HJS Emission Technology SA is an OEM and leading provider of emission control, exhaust aftertreatment, and air quality solutions for the mining, industrial, and heavy-duty vehicle sectors. As the South African partner of HJS Emission Technology Global, we deliver world-class technologies designed to reduce harmful diesel emissions, improve workplace air quality, and support compliance with increasingly stringent occupational health and environmental standards.

Our solutions include Diesel Particulate Filter (DPF) systems, diesel oxidation catalysts (DOC's), emission monitoring, retrofit technologies, and aftermarket support for a wide range of mobile and stationary diesel-powered equipment. We work closely with mines, OEMs, fleet operators, and industrial facilities to develop sustainable, reliable, and cost-effective emission reduction strategies.

At HJS SA, we understand the critical importance of clean air in demanding operating environments. Our team provides expert consultation, system selection, installation support, maintenance, diagnostics, and ongoing technical assistance to ensure optimal performance and compliance throughout the equipment lifecycle.

By combining global innovation with local knowledge and support, HJS SA helps businesses improve operational efficiency, protect worker health, and save lives in mines by meeting OEL limits.