NTI 84424, Low Water Cut Off Model 1100H3

This NTI Low Water Cut-off device, specifically the Model 1100H3, is a safety device designed to shut off the fuel or heat source in hydronic heating systems when the water level drops below a certain point. It is equipped with a manual reset button and an LED indicator for system status. The unit operates at a maximum pressure of 160 psi (pounds per square inch) and a temperature range of -40 to 212 degrees Fahrenheit. The Model 1100H3 also features an automatic reset function after power outages and is compatible with both natural gas and oil-fired boilers. Its compact size allows for easy installation in tight spaces.