Features: Automatic demand; 25 PSI (1.72 bar) on /40 PSI Self priming up to 2.5 vertical feet (.76m) Long life pressure switch Santoprene® diaphragm, Viton® valves Thermally protected ball bearing motor with splash proof housing Internal fan radiates heat; external heat sink not required. Integral on/off switch optional. New from SHURflo, the SLV is ideal for low volume intermittent duty application requiring a compact pump with low power consumption. Unique design has no metals in the fluid path for maximum chemical resistance. Automatic demand operation and elastomers that handle a wide variety of fluids offer great versatility. Perfect for low volume spraying and transfer. Cost effective yet with high performance and reliability; the SLV offers tremendous value. Model Description SLV10-AA40 Automatic Demand Pump 1.0 GPM open flow, Viton® valves, Santoprene® diaphragm, 40 PSI Demand Switch, 3/8" Barb ports Integral on/off switch included