The DeVilbiss Z-AC-0008-2 Compressor Switch is preset at 100-PSI cut-in pressure and 125-PSI cut-out pressure. This switch is used on stationary and portable air compressors manufactured by DeVilbiss. This part is compatible with DeVilbiss models: DF412, DF430, DF5020, EXDF5020. It also fits Craftsman models: 919.152921, 919.152940, 919.792250,919.152930, 919.72800. This product replaces part no. 5140112-18. DeVilbiss Air Power Company is a leading manufacturer of air compressors, air tools, electric generators, nailers and staplers, and pressure washers and much more.