The WATERAX VERSAX-9 is versatile, rugged, and an economical twin impeller self-priming pump. This unit is driven by a 9 HP Honda engine. It produces maximum pressures of 150 PSI (10.3 BAR). It also produces flow rates of up to 105 US GPM (397 L/min). The compact design makes it ideal for a variety of applications such as firefighting, tank filling and water transfers.