PUMP HOTSY HHC165L.1, 2.2 @ 1450, 1740 RPM Pacific Bay Equipment Sale! from $703.00 Qty. Add to Cart This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Duplex Series: Direct Drive 2.2 GPM 1500 PSI 2.3 HP 1725 RPM 5/8" hollow shaft