The pumps feature an integrated 6-24 VDC motor or 24 VDC stepper motor to provide accurate dispensing of liquids in bioengineering systems, medical devices, scientific and diagnostics instrumentation, and other high precision applications. Boxer 9000 pumps are available with 3, 4, and 5 roller configurations for delivery rates from 0.2 to 270 ml/min. Intended for either continuous or intermittent operation, the Model 9000 peristaltic pump can accommodate a choice of 0.5 mm, 1mm, 2mm, and 3mm tube diameters. Quick change tube sets are available in Santoprene, silicone and ED Plex tubing. The pumps are easy to panel-mount, are self-priming, and utilize an exclusive hinged lid design for fast and easy tube replacement. The DC motors can be equipped with several gearbox combinations and back shaft encoder for improved control in dispensing specific volumes or monitoring flow rates.