Waterous Waterous E500 Series Portable Fire Pump, High Pressure / High Volume SKU: WATEROUS-E5 $17,599.95 Waterous E500 Series Portable Fire Pump, High Pressure / High VolumeWaterous E501C / E511C Portable Fire Pumps E501-C GPM L/min L/sec PSI Bar kPa MPa Max Flow: 110 420 6... Choose Options Add to Wish list Compare