As the premier supplier of hydraulic generators to the Fire & Emergency Industries, Harrison knows that the toughest conditions demand the toughest performance. That why Harrison is the #1 supplier of Hydraulic Generators to this EXTREMELY demanding industry. Harrison Hydra-Gen is a provider of Clean, Reliable, Mobile Power since 1969. As a critical supplier to COVID-19 front line workers, Harrison Hydra-Gen has committed to keeping all of our employees working in these difficult times in order to continue to provide the highest level of support to our country’s emergency infrastructure. For 50 years, not only our products but also our company have been PROVEN UNDER PRESSURE.