The NuAire Awel model MF20 is a multi-purpose ventilated bench top centrifuge offering speeds up to 13,800 rpm (20,350 xg) for high speed protocols involving virology, bacteriology, immunology and more. Model MF 20 provides 4 x 200 ml or 36 x 5-7ml collection tubes capacity. AWELock allows the simple change of rotors without tools to go form low speed to high speed research applications.