Jabsco - WATER PRESSURE PUMP - 1.9 GPM - 31295-0092. Jabsco PAR-Max Water Pressure pumps have provided years of great service to many boaters. Now Jabsco has refined the product line with two new pumps. The 1.9 GPM and 2.9 GPM (7 LPM and 11 LPM) are designed for vessels requiring a quiet, smooth flow, on-demand pump. These new pumps feature a three chamber diaphragm design offering a smooth flow from.65 GPM to 2.9 GPM (2.5 LPM to 11 LPM), and come with a built-in Pulsation Eliminator to control unwanted cycling and noise. These performance characteristics match the needs of the typical vessel with up to three fixtures.. Features:. Outlets - 1-2. Volts(DC) - 12. Pressure Cutoff - 25 psi (1.7 bar). Smooth flow. Dry running capability. Soft noise absorbing mounts. Snap-fit port fittings. Built-in bypass -less pulsation. Reduces need for accumulator tank. Corrosion resistant materials. CSA listed. ISO 8846 MARINE (ignition protection). CE