OilSmart Water Pump Switch, OilSmart Switches & Alarm System-Skimoil, Inc. The OilSmart Switch is a stand-alone pump controller requiring no expensive electrical panels, will operate any pump up to and including a 1HP. The OilSmart™ Switch energizes a pump, valve, alarm or whatever’s wired into it when it detects water, not oil. If it detects oil, it shuts the pump DOWN! It’s deadly effective and economical to use! Oilsmartswitch.com~Site InfoWhoisTrace RouteRBL Check