Carrier HH79NZ023 Air Sensor 318423-701 it is used in several

it is used in several specific multi-brand units (like Olsen) where the 1158-120 was the original spec

California Proposition 65 Warning – This product may contain materials known to the State of California to cause cancer or reproductive harm

this model is specifically wound for a 110/120V AC coil

the Schneider Electric zone valve can be mounted in vertical or horizontal piping

reliable data for optimal cycling and energy efficiency

Carrier HH79NZ023 Air Sensor 318423-701 it is used in severalThe Carrier HH79NZ023 Outdoor Air Sensor is a precision engineered OEM replacement part designed for accurate environmental monitoring in residential and commercial HVAC systems. Built to withstand rigorous external conditions, this sensor operates within a wide temperature range of 40F to 158F, ensuring consistent data transmission for system logic and economizer control. Its rugged housing provides superior protection against moisture and debris,