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The Carrier HH19ZH190 is a specialized 190F CO Auto Limit Switch designed for precise thermal regulation within high-performance HVAC systems
By utilizing high-temperature graphite material
The NBR (Nitriles) seals ensure a tight shut-off
Sticking with the OEM Hydrotherm 58-1858 avoids short-cycling and safety circuit errors
Operating at 265V with a 60 Hz frequency
Lochinvar & A.O. Smith 100233673 Gasket 323080-701 The Carrier HH19ZH190 is aThe Lochinvar and A. O. Smith 100233673 is a critical Gasket Air Arm component designed specifically for maintaining the combustion seal in high efficiency Armor gas fired water heaters and Knight heating boilers. This OEM replacement gasket ensures a gas tight interface between the air inlet arm and the blower assembly, preventing dangerous exhaust leaks and ensuring optimal excess air ratios during the modulation cycle. Engineered high temperature
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