We recommend using this part strictly with the intended Honeywell series to ensure a proper NEMA-rated seal

utilizing the genuine Resideo 392449-4 ensures compatibility with brass pilot gas lines and prevents the common mechanical failures associated with generic sub-components

Key Benefits OEM Compatibility: Specifically engineered for Carrier

not a manual reset switch

providing a universal fit for high-pressure water and industrial applications

Maxitrol R9110-412 Spring We recommend using this partThe Maxitrol R9110 412 is a precision calibrated violet regulator spring formulated for high accuracy pressure control in specific gas delivery systems. This OEM component is engineered to provide an adjustable nominal outlet pressure range of 4 12" WC (Water Column). Designed for seamless integration, it is the standard specification for Maxitrol RV91, 210E Series, and 325 9 Series regulators. Field technicians rely on the distinct color coding to