Best Seller | Wayne 66033-WYN1 Jet Pump Switches Wayne 66033-WYN1 Jet Pump Switches Wayne 66033-WYN1 jet pump 30-50 PSI pressure switch. 30# - 50# setting. Repair kit for jet pump switches.. • Jet pump switches • 30 - 50 setting • Model number: 66033-WYN1 Brand: Wayne MPN: N/A Thank you for... more | | $74.99 FREE shipping go to store |