AR North America AR50-SP 17,4 Max GPM Diaphragm Pump, 580 Max PSI

17,4 Max GPM Diaphragm Pump, 580 Max PSI

140°F - Max Water Temp 35 mm - Suction 1" - Outlet

Hydraulic two-diaphragm pump, for use in the semi-professional agricultural sectors. Trolley-mounted in combination with electric motors or internal combustion engines for gardening, and small sprayers for medium-pressure pesticide treatments in gardens, greenhouses, orchards or vineyards. Parts in contact with pumped liquids in Rilsan-coated aluminium, and AISI 303/304. Diaphragms in NBR. Seals in NBR. Die-cast casing with oil-immersed mechanism and clear plastic tank for visual level checking. Fitted with air-hydraulic damper for smoother operation and less hammer effect in the delivery circuit. Oil drainage stopper. Pistons with ring for a more efficient “oil cushion” system to protect the diaphragm. New-design diaphragm cut-out system to prevent contact tearing even in heavy-duty operating conditions. Spherical sector profile valves for lower flow resistance and improved volumetric efficiency. Mass-produced safety valve and cardan protection. Metal fasteners with galvanised finish. Available with reduction gearboxes for electric motors or internal combustion engines and flanges for