Offering frame sizes ranging from 40 to 120 mm, CUI Devices' line of dc centrifugal blowers feature ball bearing, sleeve bearing, or omniCOOL™ system construction with rated voltages of 12 and 24 Vdc. Our dc blowers come as standard with auto restart protection on all models and feature airflows ranging from 1.17 CFM up to 54.7 CFM. With multiple speed options available to meet a variety of different thermal management needs, our centrifugal blowers are the ideal forced air cooling solution for high back pressure applications in the industrial and telecommunications space.