The Super Duplex M1 Digital Printed Circuit Board is a high-performance replacement PCB engineered for Balboa Super Duplex M1 spa control systems. As the central hub of your spa’s electronics, it controls heating, filtration cycles, jets, and pressure monitoring, ensuring a smooth and reliable spa experience. Built with durable components and featuring a standardized layout, it’s ideal for both quick replacements and system upgrades. This board supports a wide range of Balboa models, making it a versatile and dependable solution for many spa configurations.