OEM Compatibility: Engineered as the Lennox factory replacement for models 18M81

specifically designed for use with the TrueSTEAM Humidifier line (including HM506

Operating at 230V and a single-phase (1Ph) configuration

Enhanced Durability: The NEMA 4X enclosure and brass body offer excellent protection in washdown or corrosive environments

Featuring a SPST-NO (1 Form A) contact configuration

Resideo VU444A1007 Actuator Refrigerant OEM Compatibility: Engineered as theThe Resideo VU444A1007 is a heavy duty, 120Vac spring return valve actuator engineered for precise two position control of hot or chilled water in commercial HVAC systems. Designed for a 45 degree stroke, this SPST fan coil actuator features a rapid 15 second driving time and a reliable 6 second spring return, ensuring fail safe operation during power outages. Its stainless steel case and aluminum cover offer superior humidity resistance, making it an