ディーゼル発電機市場：エンドユーザー別、用途別、定格出力別、地域別（2026～2032年）

ディーゼル発電機市場の評価（2026～2032年）

インドや中国などで工業化が拡大し、信頼性の高いバックアップ電源が必要とされています。Verified Market Researchのアナリストによると、ディーゼル発電機市場は181億7,000万米ドルで、2032年までに274億2,000万米ドルの評価額に達すると推定されます。

再生可能エネルギー発電の導入が進むと、ディーゼル発電機への依存度が低下します。米国では2024年に再生可能ディーゼルによるバイオディーゼル生産能力を上回るなど、ディーゼルベースのシステムからの移行が顕著になっています。これにより、市場は2026年から2032年にかけてCAGR 5.28%で成長します。

ディーゼル発電機市場の定義/概要

ディーゼル発電機は、ディーゼル燃料を電気エネルギーに変換する重要な発電システムです。通常はディーゼルエンジンやオルタネーター・各種制御システムで構成されます。これらの発電機は、停電時に信頼性の高い電力を供給したり、オフグリッドの一次電源として機能するなど、さまざまな用途で広く使用されています。特に、耐久性、燃費効率、高出力の供給能力で好まれ、建設、製造、通信などの産業に理想的です。

ディーゼル発電機市場は、エネルギー需要の増加や各分野における無停電電力供給の必要性により、大幅な成長を遂げています。業界レポートによると、特に新興経済諸国における工業化とインフラ開拓の高まりにより、市場は大幅に拡大すると予測されています。さらに、よりクリーンな技術を採用するよう規制当局が圧力をかけており、メーカー各社はハイブリッド発電機や低排出ガス発電機のソリューションに向けて技術革新を進めています。その結果、ディーゼル発電機市場は、信頼性と性能を確保しつつ、現代のエネルギー課題に対応できるよう進化しています。

急速な都市拡大はディーゼル発電機市場の成長にどのように寄与するか？

都市の急速な拡大は、一時的な電力ソリューションを必要とする建設プロジェクトの増加につながります。2023年には世界人口の55%以上が都市部に居住しており、この数字は2050年までに68%に達すると予想され、発電機需要をさらに押し上げています。サハラ以南のアフリカなど、電力供給が不安定になりやすい地域では、電力アクセスの課題を軽減するためにディーゼル発電機への依存度が高まっています。

発電機は自然災害時の緊急サービスにも欠かせません。2021年、米国では20件の大規模自然災害が発生し、被災地では災害後の緊急電力需要が急増しました。米国の1兆2,000億米ドルのインフラ法案のような政府のインフラ構想では、プロジェクトのための電力サポートや停電時のバックアップが必要となります。軍事作戦や遠隔拠点では無停電電源としてディーゼル発電機への依存度が高く、そのため米国のような国では防衛予算が7,000億米ドルを超過し、継続的なディーゼル発電機の配備ニーズが反映されています。

ディーゼル価格の上昇がディーゼル発電機市場に与える影響

ディーゼル価格の上昇が、ディーゼル発電機の運用にとっての課題となっています。米国エネルギー情報局は、2021年から2022年にかけてディーゼル価格が40％上昇し、運転コストに大きな影響を及ぼすと報告しています。特に北米と欧州では、排出ガス規制が厳しくなっており、ディーゼルの使用を控えています。環境保護庁（EPA）は2020年にTier4基準を導入し、窒素酸化物や粒子状物質の排出を制限することで、よりクリーンな代替燃料の利用を促しています。

再生可能エネルギー発電技術の世界の普及は、ディーゼル発電機の需要を阻害しています。例えば、2022年には世界の発電量の29%を再生可能エネルギーが占めるようになり、発電におけるディーゼル依存度が低下します。先進的なバッテリー技術とマイクログリッドは、効率的なバックアップ電源ソリューションを提供し、ディーゼル発電機の必要性を低減します。世界のマイクログリッド市場は2028年までCAGR 10.6％で成長すると予測されており、ディーゼル発電機が直面している競争が浮き彫りになっています。環境への影響に対する意識の高まりが、ディーゼル発電機の使用を抑制しています。データによると、ディーゼル排出は温室効果ガスに大きく寄与しており、産業界は持続可能な選択肢にシフトするよう促しています。

目次

第1章 世界のディーゼル発電機市場：イントロダクション

• 市場概要
• 分析範囲
• 前提条件

第2章 エグゼクティブサマリー

第3章 VERIFIED MARKET RESEARCHの分析手法

• データマイニング
• バリデーション
• 一次資料
• データソース一覧

第4章 世界のディーゼル発電機市場の展望

• 概要
• 市場力学
  • 促進要因
  • 抑制要因
  • 機会
• ポーターのファイブフォースモデル
• バリューチェーン分析

第5章 世界のディーゼル発電機市場：用途別

• 概要
• 予備電源
• プライム電源
• ピークカット電力

第6章 世界のディーゼル発電機市場：エンドユーザー別

• 概要
• 住宅用
• 商業用
• 産業用

第7章 世界のディーゼル発電機市場：地域別

• 概要
• 北米
  • 米国
  • カナダ
  • メキシコ
• 欧州
  • ドイツ
  • 英国
  • フランス
  • その他欧州
• アジア太平洋
  • 中国
  • 日本
  • インド
  • その他アジア太平洋
• 世界のその他の地域
  • ラテンアメリカ
  • 中東・アフリカ

第8章 世界のディーゼル発電機市場：競合情勢

• 概要
• 各社の市場ランキング
• 主な発展戦略

第9章 企業プロファイル

• Caterpillar Inc.
• Generac Holdings Inc.
• Yanmar Co. Ltd.
• Briggs & Stratton Corporation
• Cummins Inc.
• MTU Onsite Energy
• Wartsila Corporation

第10章 主な発展

• 製品上市／開発
• 企業合併・買収 (M&A)
• 事業拡大
• 提携・協力

第11章 付録

• 関連分析

Diesel Generator Market Valuation - 2026-2032

Expanding industrialization in countries such as India and China necessitates reliable backup power. According to the analyst from Verified Market Research, the Diesel Generator Market is estimated to USD 18.17 Billion to reach a valuation of USD 27.42 Billion by 2032.

Increased renewable energy adoption reduces reliance on diesel generators, as seen with the U.S. surpassing biodiesel production capacity with renewable diesel in 2024, highlighting the shift from diesel-based systems. It enables the market to grow at a CAGR of 5.28% from 2026 to 2032.

Diesel Generator Market: Definition/ Overview

A diesel generator is a crucial power generation system that converts diesel fuel into electrical energy. It typically comprises a diesel engine, an alternator, and various control systems. These generators are widely used in various applications, providing reliable electricity during power outages and serving as primary power sources in off-grid locations. They are particularly favoured for their durability, fuel efficiency, and ability to deliver high power output, making them ideal for industries such as construction, manufacturing, and telecommunications.

The Diesel Generator Market has seen substantial growth due to increasing energy demands and the necessity for uninterrupted power supply across sectors. According to industry reports, the market is projected to expand significantly, driven by rising industrialization and infrastructure development, especially in emerging economies. Furthermore, regulatory pressures to adopt cleaner technologies are pushing manufacturers to innovate towards hybrid and low-emission generator solutions. As a result, the Diesel Generator Market is evolving to meet contemporary energy challenges while ensuring reliability and performance.

How does the Rapid Urban Expansion contribute to the growth of the Diesel Generator Market?

Rapid urban expansion leads to increased construction projects that need temporary power solutions. In 2023, over 55% of the global population resided in urban areas, a figure expected to reach 68% by 2050, further boosting generator demand. Areas prone to unstable power supplies, such as sub-Saharan Africa, increasingly rely on diesel generators to mitigate electricity access challenges.

Generators are crucial in natural disasters for emergency services. In 2021, the U.S. reported 20 major natural disaster events, with emergency power demand in affected regions surging post-disaster. Governmental infrastructure initiatives, like the U.S.'s $1.2 trillion infrastructure bill, require power support for projects and backup during outages. Military operations and remote bases rely on diesel generators for uninterrupted power, with defense budgets in nations like the U.S. exceeding $700 billion, reflecting ongoing diesel generator deployment needs.

How Rising Diesel Prices Affect Diesel Generator Market?

Rising diesel prices are challenging for diesel generator operations, with the U.S. Energy Information Administration reporting a 40% rise in diesel prices from 2021 to 2022, impacting operating costs significantly. Stricter emissions regulations, especially in North America and Europe, discourage diesel usage. The Environmental Protection Agency (EPA) implemented Tier 4 standards in 2020, limiting nitrogen oxide and particulate matter emissions, pushing for cleaner alternatives.

Global adoption of renewable energy technologies hampers diesel generator demand. For instance, renewables accounted for 29% of global electricity generation in 2022, reducing diesel reliance in power generation. Advanced battery technologies and microgrids provide efficient backup power solutions, reducing the need for diesel generators. The global microgrid market is projected to grow at 10.6% CAGR through 2028, highlighting the competition diesel generators face. Growing awareness of environmental impact deters diesel generator use. Data shows that diesel emissions are a significant contributor to greenhouse gases, urging industries to shift to sustainable options.

Category-Wise Acumens

How the Diverse Industries Application, Foster the Growth of Commercial Segment?

The commercial segment dominates in the Diesel Generator Market driven by the extensive application of diesel generators across diverse industries, including data centers, government facilities, educational institutions, healthcare facilities, hospitality, telecom, and agriculture. In commercial settings, diesel generators play a critical role as backup power sources, ensuring operations continue smoothly during unexpected power disruptions, such as outages or voltage fluctuations.

For industries like data centers, healthcare, and telecom, even brief power interruptions can lead to significant operational and financial losses. Diesel generators provide a reliable solution by supplying consistent power when primary sources fail, which is essential for protecting sensitive equipment and ensuring continuous service. Additionally, educational institutions, government centers, and hospitality businesses also benefit from diesel generators, as they rely on uninterrupted power for daily operations, especially in regions prone to grid instability.

How the Reliable Power and Increasing Demand for Periods and Emergencies Surge the Growth of Standby Backup Power Segment?

The standby backup power segment dominant position in the Diesel Generator Market, driven by its essential role in providing reliable power during high-demand periods and emergencies. Diesel generators serve as a critical backup option when primary power sources fail, especially during natural disasters or unexpected power outages. This segment is particularly important for manufacturing facilities, where standby power is needed to maintain production and avoid costly interruptions when grid power is compromised.

The demand for uninterruptible power is steadily rising as the construction and building sectors expand, requiring consistent energy solutions to support their growth. Standby diesel generators meet this need, offering immediate power restoration and enabling businesses to maintain operations during grid outages. In regions like North America, where severe weather events such as storms and earthquakes frequently disrupt power networks, diesel generators have become a reliable and necessary component of emergency preparedness.

Country/Region-wise Acumens

How do Infrastructure Projects in China and India Influence the Demand for Diesel Generators in the Asia-Pacific Region?

Asia-Pacific dominates in the Diesel Generator Market. Infrastructure projects in China and India significantly bolster the demand for diesel generators across the Asia-Pacific region. In 2022, the combined infrastructure investment of China and India reached approximately $1.5 trillion, reflecting a 10% increase from 2020. The expansion of urbanization, driven by these projects, necessitates reliable power solutions, particularly in remote areas lacking grid connectivity. As per the International Energy Agency (IEA), the Diesel Generator Market in the Asia-Pacific grew by 8% annually, with China and India accounting for over 60% of the total demand in 2023.

The shift towards renewable energy integration in these nations requires backup power solutions, further fueling the Diesel Generator Market. The Asia-Pacific Diesel Generator Market is expected to reach $5.7 billion by 2025, driven by infrastructure developments and an increasing need for uninterrupted power supply. This trend underscores the critical role of diesel generators in supporting the rapid infrastructural advancements in the region.

How Does the Frequency of Power Outages in North America Impact the Growth of Diesel Generator Sales?

North America region is the fastest-growing region in the Diesel Generator Market during the forecast period. The frequency of power outages in North America significantly drives the growth of diesel generator sales. According to the U.S. Energy Information Administration (EIA), the average American experienced approximately 4.5 power outages per year in 2022, a 15% increase from 2020. As severe weather events become more frequent due to climate change, the need for reliable backup power solutions has intensified. This growing concern is reflected in the Diesel Generator Market, which saw an annual growth rate of 6% between 2020 and 2023, reaching a value of over $2 billion.

The increasing reliance on critical infrastructure, including healthcare facilities and data centers, has further propelled diesel generator sales. The demand for diesel generators in North America is projected to grow by 7% annually through 2025. This trend highlights the critical role of diesel generators in ensuring uninterrupted power supply amidst rising outage frequencies, positioning them as essential components for both residential and commercial sectors.

Competitive Landscape

The competitive landscape of the Diesel Generator Market is characterized by increasing investments in innovation, diverse product offerings, and expanding distribution networks. Key trends include a shift towards hybrid and low-emission generators, driven by regulatory pressures and sustainability initiatives across regions.

Some of the prominent players operating in the Diesel Generator Market include MTU Onsite Energy, Generac Holdings Inc., Briggs & Stratton Corporation, Caterpillar Inc., Cummins Inc., Yanmar Co. Ltd, Wartsila Corporation.

Latest Developments

In October 2023, Caterpillar announced the launch of its new G3516H diesel generator set, featuring improved fuel efficiency and lower emissions. This model is designed to meet the increasing demand for reliable power solutions in industrial applications.

In August 2023, Generac expanded its diesel generator lineup by acquiring a new manufacturing facility in North Carolina. This strategic move is expected to enhance production capacity and respond to the rising demand for backup power solutions across North Am.

Diesel Generator Market, By Category

• End-User
• Residential
• Commercial
• Industrial
• Application
• Prime Power
• Peak Shaving Power
• Standby Backup Power
• Power Rating
• Low Power
• Medium Power
• High Power
• Geography
• North America
• Europe
• Asia-Pacific
• South America
• Middle East & Africa

TABLE OF CONTENTS

1 INTRODUCTION OF GLOBAL DIESEL GENERATOR MARKET

• 1.1 Overview of the Market
• 1.2 Scope of Report
• 1.3 Assumptions

2 EXECUTIVE SUMMARY

3 RESEARCH METHODOLOGY OF VERIFIED MARKET RESEARCH

• 3.1 Data Mining
• 3.2 Validation
• 3.3 Primary Interviews
• 3.4 List of Data Sources

4 GLOBAL DIESEL GENERATOR MARKET OUTLOOK

• 4.1 Overview
• 4.2 Market Dynamics
  • 4.2.1 Drivers
  • 4.2.2 Restraints
  • 4.2.3 Opportunities
• 4.3 Porters Five Force Model
• 4.4 Value Chain Analysis

5 GLOBAL DIESEL GENERATOR MARKET, BY APPLICATION

• 5.1 Overview
• 5.2 Standby Backup Power
• 5.3 Prime Power
• 5.4 Peak Shaving Power

6 GLOBAL DIESEL GENERATOR MARKET, BY END-USER

• 6.1 Overview
• 6.2 Residential
• 6.3 Commercial
• 6.4 Industrial

7 GLOBAL DIESEL GENERATOR MARKET, BY GEOGRAPHY

• 7.1 Overview
• 7.2 North America
  • 7.2.1 U.S.
  • 7.2.2 Canada
  • 7.2.3 Mexico
• 7.3 Europe
  • 7.3.1 Germany
  • 7.3.2 U.K.
  • 7.3.3 France
  • 7.3.4 Rest of Europe
• 7.4 Asia Pacific
  • 7.4.1 China
  • 7.4.2 Japan
  • 7.4.3 India
  • 7.4.4 Rest of Asia Pacific
• 7.5 Rest of the World
  • 7.5.1 Latin America
  • 7.5.2 Middle East & Africa

8 GLOBAL DIESEL GENERATOR MARKET COMPETITIVE LANDSCAPE

• 8.1 Overview
• 8.2 Company Market Ranking
• 8.3 Key Development Strategies

9 COMPANY PROFILES

• 9.1 Caterpillar Inc.
  • 9.1.1 Overview
  • 9.1.2 Financial Performance
  • 9.1.3 Product Outlook
  • 9.1.4 Key Developments
• 9.2 Generac Holdings Inc.
  • 9.2.1 Overview
  • 9.2.2 Financial Performance
  • 9.2.3 Product Outlook
  • 9.2.4 Key Developments
• 9.3 Yanmar Co. Ltd.
  • 9.3.1 Overview
  • 9.3.2 Financial Performance
  • 9.3.3 Product Outlook
  • 9.3.4 Key Developments
• 9.4 Briggs & Stratton Corporation
  • 9.4.1 Overview
  • 9.4.2 Financial Performance
  • 9.4.3 Product Outlook
  • 9.4.4 Key Developments
• 9.5 Cummins Inc.
  • 9.5.1 Overview
  • 9.5.2 Financial Performance
  • 9.5.3 Product Outlook
  • 9.5.4 Key Developments
• 9.6 MTU Onsite Energy
  • 9.6.1 Overview
  • 9.6.2 Financial Performance
  • 9.6.3 Product Outlook
  • 9.6.4 Key Developments
• 9.7 Wartsila Corporation
  • 9.7.1 Overview
  • 9.7.2 Financial Performance
  • 9.7.3 Product Outlook
  • 9.7.4 Key Developments

10 KEY DEVELOPMENTS

• 10.1 Product Launches/Developments
• 10.2 Mergers and Acquisitions
• 10.3 Business Expansions
• 10.4 Partnerships and Collaborations

11 Appendix

• 11.1 Related Research