HomeEnginesCoolingCooling System ComponentsEspar S3 HeaterApril 7, 2017Take a closer look at the inner workings of Eberspaecher's newest coolant heater, the Espar Hydronic S3 heater.RelatedEberspaecher Hydronic S3 Economy Pre-Heater SystemRecommendedPower SystemsExclusive: Amy Davis, Accelera President, Discusses the New Brand from Cummins at CONEXPODuring a press conference, Davis shared many of the brand’s products and talked afterward with OEM Off-Highway.OEM Video LibraryCaterpillar Unveils the C13D Engine at CONEXPOAn engine that can run on vegetables and sense where it’s at? Cat has it! OEM Off-Highway Editor Lori Ditoro talks all things unique about the new Cat 13D engine.SponsoredWe are with you throughout your journey.Your needs evolve all the time. This is why we also never stop evolving: to support you better. Anywhere. Always.