Description
The SEAFLO PS803 is a genuine replacement pressure switch for compatible SEAFLO diaphragm pumps. It provides an adjustable 50–80 PSI operating range and uses a three-screw mounting pattern.
- Pressure range: 50–80 PSI
- Current rating: 20 A
- Mounting: 3 screws
- Compatible with selected SEAFLO 31, 32, 35 and 52 Series diaphragm pumps
- Marine-grade replacement pump component
Confirm the three-screw mounting pattern on your existing pump before ordering, as two-screw versions are not interchangeable.
Only 2 left in stock — order soon!

