Selective Catalytic Reduction (SCR) Systems Market

By Type of Catalyst;

Vanadia-based Catalysts, and Zeolite-Based Catalysts

By Component;

SCR Reactor and Hydrolysis Unit

By End-user;

Automotive Industry and Power Generation

B Application;

Automotive SCR Systems and Industrial SCR Systems

By Geography;

North America, Europe, Asia Pacific, Middle East & Africa and Latin America - Report Timeline (2021 - 2031)
Report ID: Rn900646512 Published Date: August, 2025 Updated Date: September, 2025

Selective Catalytic Reduction (SCR) Systems Market Overview

Selective Catalytic Reduction (SCR) Systems Market (USD Million)

Selective Catalytic Reduction (SCR) Systems Market was valued at USD 1,511.47 million in the year 2024. The size of this market is expected to increase to USD 2,463.85 million by the year 2031, while growing at a Compounded Annual Growth Rate (CAGR) of 7.2%.


Selective Catalytic Reduction (SCR) Systems Market

*Market size in USD million

CAGR 7.2 %


Study Period2025 - 2031
Base Year2024
CAGR (%)7.2 %
Market Size (2024)USD 1,511.47 Million
Market Size (2031)USD 2,463.85 Million
Market ConcentrationMedium
Report Pages396
1,511.47
2024
2,463.85
2031

Major Players

  • BASF SE
  • Johnson Matthey
  • Haldor Topsoe
  • Umicore
  • Clariant AG
  • Cummins Inc.
  • Delphi Technologies
  • Continental AG
  • Babcock & Wilcox Enterprises, Inc.
  • Air Products and Chemicals, Inc.

Market Concentration

Consolidated - Market dominated by 1 - 5 major players

Selective Catalytic Reduction (SCR) Systems Market

Fragmented - Highly competitive market without dominant players


The Selective Catalytic Reduction (SCR) Systems Market is expanding as industries accelerate the adoption of advanced emission control technologies. Nearly 53% of transportation and industrial enterprises have implemented SCR systems to cut nitrogen oxide emissions and contribute to cleaner air. These solutions are now considered indispensable for achieving sustainability goals.

Growing Emphasis on Emission Reduction
The market is fueled by stricter regulations, with around 58% of industrial operators adopting SCR systems to reduce pollutants. Capable of lowering nitrogen oxides by more than 90%, these systems are widely recognized as an effective choice for environmental compliance.

Innovations Driving System Efficiency
The integration of next-generation catalysts, dosing controls, and diagnostic systems has enhanced SCR effectiveness. Nearly 47% of newly installed units feature intelligent monitoring technologies that optimize urea injection, ensuring both higher efficiency and reduced maintenance.

Expanding Applications Across Key Sectors
SCR adoption is growing across power plants, marine vessels, and heavy-duty vehicles, where usage levels are approaching 44%. By improving energy performance and ensuring regulatory compliance, SCR systems are gaining a stronger foothold in these critical industries.

  1. Introduction
    1. Research Objectives and Assumptions
    2. Research Methodology
    3. Abbreviations
  2. Market Definition & Study Scope
  3. Executive Summary
    1. Market Snapshot, By Type of Catalyst
    2. Market Snapshot, By Component
    3. Market Snapshot, By End-User
    4. Market Snapshot, By Application
    5. Market Snapshot, By Region
  4. Selective Catalytic Reduction (SCR) Systems Market Dynamics
    1. Drivers, Restraints and Opportunities
      1. Drivers
        1. Stringent Emission Regulations
        2. Increasing Adoption of Clean Technologies
        3. Growth in Industrial and Automotive Sectors
      2. Restraints
        1. High Initial Installation and Maintenance Costs
        2. Availability of Alternative Emission Control Technologies
        3. Fluctuations in Raw Material Prices
      3. Opportunities
        1. Rising Demand for Energy-Efficient Solutions
        2. Technological Advancements in SCR Systems
        3. Expanding Applications in Marine and Power Generation Sectors
    2. PEST Analysis
      1. Political Analysis
      2. Economic Analysis
      3. Social Analysis
      4. Technological Analysis
    3. Porter's Analysis
      1. Bargaining Power of Suppliers
      2. Bargaining Power of Buyers
      3. Threat of Substitutes
      4. Threat of New Entrants
      5. Competitive Rivalry
  5. Market Segmentation
    1. Selective Catalytic Reduction (SCR) Systems Market, By Type of Catalyst, 2021 - 2031 (USD Million)
      1. Vanadia-based Catalysts
      2. Zeolite-based Catalysts
    2. Selective Catalytic Reduction (SCR) Systems Market, By Component, 2021 - 2031 (USD Million)
      1. SCR Reactor
      2. Hydrolysis Unit
    3. Selective Catalytic Reduction (SCR) Systems Market, By End-User , 2021 - 2031 (USD Million)
      1. Automotive Industry
      2. Power Generation
    4. Selective Catalytic Reduction (SCR) Systems Market, By Application, 2021 - 2031 (USD Million)
      1. Automotive SCR Systems
      2. Industrial SCR Systems
    5. Selective Catalytic Reduction (SCR) Systems Market, By Geography, 2021 - 2031 (USD Million)
      1. North America
        1. United States
        2. Canada
      2. Europe
        1. Germany
        2. United Kingdom
        3. France
        4. Italy
        5. Spain
        6. Nordic
        7. Benelux
        8. Rest of Europe
      3. Asia Pacific
        1. Japan
        2. China
        3. India
        4. Australia & New Zealand
        5. South Korea
        6. ASEAN (Association of South East Asian Countries)
        7. Rest of Asia Pacific
      4. Middle East & Africa
        1. GCC
        2. Israel
        3. South Africa
        4. Rest of Middle East & Africa
      5. Latin America
        1. Brazil
        2. Mexico
        3. Argentina
        4. Rest of Latin America
  6. Competitive Landscape
    1. Company Profiles
      1. BASF SE
      2. Johnson Matthey
      3. Haldor Topsoe
      4. Umicore
      5. Clariant AG
      6. Cummins Inc.
      7. Delphi Technologies
      8. Continental AG
      9. Babcock & Wilcox Enterprises, Inc.
      10. Air Products and Chemicals, Inc.
  7. Analyst Views
  8. Future Outlook of the Market