Eaton ELFHNR Wheelock Eluxa Low Frequency Sounder, Wall, FIRE Lettering, 24V, Indoor, Red

Low frequency sounder designed to meet NFPA 72 requirements for sleeping room fire alarm signaling. Features compact, low-profile design with dual field-selectable settings for flexible installation. Operates at 520Hz frequency with T3 fire tone capability. Energy-efficient operation on 24V power. Includes mounting plate for straightforward wall installation. Finger slide switches enable easy configuration. Compatible with existing single-pair wiring for simple retrofit applications. Indoor-rated with red lettering for clear identification. Replaces standard appliances while meeting current fire safety codes for residential and commercial sleeping areas.