Heaters

Prisco Caldera offers a comprehensive selection of Caldera spa heaters designed to maintain optimal water temperature and enhance your spa experience. Our inventory includes essential components such as the 74912 Heater Replacement, a 4kW low-flow trombone-style heater compatible with Utopia and Paradise series spas from 2001 to the present. Additionally, we provide the 73994 Heater, another 4kW option suitable for various Caldera models. These heaters are crafted to meet OEM standards, ensuring durability and reliable performance.
Whether you're replacing a faulty heater or upgrading your spa's heating system, our products are designed to meet the specific requirements of your Caldera spa model. Browse our collection to find the perfect heater that matches your spa's needs and enjoy a more efficient and reliable spa operation. Each heater is engineered for easy installation and long-lasting performance, providing you with consistent warmth and comfort during every soak.