This GFCI plug is a safety device, perfect for wet environments. If you have a pump or electric heater being used, it’s a good idea to plug it into a GFCI receptacle or use this plug.
This plug is rated for 120 Volts, 15 Amps and includes a ground. This plug is the American, grounded, 3-prong version.
We use it in our ChillWizard system.