Product Type Oil Burner Pump Flow Rate 4 gph Overall Height 3 1/4 in Overall Length 2 1/4 in Overall Width 4 3/8 in Adjustable PSI Range 100 psi to 200 psi Maximum Lift Up To 14 ft in 2-Pipe System Up to 8 ft in 1-Pipe System Minimum Pressure 100 psi Motor Speed 3 450 RPM Number of Stages 1 Standards UL Listed