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市場調查報告書
商品編碼
1727092
汽車SCR (選擇性觸媒催化還原) 市場評估:用途·車輛類型·催化劑類型·各地區的機會及預測 (2018-2032年)Automotive Selective Catalytic Reduction Market Assessment, By Application Type, By Vehicle Type, By Catalyst Type, By Region, Opportunities and Forecast, 2018-2032F |
全球汽車SCR(選擇性催化還原)市場規模預計將從2024年的161.3億美元增至2032年的279.6億美元,在2025-2032年的預測期內,複合年增長率為7.12%。
市場成長的驅動力包括嚴格的排放標準、對環保型柴油引擎廢氣後處理技術日益增長的需求,以及汽車產業向更清潔燃燒技術的轉變。世界各國政府正在實施嚴格的氮氧化物(NOx)減排法規,這促使許多汽車製造商在其量產的廢氣平台中採用SCR系統。不斷擴張的商用車車隊和不斷發展的物流網絡也越來越依賴SCR技術來確保營運效率並滿足環保法規。
催化劑配方和尿素噴射系統的進步使得選擇性催化還原 (SCR) 更加高效,並且更易於整合到各種動力系統中,包括混合動力和替代燃料引擎。汽車製造商青睞模組化 SCR 架構,以最大限度地減少對空間和重量的影響,同時在排放法規變更時提供靈活性。該技術在實現碳中和方面發揮核心作用,尤其是在重型車輛和長途運輸應用中。此外,汽車工程師和化學品製造商之間的合作也正在推動下一代催化劑的開發,這些催化劑毒性更低,耐熱性更強。隨著排放標準日益嚴格,只要柴油引擎仍然是過渡性出行方式,SCR 系統就將成為環境保護和法規合規性的關鍵技術。
本報告提供全球汽車SCR (選擇性觸媒催化還原) 的市場調查,彙整市場定義和概要,市場規模的轉變·預測,各種區分的詳細分析,產業結構,影響市場成長因素的分析,競爭情形,主要企業簡介等資訊。
Global automotive selective catalytic reduction market is projected to witness a CAGR of 7.12% during the forecast period 2025-2032, growing from USD 16.13 billion in 2024 to USD 27.96 billion in 2032F. The global automotive selective catalytic reduction (SCR) market is driven by stringent emissions standards, growing demand for eco-friendly diesel aftertreatment technology, and the auto industry's shift toward cleaner combustion technology. Governments across the globe are implementing stringent nitrogen oxide (NOx) abatement rules, which have led OEMs to implement SCR systems in mass exhaust platforms. Growth in commercial fleets and logistics networks also fuels dependency on SCR to meet operational efficiency while ensuring environmental compliance.
Catalyst formulation and urea injection system technology enhance the effectiveness of SCR, enabling ease of integration in different powertrains, e.g., hybrid and alternative fuel engines. Automakers prefer modular SCR architectures for accommodating shifting emission regulations without hindering space and weight penalties. Technology's pivotal role in achieving carbon neutrality solidifies its dominance, especially in heavy-duty and long-haul transportation applications. In addition, collaborative R&D between automotive engineers and chemical suppliers yields future-generation catalysts that are less prone to poisoning and more thermally robust. Also, as emissions standards tighten, and diesel engines persist in transitional mobility contexts, SCR systems become unavoidable enablers of environmental stewardship and regulatory compliance.
For instance, in May 2024, Rislone launched its new Diesel DEF Treatment (p/n 4780), an addition to its family of products for cleaning, optimizing, and maintaining diesel selective catalytic reduction (SCR) systems. The formula shields SCR and diesel exhaust fluid (DEF) systems from damaging deposits, which can otherwise accumulate and lower engine performance, raise fuel usage, and ultimately prevent the vehicle from operating.
Growing Commercial Vehicle Boost the Global Market Demand
The growing commercial vehicle market, specifically freight and logistics, drives SCR demand as operators focus on emission compliance without sacrificing torque or fuel economy. Trucks and buses, the backbone of global supply chains, need strong SCR systems to support transnational emission standards. Fleet operators prefer SCR's scalability to suit different load capacities and operational landscapes. Compatibility with telematics allows for real-time consumption tracking, maximizing reagent use, and minimizing downtime. Urban delivery networks, progressing to Euro VI and similar standards, further drive adoption. Manufacturers are adjusting compact SCR units for medium-duty vehicles, ensuring compliance on crowded urban routes. This market growth emphasizes SCR's necessity in balancing commercial mobility's economic and environmental needs.
Stringent Emissions Drive Market Growth
Global emission standards enforce stringent NOx reduction targets, where selective catalytic reduction (SCR) systems play an essential role by converting harmful nitrogen oxides into harmless nitrogen and water through a urea-based chemical reaction, ensuring compliance with BS-VI and Euro 6 norms while maintaining optimal engine performance and fuel efficiency.
Regulatory institutions increasingly penalize non-adherence, further motivating manufacturers to integrate SCR into the next-generation diesel engines. Clean air programs and low-emission zones drive greater adaptation, especially in areas confronting pollution emergencies. SCR's ability to achieve NOx levels below one gram per kilometer makes it indispensable for heavy-duty applications. Simultaneously, advanced test cycles such as Worldwide Harmonised Light Vehicles Test Procedure (WLTP) demand real-world emissions accuracy, which further highlights SCR's consistent performance under dynamic driving conditions. Synergy of the technology with exhaust gas recirculation (EGR) systems further improves its attractiveness, making a multi-layered arsenal of emissions control available. With tightening emission regulations under BS-VI norms, automakers are increasingly adopting advanced aftertreatment technologies to comply with stringent environmental standards while maintaining performance.
For instance, in 2023, Hyundai India Limited launched the Creta. The 2023 Creta features the diesel powertrain, which uses a selective catalytic reduction system (SCR) to ensure that it meets the new, stringent emission norms.
Passenger Cars Dominate the Market
Passenger cars hold the majority market share in the global SCR market, triggered by high emission standards for diesel engines and customers' needs for low-fuel-consumption, environment-compliant mobility. Government regulations such as Euro 6 as well as China VI standards impose SCR embedding in diesel-powered passenger cars and SUVs for the suppression of NOx emissions. Vehicle manufacturers prefer small, lightweight SCR systems that can easily fit with passenger car models without loss of cabin space and performance. Hybrid powertrains further enhance SCR uptake, as manufacturers weigh combustion efficiency against electrification objectives. Urban air quality regulations in high-density cities spur retrofitting of existing diesel models with sophisticated aftertreatment systems. Premium segments use SCR as a sustainability discriminator, while mass-market OEMs develop cost-effective urea dosing technologies. This intersection of regulatory urgency, consumer demand, and engineering innovation ensures that passenger vehicles as the SCR market's growth driver.
For instance, in November 2022, Tenneco's DRiV Motorparts business (DRiV Incorporated) announced the availability of Walker replacement selective catalytic reduction (SCR) systems for more than 1,400,000 passenger vehicles in operation across Europe. Tenneco supplies SCR systems and other 'clean air' technologies to global manufacturers of light- and commercial vehicles as well as equipment used in marine, industrial and rail applications.
Asia-Pacific Leads the Global Market
Asia-Pacific leads the global SCR market, driven by China's aggressive emission regulation overhauls, India's shift to BS-VI, and logistics growth in Southeast Asia. China's auto titans mass-produce SCR systems both for local consumption and exports, taking advantage of cost-effective manufacturing volumes. India's truck and bus market, the largest consumer base, fuels demand for indigenous SCR solutions attuned to tropical operating environments. Japan and South Korea provide cutting-edge catalyst technologies, building up regional R&D capacities. Southeast Asia's motorcycle emission standards and Australia's mining vehicle regulations further strengthen demand. This intersection of regulatory imperative, industrial capacity, and technological agility locates Asia-Pacific at the forefront of SCR innovation and deployment.
For instance, in March 2025, in India, Kolkata achieved a milestone towards purer air, as the number of Bharat Stage VI (BS-VI) vehicles in the city is now more than Bharat Stage IV (BS-IV) vehicles for the first time. Latest automobile statistics indicate that nearly 0.4 million BS-VI vehicles were registered at the city's four regional transport offices - PVD, Kasba, Behala, and Salt Lake. Kolkata had 0.39 million BS-VI vehicles as of February 2024, out of which there were 0.34 million BS-IV vehicles. For this transition, vehicles were required to be equipped with advanced emissions control technologies in the form of particulate filters, selective catalytic reduction, and advanced engine management systems.
Impact of U.S. Tariffs
U.S. tariffs on imported SCR components, including catalysts and injection systems, disrupt supply chains, escalating costs for domestic OEMs reliant on Asian suppliers. While shielding local manufacturers, tariffs strain price-sensitive segments like commercial fleets, risking delayed emission compliance. Companies respond by relocating production or sourcing tariff-exempt partners in Mexico and Canada. Conversely, tariffs spur innovation in alternative catalyst materials and modular SCR designs to reduce import dependencies. North American suppliers gain traction, offering localized solutions with shorter lead times. However, tariff-induced price hikes may slow SCR retrofitting in older fleets, temporarily impeding market growth. Long-term, the policy accelerates regional self-reliance, fostering advanced manufacturing ecosystems but necessitating interim cost-absorption strategies to maintain adoption momentum.
Key Players Landscape and Outlook
The market consists of various players, including emission control companies and chemical companies, forming a broader competitive landscape. Competitors differentiate through patented catalyst formulations, modular SCR architectures, and IoT-integrated dosing systems. Strategic alliances with OEMs ensure factory-fit dominance, while aftermarket players focus on retrofit solutions. Regional leaders in Asia leverage cost advantages, whereas European firms excel in premium, ultra-low-emission systems. Startups are innovative with AI-driven SCR optimization software, enhancing urea efficiency. Vertical integration, from catalyst production to system assembly, remains a key battleground. Mergers and patent litigations intensify firms' quest for supremacy in next-gen ammonia slip reduction and cold-start technologies, underscoring the sector's R&D-centric rivalry.
All segments will be provided for all regions and countries covered
Companies mentioned above DO NOT hold any order as per market share and can be changed as per information available during research work.