The HP series hydraulic power units are engineered for continuous professional use and are optimized to deliver ideal flows and pressures to both Type 1 and Type 2 hydraulic tools. Their powerful Briggs & Stratton engines and best-in-class cooling system delivers the power and heat rejection pros need to keep tools working uninterrupted all day in all types of conditions. The HP series of power units feature a manual throttle for ultimate user control. STANLEYÕs HP210 compact design is ideal for all your on-site hydraulic power needs. The ultra efficient hydraulic tool circuit cooling provides comfortable tool operation even in the most demanding environments.