Hide Show Product DetailsUsed WithMfr. Model Number ECT52Temperature Range90 to 150 °FDescriptionThermostat, Lower, Water Heater, Fits Brand AO Smith, Lochinvar, For Use With Mfr. Model Number ECT52, Temp. Range 90 Degrees to 150 Degrees F.1001100399004714115B00QW2WABMRelianceState Water HeatersLochinvarAmerican Water HeaterA. O. SmithWaterHeaterPartsProduct Preservers Customer Reviews Hide Show Write a Review