DENSO is the largest manufacturer of Industrial alternators in the world, our high efficiency power and durability under the most grueling conditions make them the natural choice. We offer brush and brushless-type alternators to meet the needs of each equipment manufacturer for a wide variety of applications. Our brushless design results in longer life even in the toughest environmental conditions. This translates into being the OE manufacturer of alternators for leading Industrial Applications and equipment manufacturers for over 30 years.
DENSO's leadership in diesel common rail technology is unsurpassed in the industry. In 1995, we launched the world's first diesel common rail injection system for trucks. DENSO's diesel engine management system will expand to include intake air and exhaust gas recirculation (EGR) management and exhaust gas treatment, in addition to the common rail system as a core of the management system. DENSO's diesel fuel injection system is unsurpassed by any other manufacturer. For the epitome in industrial fuel injection, DENSO is truly better by design.
Combining our expertise in diesel technology with all the strengths of our Spark Plug program, DENSO's expanded range of Industrial Glow Plugs strive to give you unrivaled choice and quality. . Engineered to OE standards, our product encompasses all current Glow Plug technologies including single-coil, double coil, extended post-heating, ceramic glow plugs, and instant heating.
At DENSO, we bring together everything we know as an OE supplier to provide spark plugs for a wide range of industrial and CO-GEN applications. Our Industrial Iridium Spark Plugs are engineered to withstand the high demands of Industrial Applications.  
DENSO supplies all major medium duty truck, bus, RV and chassis manufacturers. DENSO's high reliability is why Hino has used DENSO medium duty starters in their trucks for nearly 30 years. For the pick-up and delivery vehicle that experiences a high frequency of starts, DENSO's medium duty fleet starter is the only solution. Simply put, Fleets large and small for classes 3, 4 and 5 throughout the United States rely on DENSO medium duty starters.