VEVOR 1" x 11" Well Pressure Tank Tee Kit, with 30/50PSI Switch, 8-Pieces Pure Brass Pressure Tank Installation Kit for Water Well, 1 in Gate Valve Included, Fit Most tanks with Diameter up to 16 in

Thank you for your question. Yes, this 1" well pressure tank tee kit is compatible with VEVOR 30-gallon pressure tanks, provided the tank has a 1-inch NPT connection, which is the standard connection size for this kit. Please verify your tank's port size before purchasing to ensure compatibility. If this answer does not resolve your current issue, please contact us again for assistance.

Thank you for your question. Yes, as long as the ports have the same 1-inch NPT thread size, the pressure switch and pressure gauge can generally be installed in each other's positions on the tank tee. Please ensure all connections are properly sealed and that the switch remains correctly oriented for safe operation. If this answer does not resolve your issue, please contact us again for assistance.