Kaeser's Sigma frequency control is available from 100 to 215 hp and flows from 130 to 1,001 cfm providing pressures from 80 to 145 psig. The direct drive airend/motor package is designed to provide the highest efficiency over its entire speed range of 20 to 100%. Sigma offers sound dampening enclosures, EPA compliant motors and a built-in Eco-Drain for condensate removal.

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