Load genie with a 3/8" OD inlet and a 1/4" MNPT outlet is a combination un-loader and check valve. Unloads discharge manifold in either vertical or horizontal position of any compressor when compressor cycles and flow stops. Efficient, quiet and economical, load genies eliminate tubing/fittings of conventional pressure switch un-loader. Has a Maximum recommended compressor speed of 400 RPM.