Description A.Y. McDonald DuraMAC E-Series Booster Pump - 35-52 PSI Boost, 120V, 20 GPM, 1/2-3/4 HP Not all boosting applications require complicated boosting systems. The DuraMAC™ Boosting system is simple, versatile, sophisticated, and reliable. With an easy setup installation and a versatile control with three modes of operation, this pump is flexible enough to meet your commercial or irrigation needs. The 304 stainless steel version of the DuraMAC™ Booster pump will meet the needs of boosting water pressure from Reverse Osmosis (RO) systems, low PH and other agressive water applications which would be corrosive to no-lead brass and metal pipes. Water pressure boosting system for residential irrigation or light commercial use Easy set-up installation All metal connections - no plastic threads Half-gallon pressure tank included TEFC single phase motor for quiet operation Electronics separated and sealed from waterway No-Lead Brass / 304 stainless steel check valve included Dry-Run protection 1” inlet and outlet- 1 year warranty Technical Details Impellers: 304 Stainless Steel Pump Casing Inlet: 301 Stainless Steel Pump Casing Outlet: 301 Stainless Steel Pump Seal (stationary): Silicon Carbide Pump Seal: (rotating) Carbon / NBR Diffuser: 304 Stainless Steel Check Valve: No-Lead Brass / Stainless Steel Pump Controller: Cross No-Lead Brass / Stainless Steel How it Works Primarily flow?activated : Turns on when flow is > 0.5 GPM . Shuts off when flow is < 0.5 GPM . Has a hob?style pressure sensor set at 30 PSI as a safety: If pressure drops to 30 PSI or less , it will kick on to recharge the line, then wait for flow again. Datasheets Product variant title Model Product variant SKU 52 PSI / 120 / Lead Free Brass 18052R020PC1 6010-102 35 PSI / 120 / Lead Free Brass 18035R020PC1 6010-101 52 PSI / 120 / Stainless Steel 18052R020PC1SS 6010-111 35 PSI / 120 / Stainless Steel 18035R020PC1SS 6010-110 Booster Pump GuideE-Series Water Pressure System Spec Sheet