Leading-edge hydraulic engineering makes Pioneer Pump centrifugal pumps the highest performing pumps on the market. Available in pump sizes from 3" (80 mm) to 30" (760 mm) with flows up to 44,000 gallons per minute (10,000 m3/h) and heads to 850 feet (260m), our pumps are designed to provide better flow, higher head and greater efficiency to meet your unique challenges.