this SPST (Single Pole Single Throw) device is calibrated to open the circuit at a fixed 350 degrees Fahrenheit

While compatible with the 143-80 series

and Honeywell AT120A1004

As a veteran tech

Nu-Calgon 4287-34 Nickel Safe Ice Machine Cleaner this SPST (Single Pole SingleThe Nu Calgon 4287 34 Nickel Safe Ice Machine Cleaner is the industry standard phosphoric acid based descaler designed specifically for nickel plated evaporators. Engineered to meet Manitowoc specification GES 6, this 16 oz. food grade ice machine cleaner effectively dissolves calcium and magnesium scale deposits without compromising the integrity of sensitive plating. This formula is critical for service technicians maintaining Manitowoc, Hoshizaki,