Trebor Pump Purus 20 Maintenance Free fully teflon pump up to 20 lpm. Magnum 610 Handles flow capacities up to 35 lpm and temperatures up to 100°C. Maxim 50 Air-operated double-diaphragm pump is ideal for aggressive, high purity applications. Able to handle up to 180°C. Flow rate up to 50 lpm. Champion SL20 Engineered specifically for slurry delivery and booster applications. 110 Pump Industry standard for lower flow, high purity chemical pumping applications. Flow rate up to 20 lpm. Magnum 620 The new 620 has no metal parts or elastomer O-ring seals. Flow rate up to 30 lpm. Mega 960 Handles high flow capacities up to 85 lpm and temperatures up to 100°C.