Overview Product Description OPEN BOX- E-D143 5.0 Diameter Ventilator and Unit Heater Motor 1/30-1/40 HP 1/30-1/40 HP 115 Volts 1050 RPM 2 Speed 1.5-1 Amps Open Vent. Enclosure CCWLE Rotation Sleeve Bearing 1/2 x 1-5/8 shaft Dim. Roof top Ventilator Replacement for Siegler & Williams wall heaters Cross Reference: A051082106 Disclaimer: All opened box products may have been previously installed. Signs of being installed which may include but not limited to bolt mark, set screw marks, and or cosmetic scratches. Item may not be in original factory box. All open boxed items have been restored to like-new condition and have been tested to ensure flawless operation. All opened box products will carry a one year warranty from date of purchase. Product Videos Custom Field Product Reviews