Features: ●External Rotor Shaded-Pole Motors ●Ball Bearing Construction ●Die Cast Aluminum Housing ●Sheet Steel Impeller Welded onto Rotor ●Air Exhaust Over Struts ●Counterclockwise Rotation When Looking at Rotor ●Mounting From Either Face Using Four 4.5 mm Holes ●2.8 × 0.5 mm Flat Pin Terminals ●65°C Maximum Ambient Temperature Rating ●Capable of 50 Hz Operation ●70.5 Oz. (1999 g) ●W2E200-HH86-05 Has a Discharge Grill ●W2E200-HH86-90 — Tach Output