These Ismatec® IPC and IPC-N digital peristaltic multichannel programmable pumps feature planetary gears that drive eight stainless steel rollers in unison for smooth rotation and accurate liquid flow. These pumps allow the use of up to 24 channels simultaneously. The four-digit LED display shows flow rate or rpm when the pump is running. Flow rates available range from 0.0004 to 44 ml/min, depending on the tubing size and model used.