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As a DPDT switching relay
By replacing the seat/stem module
Contractors will appreciate the individually adjustable louvers for precise air distribution and the factory-installed 120/24V transformer that simplifies field wiring
providing a reference resistance of 1035 ohms at 77
ensuring zero-modification installation in compatible unit heaters
Hydrolevel 48-3250-59 Replacement Sensor 340155-7026 As a DPDT switching relayFor 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
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