New Little Giant Pumps for sale, reduced!

New Little Giant 3MDQX-SC (750 GPH) Retail $215, was $175, now $150
New Little Giant 3MDQ-SC (1100 GPH) Retail$219, was $175, now $150
or $275 for both. Bought these pumps at J&L and then tried to return them the next day after running them overnight, to no avail. (They are now in the back room at J&L in the original packing.) I now realize there is no such thing as a silent pump that does not transfer its cooling load to the aquarium water. (I've gone to Velocity pumps.)