Hydrolevel 48-140 Outdoor Sensor Kit 322838-753 this unit is the standard

this unit is the standard choice for restoring proper cycling to Lochinvar and A

Key Benefits Enhanced Reliability: Microprocessor-based logic ensures precise timing and consistent hot surface ignition sequences

The straight spark igniter design streamlines installation within tight burner compartments

and auxiliary alarms

minimizing mechanical wear and ensuring quiet operation during peak demand periods

Hydrolevel 48-140 Outdoor Sensor Kit 322838-753 this unit is the standardMaximize the fuel saving potential of your system with the Hydrolevel 48 140 Outdoor Sensor Kit (Model OS 100). Engineered specifically for seamless integration with Hydrostat models 3200 Plus and 3250 Plus, this kit allows contractors to transition from internal thermal targeting to a precision Outdoor Reset methodology. By monitoring ambient temperatures, the OS 100 sensor dynamically adjusts the boiler's firing cycle based on actual heat demand,