The CPCB 4 Diesel Generator is a statutory organization in India that sets environmental standards, including regulations for air and water pollution. The standards are designed to control the emissions of particulate matter (PM), nitrogen oxides (NOx), carbon monoxide (CO), and other pollutants from diesel engines. They are designed to be more fuel-efficient, which can result in cost savings for users. These are used to provide emergency power during blackouts and power outages. CPCB 4 Diesel Generator plays a crucial role in providing reliable power while minimizing environmental impact through reduced emissions.