Flow switch on 3/4" barb tee fitting, includes 22AWG 6ft cable with a 2-pin plug Fits most circuit boards that accepts a 2-pin plug Comes with a 90-day limited warranty, and is non-returnable

Spa Guts Harwil Flow Switch on 3/4" Barb Tee Fitting. Includes 22AWG 6ft Cable with a 2-Pin Plug that fits most circuit boards that accepts a 2-Pin Plug. Spa Guts P/N: 45-150-0221. Optional replacement for the following part numbers: Harwil Q-12DS-C2, Harwil Q-12DS-CS, 6560-857, SD6560-857, 48-0120A, 34-0221-K This item comes with a 90-Day limited warranty, and is NON-Returnable. Note: Do not try to use this flow switch without consulting with a professional spa technician. for professional installation only.