Solenoid-powered diaphragm feeders pump against pressures as high as 600PSI. Evoqua Advantage offers dozens of combinations of wet end construction materials allowing for nearly any chemical to be injected into any industrial, commercial, municipal, or residential application. Many solenoid driven diaphragm pumps include features desirable for industrial applications such as 4-20mA inputs, programmable timers, and enhanced turndown ratios.