Smith F48K39B22 Furnace Blower Motor 1/4HP 1075RPM 4SPD 115V CCWLE 407450. Used in Excellent Working Condition. EChecks must clear before item(s) are released. Tracking information will be available upon request. We do our best to ensure the accuracy of every listings. Unfortunately, do to our high volume, mistakes sometimes occur. Get images that make Supersized seem small. Showcase your items with Auctiva’s. Track Page Views With.