Hydra-Cell Industrial Pumps, Wanner Engineering Inc., introduces the H25 Metering Series, hydraulically-balanced diaphragm industrial pumps designed to pump solutions at up to 1,200 gpm, while providing one percent steady state accuracy with a 10:1 turndown ratio. The H25 requires less horsepower than most pumps of comparable size and capabilities and can operate at 1,000 psi, or monitor with the same degree of accuracy at 50 psi.