Watkins Wellness 77401 Ace Controller

Watkins Wellness 77401 Ace Controller Overview The Watkins Wellness 78503 Control was designed for specific models of Hot Springs and Caldera. This controller helps regulate chlorine use with the ACE system.  The Controller is interfaced and operated through the spa’s main control panel. The system is open loop and relies on the consumer to monitor the water and make adjustments to chlorine output level as needed. The ACE system does not have a chlorine sensor. Salinity (salt level) is measured at the beginning of each run cycle by monitoring the current through the cell. What’s in the Box 1 x Watkins Wellness 77401 Ace Controller Features ACE System Plug: 3 Compatibility Hot Springs: 2019 Current | Highlife and Limelight Series Caldera: 2019 - Current | Utopia and Paradise Series Please reach out to our customer support team and they will be able to verify if this part fits your model. Brand Watkins Wellness®