Hydra-Tech hydraulic power units are designed to give years of reliable service with minimal maintenance. All our power units include hydraulic oil coolers, return filters with spin-on cartridges, remote pressure control valve and triple filtration. Our mid-range sizes (25-100hp) include a towable highway trailer package that meets or exceeds state DOT requirements. Engines and hydraulic pumps are closely matched to optimize system performance, fuel efficiency and service life. Our hydraulic power units have been designed to run on a wide variety of standard hydraulic oils as well as the newest non-toxic, bio-degradable oils.