The Balboa VS501Z is a highly popular, convertible (120V/240V) hot tub control system widely used in spas to operate jets, blowers, and lights. It utilizes Balboa's patented M7 sensor technology to monitor water temperature and flow, removing the need for failure-prone mechanical pressure switches.
M7® Technology Equipped All Circuits Convertible to 120 or 240VAC Freeze Protection Easy To Install & Service Amp Receptacles Standard, Economy & Sleep Modes US and Canada UL Recognized
