variable speed exhaust fan for sale, brand-new and used.

Router Variable Speed Controller Electric Motor AC Control Rheostat 120V 15AMP Variable Fan Speed Controller -For Hydroponics Inline Fan Exhaust Air Or Electric Router FREE SHIPPING ALL USA Three settings include off, on (full) and variable. Simple use the dial to increase or decrease fan motor speed. 120 volt/15 amps.

This is a used, functional diagonal fan, Papst PN DV4112/12N. It runs on 12vdc and has a TTL-compatible tachometer output that can be used to facilitate variable-speed applications. Data is available at http://www.ebmpapst.com/en/products/compact-fans/diagonal-compact-fans/diagonal_compact_fans_detail.php?pID=54185, and a downloadable datasheet with fan curve and panel cutout dimensions is available at http://img.ebmpapst.com/products/datasheets/DC-diagonal-fan-DV4112N-ENG.pdf .