Overview Reviews Product Description Wolo PS-1 Pressure Switch Pipe Thread (NPT, 1/8 inch) Wolo PS-1 Product Videos Custom Field Product Reviews Write a Review Write a Review × Wolo Wolo PS-1 Pressure Switch Pipe Thread (NPT, 1/8 inch) Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *