Carrier HH19ZA145 Limit Switch 322838-753 4 in-WC setpoints to provide

4 in-WC setpoints to provide accurate 2-stage furnace cycling

System Safety: Manual reset lockout ensures equipment stays offline until conditions are safe

Key Benefits Direct OEM Compatibility: Specifically designed to replace Modine 5H73598-2 and FP 12930 without bracket adjustments

Flexible Orientation: Versatile hole patterns allow for internal or external duct mounting to accommodate tight spatial constraints

this industrial steam regulator provides a precise reduced pressure range of 3 to 15 psi

Carrier HH19ZA145 Limit Switch 322838-753 4 in-WC setpoints to provideThe Carrier HH19ZA145 Limit Switch is a critical safety component designed for precise thermal monitoring in HVAC furnace systems and packaged units. As a high performance OEM replacement limit switch, this disc style sensor features a normally closed circuit that provides essential protection against heat exchanger overheating. Engineered to open at 145F and close at 105F, this automatic reset limit switch ensures your heating equipment stays within