High Pressure and Fan Cycling Switch High Pressure Switch, Normally Open High Pressure Switch, Normally Open ABPN83318180 - High Pressure Switch High Pressure Switch, Normally Open YH1705 - High Pressure and Fan Cycling Switch 18-03836 - High Pressure and Fan Cycling Switch 2614390C1 - High Pressure Switch, Black 1676787C1 - High Pressure Switch RD-5-8218-0P - Pressure & Fan Override Switch