2027. This development highlights the company’s role in manufacturing specialized fuel assemblies that support the continuous and reliable operation of the European nuclear fleet.
• In May 2024, Doosan Enerbility secured a significant contract with Candu Energy to supply critical pressure-retaining components for a nuclear facility in Romania. The company agreed to manufacture and deliver 1,520 feeder pipes for the refurbishment of Unit 1 at the Cernavoda Nuclear Power Plant. These feeder pipes are essential hardware in Pressurized Heavy Water Reactors, responsible for transporting heavy water coolant to and from fuel channels to regulate reactor temperature. This agreement marks the manufacturer’s continued expansion in the global equipment market, with the delivery of the specialized piping components scheduled for completion by 2027.

Key Market Players

• Westinghouse Electric Company LLC
• GE-Hitachi Nuclear Energy
• Mitsubishi Heavy Industries Ltd.
• Doosan Corporation
• BWX Technologies Inc.
• Dongfang Electric Corporation
• Shanghai Electric
• Larsen & Toubro Limited
• Rosatom State Atomic Energy Corporation
• China National Nuclear Corporation

By Equipment Type	By Reactor Type	By Region
Island Equipment and Auxiliary Equipment	Pressurized Water Reactors Boiling Water Reactors Pressurized Heavy Water Reactors Others	North America Europe Asia Pacific South America Middle East & Africa

Report Scope:

In this report, the Global Nuclear Power Plant Equipment Market has been segmented into the following categories, in addition to the industry trends which have also been detailed below:

• Nuclear Power Plant Equipment Market, By Equipment Type:

• Island Equipment and Auxiliary Equipment

• Nuclear Power Plant Equipment Market, By Reactor Type:

• Pressurized Water Reactors
• Boiling Water Reactors
• Pressurized Heavy Water Reactors
• Others

• Nuclear Power Plant Equipment Market, By Region:

• North America
• United States
• Canada
• Mexico
• Europe
• France
• United Kingdom
• Italy
• Germany
• Spain
• Asia Pacific
• China
• India
• Japan
• Australia
• South Korea
• South America
• Brazil
• Argentina
• Colombia
• Middle East & Africa
• South Africa
• Saudi Arabia
• UAE