International Environmental 71159943 Actuator 318973-401 Heavy-Duty Construction: Zinc-plated steel components

Heavy-Duty Construction: Zinc-plated steel components provide superior resistance to corrosion and mechanical wear in industrial HVAC environments

and an integral drain port

reducing the frequency of service calls and equipment downtime

expansion valves

this kit is designed to restore critical combustion sequences in units like the Laars NeoTherm and Laars H Series

International Environmental 71159943 Actuator 318973-401 Heavy-Duty Construction: Zinc-plated steel componentsThe International Environmental 71159943 Actuator is a field proven 24V N C 2 position actuator designed for high cycle performance in HVAC fan coil units, air handlers, and VAV systems. This direct drive actuator operates with a normally closed (N C) configuration, ensuring the valve defaults to a closed state upon power loss to prevent uncontrolled flow. Engineered as a genuine IEC replacement part, this model is cross referenced with Erie