The Hydra Tech's HT35DYS is a portable power pump unit which is specifically constructed to drive multiple pump models encompassing the S4VHL and the S6TC. A system relief and pressure control valve are also provided along with a liquid loaded pressure gauge. It is built with a spin-on return filter integrated with an indicator and an automatic engine safety shutdown features. It offers various options such as several hydraulic circuits, skid frame and others. With its in-house fuel tank and a highway trailer chassis, the equipment is made ready for operating up to 24 hours between refilling periods.