Description
The 77538 Caldera Control Panel is an 8-button LCD interface used in Caldera spa models made from 2016 to the present. It lets you control water temperature, jets, and lighting.
Key Details
- Size: Measures 9 1/4 inches by 4 1/4 inches.
- Connection: Uses a 6-wire cord with an 8-pin connector.
- Models: Fits Utopia and Paradise series spas like the Cantabria, Geneva, Kauai, Makena, Martinique, Niagara, Salina, and Tahitian.
- Features: Includes simple text prompts and an overlay for navigation.
Important Facts
- Software Updates: Replacing this panel often requires a software update for your hot tub’s main control box.
- Safety Lock: You can hold down the temperature and light buttons together for 3 seconds to lock the controls and prevent unauthorized use.









