Probe rods are typically specified and ordered separately based on the required insertion depth for your specific vessel or boiler requirements

The package includes the blower wheel

this component is the direct HVAC replacement part needed to restore quiet

Is an adapter needed for the 30RB series

Hydrolevel 48-3250-59 Replacement Sensor 30067439-890 Probe rods are typically specifiedFor technicians servicing hydronic systems, the Hydrolevel 48 3250 59 Replacement Sensor is the direct OEM solution for maintaining signal integrity in HydroStat 3000 and 4000 series controllers. This 24 inch thermistor sensor assembly provides the precise thermal feedback necessary for the controller? s low water cut off (LWCO) and temperature limit functions. When a hydronic boiler temperature sensor fails, it often triggers nuisance lockouts or