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the Spirax-Sarco TD52L is freeze-resistant
Direct OEM Compatibility: Provides an exact fit and electrical match for 543-0133-01 and 543-0133-02 units
It is optimized for standard water applications
With its embedded microprocessor logic
Lochinvar & A.O. Smith 100208546 Thermostat 326058-756 the Spirax-Sarco TD52L is freeze-resistantThe Lochinvar & A. O. Smith 100208546 Thermostat is a critical direct immersion T stat for indirect tanks, engineered to provide precise temperature regulation in high demand potable water systems. Designed as an authentic OEM replacement part, this aquastat control manages the heating cycle by signaling the boiler to circulate hot water through the internal heat exchanger once the domestic hot water temperature falls below the setpoint. It features
