Hot Tub Flow Switch Compatible With Sundance Jacuzzi

A technically accurate replacement flow switch for Sundance, Jacuzzi, and Sweetwater hot tubs requiring part numbers 2560-040 or Q12DS-C2. Constructed with heat-stable plastic housing, brass sensing components, and insulated rubber cable featuring curled finger connectors. Features include a 3/32 inch flow orifice, 0.85 inch hose connections, 0.4 inch freeze line port, directional arrow markings, and transparent body for debris visibility. Supports native FLO, FLO2, and flashing FLO status reporting — fully compatible with original control logic and user interface feedback. Not suitable for Sundance 800 series or unlisted models.