AG South 5275087 Replacement Pump; 2.1Gpm,12V, 60Psi; Replacement Pump for Spot Sprayers, Liquid Fertilizer Units, Planter and Back Up Water System High-flow duplex diaphragm pump replacement pump for spot sprayers, liquid fertilizer units, planter or back up water systems Can also be used for potable water maximum pressure 60 PSI includes ball bearing drive assures longer pump life diaphragm design eliminates troublesome shaft Seal gold Series