Tank Ball Valve 3/8" Tube x 1/4" FPT
RO Tank Ball Valve – 3/8-Inch Tube × 1/4-Inch Female NPT
Control water flow to and from a reverse osmosis storage tank with this RO Tank Ball Valve – 3/8-Inch Tube × 1/4-Inch Female NPT. The valve combines a 3/8 inch OD quick-connect tube connection with a 1/4-inch female NPT tank connection for fast, tool-friendly installation.
How It Works: Turn the handle to the open position during normal operation so water can enter and leave the tank. Close the valve before servicing or disconnecting the tank.
Key Features
- Quarter-turn on/off control
- 3/8 inch OD quick-connect tube port
- 1/4-inch female NPT tank connection
- Suitable for compatible RO and DI storage tanks
- Quick-connect design simplifies installation and service
Technical Specifications
| Specification | Details |
|---|---|
| Tube Connection | 3/8 inch OD quick connect |
| Tank Connection | 1/4-inch female NPT |
| Maximum Pressure at 70°F / 20°C | 150 PSI / 10 bar |
| Maximum Pressure at 140°F / 60°C | 60 PSI / 4 bar |
| Minimum Operating Temperature | 33°F / 1°C |
| Body Material | POM / polyacetal |
| O-Ring Material | NBR nitrile |
Compatibility Notice: Confirm both the tubing outside diameter and the tank thread size before ordering. Apply thread sealant only to the NPT connection; do not place sealant inside the quick-connect port.



