161 – P15 Low Pressure Switch161- P5 Low Pressure Switch170D Ultra Low Differrential Pressure Switch171D Ultra Low Differrential Pressure Switch171D Ultra Low Differrential Pressure Switch171D Ultra Low Differrential Pressure Switch (Set at 1.5 in. H2O)200P Medium Pressure Switch200P Medium Pressure Switch200P Medium Pressure Switch210P High Pressure Switch210P High Pressure Switch210P High Pressure Switch220V Vacuum SwitchGT27027 0.2-1.0GT27028PSF100A-1.5PSF100A-10.0PSF100A-15.0PSF100A-2.0PSF100A-20.0PSF100A-3.0PSF100A-50.0PSF100A-6.0PSF101-8112