Ferroli low water pressure sensor or switch is compatible with Combi, Falcon, Tempra, Domina, Modena, Optima, Arena, Pegasus, and Optimax boilers. Pressure sensors control internal water, gas, and air pressure inside a boiler or closed system.
Comes with O-ring
Technical specification
TypeSensor KitCompatible WithFerroli F24 B, Ferroli F30 B, Ferroli Arena 30 A and Ferroli Arena 30 CManufacturer Model No39806180Brand NameFerroli