Sundance Flow Switch [3/4" Barb Tee 1 Pump 5ft] (Q12DSC2/SUND857)

Jacuzzi / Sundance – Hot Tubs, Spa Systems and Replacement Parts

Jacuzzi / Sundance is a premium manufacturer of hot tubs and hydrotherapy systems, known for innovation, comfort, and performance. Sundance Spas was founded in 1979 and has a long-standing relationship with Jacuzzi Whirlpool Bath, bringing together decades of experience in hydrotherapy, spa engineering, product development, and manufacturing. Together, the Jacuzzi / Sundance product family has built a strong reputation for delivering high-quality spas designed for relaxation, wellness, and long-term reliability.

Jacuzzi / Sundance specializes in hot tubs, hydrotherapy systems, jets, control systems, pumps, heaters, plumbing components, and replacement parts. Their product lineup includes advanced hydrotherapy technologies, energy-efficient circulation systems, and user-friendly controls developed through decades of Jacuzzi and Sundance spa engineering. Jacuzzi / Sundance replacement parts support ongoing maintenance, repair, and system performance across a wide range of spa models.

Jacuzzi / Sundance products are known for superior hydrotherapy performance, durability, and energy efficiency. Their systems benefit from decades of combined experience in hydrotherapy, water movement, spa engineering, and component design. Spa owners and professionals choose Jacuzzi / Sundance replacement parts to help maintain proper fit, reliable operation, consistent water temperature, and long-term spa performance.

To select the correct Jacuzzi / Sundance component, it’s important to match your spa model, year, original part number, and system specifications, including jets, pumps, heaters, control systems, valves, and plumbing components. Because Jacuzzi and Sundance have a long history of shared engineering and product development, some components may appear similar while having different specifications or applications. Reviewing part diagrams, replacement information, and compatibility ensures proper fit and function.

At Bath & Spa Parts Online, we carry a wide selection of Jacuzzi / Sundance pool, spa, and bath parts ready to ship. Can’t find what you need? Contact our Product Specialists at 800-918-9143, use the live chat, or visit our Contact Us page. For installation guides, part diagrams, and troubleshooting resources, visit the Bath & Spa Parts Online Knowledge Base for expert support.