Who We Are

HOTSTART diesel engine heaters keep you always ready

HOTSTART strives to be the world leader in diesel engine heating solutions. We design and manufacture diesel engine pre-heaters that improve the reliability of generators, gas compression equipment, locomotives, ships, heavy duty machinery and large trucks.

We partner with our customers to provide diesel engine heating solutions that meet their exact specifications and unique requirements. Global companies like Caterpillar, MTU, Komatsu and others trust us with their critical engine heater needs. Engine heating is all we do. Our engineering and manufacturing teams will take your engine heater project from design to delivery. We're ALWAYS READY to solve your engine heating needs anywhere in the world.

Engine Heating Specialists Working For You...

Our vision is to be the world leader in engine heating.

Company Overview Brochure

HOTSTART is a manufacturer of diesel engine heaters based in Spokane, Washington, USA. The company has a subsidiary HOTSTART GmbH in Siegburg, Germany, an Oil & Gas sales office in Katy, Texas and an office in Tokyo, Japan. The company was established in 1942 with the original patent for engine coolant heating. Customers use HOTSTART heaters to preheat their diesel engines giving them easy starts, immediate full power, reduced engine wear, reduced emissions and reduced fuel consumption.

HOTSTART is a valued partner to many of the world's leading engine OEMs. We can take any engine heating project from the design stage to delivery. With over 70 years of experience, HOTSTART has the expertise to solve your engine heating challenges.

Leading diesel engine applications include standby generator sets, locomotives, equipment/machinery, gas pipeline compressors, heavy duty trucks and marine. Many products carry CSA-C/US approval and UL C/US approval as well as the CE mark. In addition, several products have passed industry and U.S. military shock and vibration testing. The company has been certified to ISO 9001:2008 and was selected by the U.S. EPA for the first funded project to reduce emissions and fuel consumption in locomotive engines.

Celebrating 75 years 1942–2017