How far must a 15A or 20A receptacle on a general-purpose branch circuit be from the inside wall of a spa or hot tub installed indoors?

The requirement for the distance of a 15A or 20A receptacle from the inside wall of a spa or hot tub installed indoors is indeed 6 feet. This distance is outlined to ensure safety by minimizing the risk of electrical shock in areas where water is present.

The NEC emphasizes the importance of maintaining this distance to provide a buffer zone between the receptacle and the water source. Water is a conductor of electricity, and having receptacles too close to the spa or hot tub creates a hazardous situation, especially if the receptacle is exposed to splashing water or condensation.

The 6-foot requirement is a standard set by the NEC to ensure that individuals using the spa or hot tub are protected from accidental contact with live electrical components. This regulation is particularly critical because spas and hot tubs operate at various temperatures and conditions where electric shock can have severe consequences.

Understanding this distance helps ensure compliance with safety standards and promotes a safe environment for users of indoor spas and hot tubs.