What is the difference between this rate-compensation sensor and a fixed-temperature sensor

It should not be used in 115V applications

Precise alignment with the burner assembly and inducer housing is required for optimal airflow and flame stability

preventing overheating and potential component damage

Designed to handle demanding refrigeration and air conditioning loads

Armstrong Fluid Technology 182202-653 Pump 322057-301 What is the difference betweenThe Armstrong Fluid Technology 182202 653 is a high performance E16. 2 series circulator pump designed for precision fluid management in residential and light commercial hydronic heating systems. Engineered for durability, this cast iron circulator pump features a robust 1 6HP, 120Vac single phase motor operating at 3400 RPM. This maintenance free pump utilizes permanently lubricated stainless steel shafts and ceramic bearings to eliminate the need