Sundance Flow Switch [3/4" Barb Tee 1 Pump 5ft] (Q12DSC2/SUND857) aquaproducts An internal air bellow helps

An internal air bellow helps create the pneumatic pressure transfer needed in a compatible air-button system

This type of part is especially useful when the original freeze protection thermostat has failed

Improves service confidence and equipment usability

broad format that is especially practical in systems designed around compact cartridge height and threaded bottom engagement

Sundance Flow Switch [3/4" Barb Tee 1 Pump 5ft] (Q12DSC2/SUND857) aquaproducts An internal air bellow helpsSundance Flow Switch [3 4" Barb Tee 1 Pump 5ft] (Q12DSC2 SUND857) is a replacement Sundance Spas flow switch designed for spa systems that use a 3 4" barb tee connection and a 5 foot lead. Flow switches help confirm water movement through the heater circuit, supporting proper system operation and helping protect heater components when circulation is interrupted. This part is a practical choice when troubleshooting flow related error messages, heater