DC fans in the ebm-papst compact range can have their speed reduced by up to 80% using innovative drive technology which, unlike voltage control, has no adverse impact on motor life.
Speed control for two or three wire ebm-papst DC compact fans 71.1 x 72.4 x 19.6 (max height) mm, with 4 holes each 3.5mm diameter Selectable control temperature range +20 → +40 / +35 → +55°C Alarm output