For chemical compatibility, less noise and consistent liquid delivery, choose this CDS John Blue DP-43.1-GRIP & 115/230V Electric Motor Assembly. Engineered with poly heads and manifolds this pump is perfectly tooled to handle many applications, it comes with a maximum pressure capacity of 290 PSI and an upper flow limit of 4 GPM. And with its impressive commercial-grade electric motor, you'll value it for sprayer applications of pesticide, herbicide and liquid fertilizer.